diff --git a/mobile/src/main/java/net/activitywatch/android/workers/NotifyWorker.kt b/mobile/src/main/java/net/activitywatch/android/workers/NotifyWorker.kt
index f7349e97..5820a5d1 100644
--- a/mobile/src/main/java/net/activitywatch/android/workers/NotifyWorker.kt
+++ b/mobile/src/main/java/net/activitywatch/android/workers/NotifyWorker.kt
@@ -15,6 +15,8 @@ import net.activitywatch.android.EXTRA_OPEN_ACTIVITY_VIEW
 import net.activitywatch.android.MainActivity
 import net.activitywatch.android.R
 import net.activitywatch.android.RustInterface
+import net.activitywatch.android.watcher.SessionEventWatcher
+import net.activitywatch.android.watcher.UsageStatsWatcher
 import org.json.JSONArray
 import org.json.JSONException
 import org.json.JSONObject
@@ -168,14 +170,24 @@ internal interface NotifyBackend {
     fun checkServer()
     fun getSetting(key: String): String
     fun androidQuery(timeperiod: String): String
+    fun ingestLatestUsage()
 }
 
 private class RustNotifyBackend(context: Context) : NotifyBackend {
+    private val appContext = context.applicationContext
     private val ri = RustInterface(context)
 
     override fun checkServer() { ri.getBucketsJSON() }
     override fun getSetting(key: String): String = ri.getSetting(key)
     override fun androidQuery(timeperiod: String): String = ri.androidQuery(timeperiod)
+
+    // Usage events otherwise reach the datastore only on the hourly (inexact) alarm, app
+    // open or widget refresh, so alerts were judged against data up to an hour old.
+    // processEventsSinceLastUpdate() skips if another ingestion run holds its lock.
+    override fun ingestLatestUsage() {
+        if (!UsageStatsWatcher.isUsageAllowed(appContext)) return
+        SessionEventWatcher(appContext).processEventsSinceLastUpdate()
+    }
 }
 
 class NotifyWorker internal constructor(
@@ -205,6 +217,12 @@ class NotifyWorker internal constructor(
             // Keep the periodic worker scheduled so enabling later takes effect,
             // but never query activity or create notifications when disabled.
             if (alerts.isEmpty()) return Result.success()
+            try {
+                backend.ingestLatestUsage()
+            } catch (e: Exception) {
+                // Still check thresholds against what is already stored.
+                Log.w(TAG, "Failed to ingest usage events before checking thresholds", e)
+            }
             val zone = ZoneId.systemDefault()
             val startOfDayHour = parseStartOfDayHour(backend.getSetting("startOfDay"))
             val now = LocalDateTime.now(zone)
diff --git a/mobile/src/test/java/net/activitywatch/android/workers/NotifyWorkerExecutionTest.kt b/mobile/src/test/java/net/activitywatch/android/workers/NotifyWorkerExecutionTest.kt
index 369a41c6..df211ea0 100644
--- a/mobile/src/test/java/net/activitywatch/android/workers/NotifyWorkerExecutionTest.kt
+++ b/mobile/src/test/java/net/activitywatch/android/workers/NotifyWorkerExecutionTest.kt
@@ -19,7 +19,10 @@ import org.robolectric.annotation.Config
 @RunWith(RobolectricTestRunner::class)
 @Config(sdk = [28], application = Application::class)
 class NotifyWorkerExecutionTest {
-    private class FakeBackend(private val setting: String) : NotifyBackend {
+    private class FakeBackend(
+        private val setting: String,
+        private val failIngest: Boolean = false,
+    ) : NotifyBackend {
         val calls = mutableListOf<String>()
 
         override fun checkServer() {
@@ -35,6 +38,11 @@ class NotifyWorkerExecutionTest {
             calls += "query"
             return """[{"cat_events":[{"duration":120,"data":{"${'$'}category":["Work"]}}]}]"""
         }
+
+        override fun ingestLatestUsage() {
+            calls += "ingest"
+            if (failIngest) throw IllegalStateException("ingest failed")
+        }
     }
 
     private fun runWorker(backend: FakeBackend): ListenableWorker.Result {
@@ -92,7 +100,18 @@ class NotifyWorkerExecutionTest {
             """{"enabled":true,"alerts":[{"category":"Work","thresholds_minutes":[1]}]}"""
         )
         assertEquals(ListenableWorker.Result.success(), runWorker(backend))
-        assertEquals(listOf("server", "aw-notify", "startOfDay", "query"), backend.calls)
+        assertEquals(listOf("server", "aw-notify", "ingest", "startOfDay", "query"), backend.calls)
+        assertEquals(1, notificationCount())
+    }
+
+    @Test
+    fun ingestFailureStillChecksStoredData() {
+        val backend = FakeBackend(
+            """{"enabled":true,"alerts":[{"category":"Work","thresholds_minutes":[1]}]}""",
+            failIngest = true,
+        )
+        assertEquals(ListenableWorker.Result.success(), runWorker(backend))
+        assertEquals(listOf("server", "aw-notify", "ingest", "startOfDay", "query"), backend.calls)
         assertEquals(1, notificationCount())
     }
 }