diff --git a/bot.py b/bot.py
index 353bb0d..bbbb79a 100644
--- a/bot.py
+++ b/bot.py
@@ -43,6 +43,7 @@ from nio.crypto.attachments import decrypt_attachment
 from livekit import api, rtc
 from voice import VoiceSession
 from article_summary import ArticleSummaryHandler
+from cron import CronScheduler
 
 BOT_DEVICE_ID = "AIBOT"
 CALL_MEMBER_TYPE = "org.matrix.msc3401.call.member"
@@ -1172,6 +1173,16 @@ class Bot:
             )
         else:
             self.article_handler = None
+        # Cron job scheduler (syncs with matrixhost portal)
+        if PORTAL_URL and BOT_API_KEY:
+            self.cron_scheduler = CronScheduler(
+                portal_url=PORTAL_URL,
+                api_key=BOT_API_KEY,
+                matrix_client=self.client,
+                send_text_fn=self._send_text,
+            )
+        else:
+            self.cron_scheduler = None
 
     async def _has_documents(self, matrix_user_id: str) -> bool:
         """Check if user has documents via local RAG or MatrixHost portal API.
@@ -1259,6 +1270,11 @@ class Bot:
         # Start reminder scheduler
         asyncio.create_task(self._reminder_scheduler())
 
+        # Start cron job scheduler
+        if self.cron_scheduler:
+            asyncio.create_task(self.cron_scheduler.start())
+            logger.info("Cron scheduler task created")
+
         await self.client.sync_forever(timeout=30000, full_state=True)
 
     async def _ensure_cross_signing(self):
@@ -3508,6 +3524,8 @@ class Bot:
                     await self.client.to_device(mac)
 
     async def cleanup(self):
+        if self.cron_scheduler:
+            await self.cron_scheduler.stop()
         await self.client.close()
         if self.lkapi:
             await self.lkapi.aclose()
diff --git a/cron/__init__.py b/cron/__init__.py
new file mode 100644
index 0000000..3ec1ac2
--- /dev/null
+++ b/cron/__init__.py
@@ -0,0 +1,3 @@
+from .scheduler import CronScheduler
+
+__all__ = ["CronScheduler"]
diff --git a/cron/brave_search.py b/cron/brave_search.py
new file mode 100644
index 0000000..f8ba0f3
--- /dev/null
+++ b/cron/brave_search.py
@@ -0,0 +1,63 @@
+"""Brave Search executor for cron jobs."""
+
+import logging
+import os
+
+import httpx
+
+from .formatter import format_search_results
+
+logger = logging.getLogger(__name__)
+
+BRAVE_API_KEY = os.environ.get("BRAVE_API_KEY", "")
+
+
+async def execute_brave_search(job: dict, send_text, **_kwargs) -> dict:
+    """Run a Brave Search query, dedup against known keys, post new results to Matrix."""
+    if not BRAVE_API_KEY:
+        return {"status": "error", "error": "BRAVE_API_KEY not configured"}
+
+    config = job.get("config", {})
+    query = config.get("query", "")
+    max_results = config.get("maxResults", 10)
+    target_room = job["targetRoom"]
+    dedup_keys = set(job.get("dedupKeys", []))
+
+    if not query:
+        return {"status": "error", "error": "No search query configured"}
+
+    try:
+        async with httpx.AsyncClient(timeout=15.0) as client:
+            resp = await client.get(
+                "https://api.search.brave.com/res/v1/web/search",
+                headers={
+                    "Accept": "application/json",
+                    "X-Subscription-Token": BRAVE_API_KEY,
+                },
+                params={"q": query, "count": max_results, "text_decorations": False},
+            )
+            resp.raise_for_status()
+            data = resp.json()
+
+        results = data.get("web", {}).get("results", [])
+        if not results:
+            return {"status": "no_results"}
+
+        # Dedup by URL
+        new_results = [r for r in results if r.get("url") not in dedup_keys]
+
+        if not new_results:
+            return {"status": "no_results"}
+
+        msg = format_search_results(job["name"], new_results)
+        await send_text(target_room, msg)
+
+        new_keys = [r["url"] for r in new_results if r.get("url")]
+        return {
+            "status": "success",
+            "newDedupKeys": new_keys,
+        }
+
+    except Exception as exc:
+        logger.error("Brave search cron failed: %s", exc, exc_info=True)
+        return {"status": "error", "error": str(exc)}
diff --git a/cron/browser_executor.py b/cron/browser_executor.py
new file mode 100644
index 0000000..5dddf49
--- /dev/null
+++ b/cron/browser_executor.py
@@ -0,0 +1,43 @@
+"""Browser scrape executor for cron jobs (placeholder for workflow-use integration)."""
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+async def execute_browser_scrape(job: dict, send_text, **_kwargs) -> dict:
+    """Execute a browser-based scraping job.
+
+    This is a placeholder that will be fully implemented when workflow-use
+    or Skyvern is deployed. For now, it posts a message indicating the
+    feature is pending setup.
+    """
+    target_room = job["targetRoom"]
+    config = job.get("config", {})
+    url = config.get("url", "")
+    browser_profile = job.get("browserProfile")
+
+    if not browser_profile:
+        await send_text(
+            target_room,
+            f"**{job['name']}**: Browser scan requires a connected browser profile. "
+            f"Set one up at https://matrixhost.eu/settings/automations",
+        )
+        return {"status": "error", "error": "No browser profile configured"}
+
+    if browser_profile.get("status") == "expired":
+        await send_text(
+            target_room,
+            f"**{job['name']}**: Your browser session has expired. "
+            f"Please re-record at https://matrixhost.eu/settings/automations",
+        )
+        return {"status": "error", "error": "Browser session expired"}
+
+    # TODO: Integrate workflow-use or Skyvern for actual browser replay
+    # For now, fall back to a simple notification
+    await send_text(
+        target_room,
+        f"**{job['name']}**: Browser scan for {url} is configured but browser "
+        f"replay is not yet available. Web Search automations work now.",
+    )
+    return {"status": "error", "error": "Browser executor not yet implemented"}
diff --git a/cron/executor.py b/cron/executor.py
new file mode 100644
index 0000000..9edba97
--- /dev/null
+++ b/cron/executor.py
@@ -0,0 +1,28 @@
+"""Dispatch cron jobs to the correct executor by job_type."""
+
+import logging
+
+from .brave_search import execute_brave_search
+from .browser_executor import execute_browser_scrape
+from .reminder import execute_reminder
+
+logger = logging.getLogger(__name__)
+
+EXECUTORS = {
+    "brave_search": execute_brave_search,
+    "browser_scrape": execute_browser_scrape,
+    "reminder": execute_reminder,
+}
+
+
+async def execute_job(job: dict, send_text, matrix_client) -> dict:
+    """Execute a cron job and return a result dict for reporting."""
+    job_type = job["jobType"]
+    executor = EXECUTORS.get(job_type)
+
+    if not executor:
+        msg = f"Unknown job type: {job_type}"
+        logger.error(msg)
+        return {"status": "error", "error": msg}
+
+    return await executor(job=job, send_text=send_text, matrix_client=matrix_client)
diff --git a/cron/formatter.py b/cron/formatter.py
new file mode 100644
index 0000000..23dd295
--- /dev/null
+++ b/cron/formatter.py
@@ -0,0 +1,55 @@
+"""Format cron job results as Matrix messages (markdown)."""
+
+
+def format_search_results(job_name: str, results: list[dict]) -> str:
+    """Format Brave Search results as a markdown message for Matrix."""
+    count = len(results)
+    lines = [f"**{job_name}** \u2014 {count} new result{'s' if count != 1 else ''}:\n"]
+
+    for i, r in enumerate(results, 1):
+        title = r.get("title", "Untitled")
+        url = r.get("url", "")
+        desc = r.get("description", "")
+        lines.append(f"{i}. **[{title}]({url})**")
+        if desc:
+            lines.append(f"   {desc}")
+        lines.append("")
+
+    lines.append(
+        "_Manage automations: https://matrixhost.eu/settings/automations_"
+    )
+    return "\n".join(lines)
+
+
+def format_listings(job_name: str, listings: list[dict]) -> str:
+    """Format browser-scraped listings as a markdown message for Matrix."""
+    count = len(listings)
+    lines = [f"**{job_name}** \u2014 {count} new listing{'s' if count != 1 else ''}:\n"]
+
+    for i, item in enumerate(listings, 1):
+        title = item.get("title", "Unknown")
+        price = item.get("price", "")
+        location = item.get("location", "")
+        url = item.get("url", "")
+        age = item.get("age", "")
+
+        line = f"{i}. **{title}**"
+        if price:
+            line += f" \u2014 {price}"
+        lines.append(line)
+
+        details = []
+        if location:
+            details.append(f"\U0001f4cd {location}")
+        if age:
+            details.append(f"\U0001f4c5 {age}")
+        if url:
+            details.append(f"[View listing]({url})")
+        if details:
+            lines.append(f"   {' \u00b7 '.join(details)}")
+        lines.append("")
+
+    lines.append(
+        "_Manage automations: https://matrixhost.eu/settings/automations_"
+    )
+    return "\n".join(lines)
diff --git a/cron/reminder.py b/cron/reminder.py
new file mode 100644
index 0000000..ccd067d
--- /dev/null
+++ b/cron/reminder.py
@@ -0,0 +1,20 @@
+"""Simple reminder executor for cron jobs."""
+
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+async def execute_reminder(job: dict, send_text, **_kwargs) -> dict:
+    """Post a reminder message to a Matrix room."""
+    config = job.get("config", {})
+    message = config.get("message", "")
+    target_room = job["targetRoom"]
+
+    if not message:
+        return {"status": "error", "error": "No reminder message configured"}
+
+    text = f"\u23f0 **{job['name']}:** {message}"
+    await send_text(target_room, text)
+
+    return {"status": "success"}
diff --git a/cron/scheduler.py b/cron/scheduler.py
new file mode 100644
index 0000000..cb4d84c
--- /dev/null
+++ b/cron/scheduler.py
@@ -0,0 +1,182 @@
+"""Cron job scheduler that syncs with matrixhost-web API and executes jobs."""
+
+import asyncio
+import logging
+from datetime import datetime, timezone
+
+import httpx
+
+from .executor import execute_job
+
+logger = logging.getLogger(__name__)
+
+SYNC_INTERVAL = 300  # 5 minutes
+
+
+class CronScheduler:
+    """Fetches enabled cron jobs from the matrixhost portal and runs them on schedule."""
+
+    def __init__(self, portal_url: str, api_key: str, matrix_client, send_text_fn):
+        self.portal_url = portal_url.rstrip("/")
+        self.api_key = api_key
+        self.matrix_client = matrix_client
+        self.send_text = send_text_fn
+        self._jobs: dict[str, dict] = {}  # id -> job data
+        self._tasks: dict[str, asyncio.Task] = {}  # id -> scheduler task
+        self._running = False
+
+    async def start(self):
+        """Start the scheduler background loop."""
+        self._running = True
+        logger.info("Cron scheduler starting")
+        await asyncio.sleep(15)  # wait for bot to stabilize
+        while self._running:
+            try:
+                await self._sync_jobs()
+            except Exception:
+                logger.warning("Cron job sync failed", exc_info=True)
+            await asyncio.sleep(SYNC_INTERVAL)
+
+    async def stop(self):
+        self._running = False
+        for task in self._tasks.values():
+            task.cancel()
+        self._tasks.clear()
+
+    async def _sync_jobs(self):
+        """Fetch active jobs from portal and reconcile with running tasks."""
+        async with httpx.AsyncClient(timeout=15.0) as client:
+            resp = await client.get(
+                f"{self.portal_url}/api/cron/jobs/active",
+                headers={"x-api-key": self.api_key},
+            )
+            resp.raise_for_status()
+            data = resp.json()
+
+        remote_jobs = {j["id"]: j for j in data.get("jobs", [])}
+
+        # Remove jobs that are no longer active
+        for job_id in list(self._tasks):
+            if job_id not in remote_jobs:
+                logger.info("Removing cron job %s (no longer active)", job_id)
+                self._tasks[job_id].cancel()
+                del self._tasks[job_id]
+                self._jobs.pop(job_id, None)
+
+        # Add/update jobs
+        for job_id, job in remote_jobs.items():
+            existing = self._jobs.get(job_id)
+            if existing and existing.get("updatedAt") == job.get("updatedAt"):
+                continue  # unchanged
+
+            # Cancel old task if updating
+            if job_id in self._tasks:
+                self._tasks[job_id].cancel()
+
+            self._jobs[job_id] = job
+            self._tasks[job_id] = asyncio.create_task(
+                self._job_loop(job), name=f"cron-{job_id}"
+            )
+            logger.info("Scheduled cron job: %s (%s @ %s %s)",
+                         job["name"], job["schedule"], job.get("scheduleAt", ""), job["timezone"])
+
+        # Check for manual triggers (lastStatus == "pending")
+        for job_id, job in remote_jobs.items():
+            if job.get("lastStatus") == "pending":
+                logger.info("Manual trigger detected for %s", job["name"])
+                asyncio.create_task(self._run_once(job))
+
+    async def _job_loop(self, job: dict):
+        """Run a job on its schedule forever."""
+        try:
+            while True:
+                sleep_secs = self._seconds_until_next_run(job)
+                if sleep_secs > 0:
+                    await asyncio.sleep(sleep_secs)
+                await self._run_once(job)
+        except asyncio.CancelledError:
+            pass
+
+    async def _run_once(self, job: dict):
+        """Execute a single job run and report results back."""
+        job_id = job["id"]
+        logger.info("Running cron job: %s (%s)", job["name"], job["jobType"])
+        try:
+            result = await execute_job(
+                job=job,
+                send_text=self.send_text,
+                matrix_client=self.matrix_client,
+            )
+            await self._report_result(job_id, result)
+        except Exception as exc:
+            logger.error("Cron job %s failed: %s", job["name"], exc, exc_info=True)
+            await self._report_result(job_id, {
+                "status": "error",
+                "error": str(exc),
+            })
+
+    async def _report_result(self, job_id: str, result: dict):
+        """Report job execution result back to the portal."""
+        try:
+            async with httpx.AsyncClient(timeout=10.0) as client:
+                await client.post(
+                    f"{self.portal_url}/api/cron/jobs/{job_id}/result",
+                    headers={"x-api-key": self.api_key},
+                    json=result,
+                )
+        except Exception:
+            logger.warning("Failed to report cron result for %s", job_id, exc_info=True)
+
+    def _seconds_until_next_run(self, job: dict) -> float:
+        """Calculate seconds until the next scheduled run."""
+        import zoneinfo
+
+        schedule = job["schedule"]
+        schedule_at = job.get("scheduleAt", "09:00") or "09:00"
+        tz = zoneinfo.ZoneInfo(job.get("timezone", "Europe/Berlin"))
+        now = datetime.now(tz)
+
+        hour, minute = (int(x) for x in schedule_at.split(":"))
+
+        if schedule == "hourly":
+            # Run at the top of every hour
+            next_run = now.replace(minute=0, second=0, microsecond=0)
+            if next_run <= now:
+                next_run = next_run.replace(hour=now.hour + 1)
+            return (next_run - now).total_seconds()
+
+        if schedule == "daily":
+            next_run = now.replace(hour=hour, minute=minute, second=0, microsecond=0)
+            if next_run <= now:
+                from datetime import timedelta
+                next_run += timedelta(days=1)
+            return (next_run - now).total_seconds()
+
+        if schedule == "weekly":
+            # Monday = 0
+            from datetime import timedelta
+            days_ahead = (0 - now.weekday()) % 7 or 7
+            next_run = now.replace(hour=hour, minute=minute, second=0, microsecond=0)
+            if now.weekday() == 0 and next_run > now:
+                days_ahead = 0
+            next_run += timedelta(days=days_ahead)
+            if next_run <= now:
+                next_run += timedelta(days=7)
+            return (next_run - now).total_seconds()
+
+        if schedule == "weekdays":
+            from datetime import timedelta
+            next_run = now.replace(hour=hour, minute=minute, second=0, microsecond=0)
+            if next_run <= now:
+                next_run += timedelta(days=1)
+            # Skip weekends
+            while next_run.weekday() >= 5:
+                next_run += timedelta(days=1)
+            return (next_run - now).total_seconds()
+
+        # Default: daily
+        from datetime import timedelta
+        next_run = now.replace(hour=hour, minute=minute, second=0, microsecond=0)
+        if next_run <= now:
+            next_run += timedelta(days=1)
+        return (next_run - now).total_seconds()
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_cron_brave_search.py b/tests/test_cron_brave_search.py
new file mode 100644
index 0000000..a9d8d5c
--- /dev/null
+++ b/tests/test_cron_brave_search.py
@@ -0,0 +1,150 @@
+"""Tests for the Brave Search cron executor."""
+
+import os
+from unittest.mock import AsyncMock, MagicMock, patch
+
+import pytest
+
+from cron.brave_search import execute_brave_search
+
+
+@pytest.fixture
+def job():
+    return {
+        "id": "j1",
+        "name": "BMW Search",
+        "jobType": "brave_search",
+        "config": {"query": "BMW X3 damaged Cyprus", "maxResults": 5},
+        "targetRoom": "!room:cars",
+        "dedupKeys": ["https://old-result.com"],
+    }
+
+
+class TestBraveSearchExecutor:
+    @pytest.mark.asyncio
+    async def test_returns_error_without_api_key(self, job):
+        with patch.dict(os.environ, {"BRAVE_API_KEY": ""}, clear=False):
+            # Need to reload module to pick up empty env
+            import importlib
+            import cron.brave_search as bs
+            original_key = bs.BRAVE_API_KEY
+            bs.BRAVE_API_KEY = ""
+            try:
+                result = await execute_brave_search(job=job, send_text=AsyncMock())
+                assert result["status"] == "error"
+                assert "BRAVE_API_KEY" in result["error"]
+            finally:
+                bs.BRAVE_API_KEY = original_key
+
+    @pytest.mark.asyncio
+    async def test_returns_error_without_query(self):
+        job = {
+            "id": "j1",
+            "name": "Empty",
+            "jobType": "brave_search",
+            "config": {},
+            "targetRoom": "!room:test",
+            "dedupKeys": [],
+        }
+        import cron.brave_search as bs
+        original_key = bs.BRAVE_API_KEY
+        bs.BRAVE_API_KEY = "test-key"
+        try:
+            result = await execute_brave_search(job=job, send_text=AsyncMock())
+            assert result["status"] == "error"
+            assert "query" in result["error"].lower()
+        finally:
+            bs.BRAVE_API_KEY = original_key
+
+    @pytest.mark.asyncio
+    async def test_deduplicates_results(self, job):
+        """Results with URLs already in dedupKeys should be filtered out."""
+        import cron.brave_search as bs
+        original_key = bs.BRAVE_API_KEY
+        bs.BRAVE_API_KEY = "test-key"
+
+        mock_response = MagicMock()
+        mock_response.json.return_value = {
+            "web": {
+                "results": [
+                    {"title": "Old Result", "url": "https://old-result.com", "description": "Already seen"},
+                    {"title": "New BMW", "url": "https://new-result.com", "description": "Fresh listing"},
+                ]
+            }
+        }
+        mock_response.raise_for_status = MagicMock()
+
+        send_text = AsyncMock()
+
+        with patch("httpx.AsyncClient") as mock_client_cls:
+            mock_client = AsyncMock()
+            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
+            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
+            mock_client.get = AsyncMock(return_value=mock_response)
+
+            try:
+                result = await execute_brave_search(job=job, send_text=send_text)
+            finally:
+                bs.BRAVE_API_KEY = original_key
+
+        assert result["status"] == "success"
+        assert result["newDedupKeys"] == ["https://new-result.com"]
+        send_text.assert_called_once()
+        # Message should contain only the new result
+        msg = send_text.call_args[0][1]
+        assert "New BMW" in msg
+        assert "Old Result" not in msg
+
+    @pytest.mark.asyncio
+    async def test_no_results_status(self, job):
+        """When API returns empty results, status should be no_results."""
+        import cron.brave_search as bs
+        original_key = bs.BRAVE_API_KEY
+        bs.BRAVE_API_KEY = "test-key"
+
+        mock_response = MagicMock()
+        mock_response.json.return_value = {"web": {"results": []}}
+        mock_response.raise_for_status = MagicMock()
+
+        with patch("httpx.AsyncClient") as mock_client_cls:
+            mock_client = AsyncMock()
+            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
+            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
+            mock_client.get = AsyncMock(return_value=mock_response)
+
+            try:
+                result = await execute_brave_search(job=job, send_text=AsyncMock())
+            finally:
+                bs.BRAVE_API_KEY = original_key
+
+        assert result["status"] == "no_results"
+
+    @pytest.mark.asyncio
+    async def test_all_results_already_seen(self, job):
+        """When all results are already in dedupKeys, status should be no_results."""
+        import cron.brave_search as bs
+        original_key = bs.BRAVE_API_KEY
+        bs.BRAVE_API_KEY = "test-key"
+
+        mock_response = MagicMock()
+        mock_response.json.return_value = {
+            "web": {
+                "results": [
+                    {"title": "Old", "url": "https://old-result.com", "description": "Seen"},
+                ]
+            }
+        }
+        mock_response.raise_for_status = MagicMock()
+
+        with patch("httpx.AsyncClient") as mock_client_cls:
+            mock_client = AsyncMock()
+            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
+            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
+            mock_client.get = AsyncMock(return_value=mock_response)
+
+            try:
+                result = await execute_brave_search(job=job, send_text=AsyncMock())
+            finally:
+                bs.BRAVE_API_KEY = original_key
+
+        assert result["status"] == "no_results"
diff --git a/tests/test_cron_browser_executor.py b/tests/test_cron_browser_executor.py
new file mode 100644
index 0000000..a67a495
--- /dev/null
+++ b/tests/test_cron_browser_executor.py
@@ -0,0 +1,58 @@
+"""Tests for the browser scrape executor."""
+
+from unittest.mock import AsyncMock
+
+import pytest
+
+from cron.browser_executor import execute_browser_scrape
+
+
+class TestBrowserScrapeExecutor:
+    @pytest.mark.asyncio
+    async def test_returns_error_without_profile(self):
+        job = {
+            "id": "j1",
+            "name": "FB Scan",
+            "config": {"url": "https://facebook.com/marketplace"},
+            "targetRoom": "!room:test",
+            "browserProfile": None,
+        }
+        send_text = AsyncMock()
+        result = await execute_browser_scrape(job=job, send_text=send_text)
+        assert result["status"] == "error"
+        assert "browser profile" in result["error"].lower()
+        send_text.assert_called_once()
+        msg = send_text.call_args[0][1]
+        assert "matrixhost.eu/settings/automations" in msg
+
+    @pytest.mark.asyncio
+    async def test_returns_error_with_expired_profile(self):
+        job = {
+            "id": "j1",
+            "name": "FB Scan",
+            "config": {"url": "https://facebook.com/marketplace"},
+            "targetRoom": "!room:test",
+            "browserProfile": {"id": "b1", "status": "expired", "name": "facebook"},
+        }
+        send_text = AsyncMock()
+        result = await execute_browser_scrape(job=job, send_text=send_text)
+        assert result["status"] == "error"
+        assert "expired" in result["error"].lower()
+        send_text.assert_called_once()
+        msg = send_text.call_args[0][1]
+        assert "re-record" in msg.lower()
+
+    @pytest.mark.asyncio
+    async def test_placeholder_with_active_profile(self):
+        job = {
+            "id": "j1",
+            "name": "FB Scan",
+            "config": {"url": "https://facebook.com/marketplace"},
+            "targetRoom": "!room:test",
+            "browserProfile": {"id": "b1", "status": "active", "name": "facebook"},
+        }
+        send_text = AsyncMock()
+        result = await execute_browser_scrape(job=job, send_text=send_text)
+        # Currently a placeholder, should indicate not yet implemented
+        assert result["status"] == "error"
+        assert "not yet implemented" in result["error"].lower()
diff --git a/tests/test_cron_executor.py b/tests/test_cron_executor.py
new file mode 100644
index 0000000..938332a
--- /dev/null
+++ b/tests/test_cron_executor.py
@@ -0,0 +1,48 @@
+"""Tests for the cron executor dispatch."""
+
+from unittest.mock import AsyncMock
+
+import pytest
+
+from cron.executor import execute_job
+
+
+class TestExecuteJob:
+    @pytest.mark.asyncio
+    async def test_unknown_job_type_returns_error(self):
+        job = {"jobType": "nonexistent", "config": {}}
+        result = await execute_job(
+            job=job, send_text=AsyncMock(), matrix_client=None
+        )
+        assert result["status"] == "error"
+        assert "Unknown job type" in result["error"]
+
+    @pytest.mark.asyncio
+    async def test_dispatches_to_reminder(self):
+        job = {
+            "id": "j1",
+            "name": "Test Reminder",
+            "jobType": "reminder",
+            "config": {"message": "Don't forget!"},
+            "targetRoom": "!room:test",
+        }
+        send_text = AsyncMock()
+        result = await execute_job(job=job, send_text=send_text, matrix_client=None)
+        assert result["status"] == "success"
+        send_text.assert_called_once()
+        assert "Don't forget!" in send_text.call_args[0][1]
+
+    @pytest.mark.asyncio
+    async def test_dispatches_to_browser_scrape_no_profile(self):
+        job = {
+            "id": "j1",
+            "name": "Scrape Test",
+            "jobType": "browser_scrape",
+            "config": {"url": "https://example.com"},
+            "targetRoom": "!room:test",
+            "browserProfile": None,
+        }
+        send_text = AsyncMock()
+        result = await execute_job(job=job, send_text=send_text, matrix_client=None)
+        assert result["status"] == "error"
+        assert "browser profile" in result["error"].lower()
diff --git a/tests/test_cron_formatter.py b/tests/test_cron_formatter.py
new file mode 100644
index 0000000..c5f564c
--- /dev/null
+++ b/tests/test_cron_formatter.py
@@ -0,0 +1,67 @@
+"""Tests for the cron result formatter."""
+
+from cron.formatter import format_search_results, format_listings
+
+
+class TestFormatSearchResults:
+    def test_single_result(self):
+        results = [
+            {"title": "BMW X3 2018", "url": "https://example.com/1", "description": "Unfallwagen"}
+        ]
+        msg = format_search_results("BMW Scan", results)
+        assert "BMW Scan" in msg
+        assert "1 new result" in msg
+        assert "BMW X3 2018" in msg
+        assert "https://example.com/1" in msg
+        assert "Unfallwagen" in msg
+        assert "matrixhost.eu/settings/automations" in msg
+
+    def test_multiple_results(self):
+        results = [
+            {"title": "Result 1", "url": "https://a.com", "description": "Desc 1"},
+            {"title": "Result 2", "url": "https://b.com", "description": "Desc 2"},
+            {"title": "Result 3", "url": "https://c.com", "description": ""},
+        ]
+        msg = format_search_results("Test Search", results)
+        assert "3 new results" in msg
+        assert "1." in msg
+        assert "2." in msg
+        assert "3." in msg
+
+    def test_result_without_description(self):
+        results = [{"title": "No Desc", "url": "https://x.com"}]
+        msg = format_search_results("Search", results)
+        assert "No Desc" in msg
+        # Should not have empty description line
+
+
+class TestFormatListings:
+    def test_single_listing(self):
+        listings = [
+            {
+                "title": "BMW X3 2.0i",
+                "price": "\u20ac4,500",
+                "location": "Limassol",
+                "url": "https://fb.com/123",
+                "age": "2h ago",
+            }
+        ]
+        msg = format_listings("Car Scan", listings)
+        assert "Car Scan" in msg
+        assert "1 new listing" in msg
+        assert "BMW X3 2.0i" in msg
+        assert "\u20ac4,500" in msg
+        assert "Limassol" in msg
+        assert "2h ago" in msg
+        assert "https://fb.com/123" in msg
+
+    def test_listing_without_optional_fields(self):
+        listings = [{"title": "Bare Listing"}]
+        msg = format_listings("Scan", listings)
+        assert "Bare Listing" in msg
+        assert "1 new listing" in msg
+
+    def test_multiple_listings_plural(self):
+        listings = [{"title": f"Item {i}"} for i in range(5)]
+        msg = format_listings("Multi", listings)
+        assert "5 new listings" in msg
diff --git a/tests/test_cron_reminder.py b/tests/test_cron_reminder.py
new file mode 100644
index 0000000..a329646
--- /dev/null
+++ b/tests/test_cron_reminder.py
@@ -0,0 +1,57 @@
+"""Tests for the reminder cron executor."""
+
+from unittest.mock import AsyncMock
+
+import pytest
+
+from cron.reminder import execute_reminder
+
+
+class TestReminderExecutor:
+    @pytest.mark.asyncio
+    async def test_sends_reminder_to_room(self):
+        job = {
+            "id": "j1",
+            "name": "Daily Check",
+            "config": {"message": "Check your portfolio"},
+            "targetRoom": "!room:finance",
+        }
+        send_text = AsyncMock()
+        result = await execute_reminder(job=job, send_text=send_text)
+
+        assert result["status"] == "success"
+        send_text.assert_called_once()
+        room_id, msg = send_text.call_args[0]
+        assert room_id == "!room:finance"
+        assert "Check your portfolio" in msg
+        assert "Daily Check" in msg
+        assert "\u23f0" in msg  # alarm clock emoji
+
+    @pytest.mark.asyncio
+    async def test_returns_error_without_message(self):
+        job = {
+            "id": "j1",
+            "name": "Empty",
+            "config": {},
+            "targetRoom": "!room:test",
+        }
+        send_text = AsyncMock()
+        result = await execute_reminder(job=job, send_text=send_text)
+
+        assert result["status"] == "error"
+        assert "message" in result["error"].lower()
+        send_text.assert_not_called()
+
+    @pytest.mark.asyncio
+    async def test_empty_message_returns_error(self):
+        job = {
+            "id": "j1",
+            "name": "Empty",
+            "config": {"message": ""},
+            "targetRoom": "!room:test",
+        }
+        send_text = AsyncMock()
+        result = await execute_reminder(job=job, send_text=send_text)
+
+        assert result["status"] == "error"
+        send_text.assert_not_called()
diff --git a/tests/test_cron_scheduler.py b/tests/test_cron_scheduler.py
new file mode 100644
index 0000000..26f8cf6
--- /dev/null
+++ b/tests/test_cron_scheduler.py
@@ -0,0 +1,217 @@
+"""Tests for the cron scheduler module."""
+
+import asyncio
+from datetime import datetime, timedelta
+from unittest.mock import AsyncMock, MagicMock, patch
+import zoneinfo
+
+import pytest
+
+from cron.scheduler import CronScheduler
+
+
+@pytest.fixture
+def scheduler():
+    send_text = AsyncMock()
+    matrix_client = MagicMock()
+    sched = CronScheduler(
+        portal_url="https://matrixhost.eu",
+        api_key="test-key",
+        matrix_client=matrix_client,
+        send_text_fn=send_text,
+    )
+    return sched
+
+
+class TestSecondsUntilNextRun:
+    def test_daily_schedule_future_today(self, scheduler):
+        tz = zoneinfo.ZoneInfo("Europe/Berlin")
+        now = datetime.now(tz)
+        # Set scheduleAt to 2 hours from now
+        future_time = now + timedelta(hours=2)
+        job = {
+            "schedule": "daily",
+            "scheduleAt": f"{future_time.hour:02d}:{future_time.minute:02d}",
+            "timezone": "Europe/Berlin",
+        }
+        secs = scheduler._seconds_until_next_run(job)
+        assert 7000 < secs < 7300  # roughly 2 hours
+
+    def test_daily_schedule_past_today_goes_tomorrow(self, scheduler):
+        tz = zoneinfo.ZoneInfo("Europe/Berlin")
+        now = datetime.now(tz)
+        # Set scheduleAt to 2 hours ago
+        past_time = now - timedelta(hours=2)
+        job = {
+            "schedule": "daily",
+            "scheduleAt": f"{past_time.hour:02d}:{past_time.minute:02d}",
+            "timezone": "Europe/Berlin",
+        }
+        secs = scheduler._seconds_until_next_run(job)
+        # Should be ~22 hours from now
+        assert 78000 < secs < 80000
+
+    def test_hourly_schedule(self, scheduler):
+        job = {
+            "schedule": "hourly",
+            "scheduleAt": None,
+            "timezone": "Europe/Berlin",
+        }
+        secs = scheduler._seconds_until_next_run(job)
+        # Should be between 0 and 3600
+        assert 0 <= secs <= 3600
+
+    def test_weekdays_skips_weekend(self, scheduler):
+        # Mock a Saturday
+        job = {
+            "schedule": "weekdays",
+            "scheduleAt": "09:00",
+            "timezone": "UTC",
+        }
+        secs = scheduler._seconds_until_next_run(job)
+        assert secs > 0
+
+    def test_weekly_schedule(self, scheduler):
+        job = {
+            "schedule": "weekly",
+            "scheduleAt": "09:00",
+            "timezone": "Europe/Berlin",
+        }
+        secs = scheduler._seconds_until_next_run(job)
+        # Should be between 0 and 7 days
+        assert 0 < secs <= 7 * 86400
+
+    def test_default_timezone(self, scheduler):
+        job = {
+            "schedule": "daily",
+            "scheduleAt": "23:59",
+            "timezone": "Europe/Berlin",
+        }
+        secs = scheduler._seconds_until_next_run(job)
+        assert secs > 0
+
+    def test_different_timezone(self, scheduler):
+        job = {
+            "schedule": "daily",
+            "scheduleAt": "09:00",
+            "timezone": "America/New_York",
+        }
+        secs = scheduler._seconds_until_next_run(job)
+        assert secs > 0
+
+
+class TestSyncJobs:
+    @pytest.mark.asyncio
+    async def test_sync_adds_new_jobs(self, scheduler):
+        """New jobs from the API should be registered as tasks."""
+        jobs_response = {
+            "jobs": [
+                {
+                    "id": "j1",
+                    "name": "Test Job",
+                    "jobType": "brave_search",
+                    "schedule": "daily",
+                    "scheduleAt": "09:00",
+                    "timezone": "Europe/Berlin",
+                    "config": {"query": "test"},
+                    "targetRoom": "!room:test",
+                    "enabled": True,
+                    "updatedAt": "2026-03-16T00:00:00Z",
+                }
+            ]
+        }
+
+        with patch("httpx.AsyncClient") as mock_client_cls:
+            mock_client = AsyncMock()
+            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
+            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
+            mock_resp = MagicMock()
+            mock_resp.json.return_value = jobs_response
+            mock_resp.raise_for_status = MagicMock()
+            mock_client.get = AsyncMock(return_value=mock_resp)
+
+            await scheduler._sync_jobs()
+
+        assert "j1" in scheduler._jobs
+        assert "j1" in scheduler._tasks
+        # Clean up the task
+        scheduler._tasks["j1"].cancel()
+        try:
+            await scheduler._tasks["j1"]
+        except asyncio.CancelledError:
+            pass
+
+    @pytest.mark.asyncio
+    async def test_sync_removes_deleted_jobs(self, scheduler):
+        """Jobs removed from the API should have their tasks cancelled."""
+        # Pre-populate with a job
+        mock_task = AsyncMock()
+        mock_task.cancel = MagicMock()
+        scheduler._jobs["old_job"] = {"id": "old_job"}
+        scheduler._tasks["old_job"] = mock_task
+
+        with patch("httpx.AsyncClient") as mock_client_cls:
+            mock_client = AsyncMock()
+            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
+            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
+            mock_resp = MagicMock()
+            mock_resp.json.return_value = {"jobs": []}  # No jobs
+            mock_resp.raise_for_status = MagicMock()
+            mock_client.get = AsyncMock(return_value=mock_resp)
+
+            await scheduler._sync_jobs()
+
+        assert "old_job" not in scheduler._tasks
+        assert "old_job" not in scheduler._jobs
+        mock_task.cancel.assert_called_once()
+
+
+class TestRunOnce:
+    @pytest.mark.asyncio
+    async def test_run_once_reports_success(self, scheduler):
+        """Successful execution should report back to portal."""
+        job = {
+            "id": "j1",
+            "name": "Test",
+            "jobType": "reminder",
+            "config": {"message": "Hello"},
+            "targetRoom": "!room:test",
+        }
+
+        with patch("httpx.AsyncClient") as mock_client_cls:
+            mock_client = AsyncMock()
+            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
+            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
+            mock_client.post = AsyncMock()
+
+            await scheduler._run_once(job)
+
+        # send_text should have been called with the reminder
+        scheduler.send_text.assert_called_once()
+        call_args = scheduler.send_text.call_args
+        assert call_args[0][0] == "!room:test"
+        assert "Hello" in call_args[0][1]
+
+    @pytest.mark.asyncio
+    async def test_run_once_reports_error(self, scheduler):
+        """Failed execution should report error back to portal."""
+        job = {
+            "id": "j1",
+            "name": "Test",
+            "jobType": "brave_search",
+            "config": {},  # Missing query = error
+            "targetRoom": "!room:test",
+            "dedupKeys": [],
+        }
+
+        with patch("httpx.AsyncClient") as mock_client_cls:
+            mock_client = AsyncMock()
+            mock_client_cls.return_value.__aenter__ = AsyncMock(return_value=mock_client)
+            mock_client_cls.return_value.__aexit__ = AsyncMock(return_value=False)
+            mock_client.post = AsyncMock()
+
+            await scheduler._run_once(job)
+
+        # Should not have sent a message to the room (error in executor)
+        # But should have reported back
+        # The report happens via httpx post