diff --git a/lib/constants.dart b/lib/constants.dart
new file mode 100644
index 0000000..edf467d
--- /dev/null
+++ b/lib/constants.dart
@@ -0,0 +1,2 @@
+const SENTRY_DSN =
+    'https://ab786a1feac7418d87187465b6f30ee0@sentry.k8s.jfdev.de/2';
diff --git a/lib/main.dart b/lib/main.dart
index c7b2f6c..5775d04 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -1,12 +1,48 @@
+import 'dart:async';
+
 import 'package:flutter/material.dart';
+import 'package:sentry/sentry.dart';
+import 'package:vikunja_app/constants.dart';
 import 'package:vikunja_app/global.dart';
 import 'package:vikunja_app/pages/home.dart';
 import 'package:vikunja_app/pages/user/login.dart';
 import 'package:vikunja_app/theme/theme.dart';
 
-void main() => runApp(VikunjaGlobal(
-    child: new VikunjaApp(home: HomePage()),
-    login: new VikunjaApp(home: LoginPage())));
+void main() {
+  var sentry = new SentryClient(dsn: SENTRY_DSN);
+
+  FlutterError.onError = (details, {bool forceReport = false}) {
+    try {
+      sentry.captureException(
+        exception: details.exception,
+        stackTrace: details.stack,
+      );
+    } catch (e) {
+      print('Sending report to sentry.io failed: $e');
+    } finally {
+      // Also use Flutter's pretty error logging to the device's console.
+      FlutterError.dumpErrorToConsole(details, forceReport: forceReport);
+    }
+  };
+
+  runZoned(
+    () => runApp(VikunjaGlobal(
+        child: new VikunjaApp(home: HomePage()),
+        login: new VikunjaApp(home: LoginPage()))),
+    onError: (Object error, StackTrace stackTrace) {
+      try {
+        sentry.captureException(
+          exception: error,
+          stackTrace: stackTrace,
+        );
+        print('Error sent to sentry.io: $error');
+      } catch (e) {
+        print('Sending report to sentry.io failed: $e');
+        print('Original error: $error');
+      }
+    },
+  );
+}
 
 class VikunjaApp extends StatelessWidget {
   final Widget home;
diff --git a/pubspec.lock b/pubspec.lock
index a781b71..af02983 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -14,42 +14,42 @@ packages:
       name: archive
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.11"
+    version: "2.0.13"
   args:
     dependency: transitive
     description:
       name: args
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.2"
+    version: "1.6.0"
   async:
     dependency: transitive
     description:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.4.0"
+    version: "2.4.1"
   boolean_selector:
     dependency: transitive
     description:
       name: boolean_selector
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.0.5"
+    version: "2.0.0"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.2"
+    version: "1.1.3"
   collection:
     dependency: transitive
     description:
       name: collection
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.14.11"
+    version: "1.14.12"
   convert:
     dependency: transitive
     description:
@@ -63,7 +63,7 @@ packages:
       name: crypto
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.3"
+    version: "2.1.4"
   cupertino_icons:
     dependency: "direct main"
     description:
@@ -98,7 +98,7 @@ packages:
       name: flutter_secure_storage
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.3.1+1"
+    version: "3.3.3"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -110,7 +110,7 @@ packages:
       name: http
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.0+3"
+    version: "0.12.1"
   http_parser:
     dependency: transitive
     description:
@@ -124,7 +124,7 @@ packages:
       name: image
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.4"
+    version: "2.1.12"
   matcher:
     dependency: transitive
     description:
@@ -166,7 +166,14 @@ packages:
       name: quiver
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.0.5"
+    version: "2.1.3"
+  sentry:
+    dependency: "direct main"
+    description:
+      name: sentry
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.1"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -178,7 +185,7 @@ packages:
       name: source_span
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.5.5"
+    version: "1.7.0"
   stack_trace:
     dependency: transitive
     description:
@@ -213,7 +220,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.2.11"
+    version: "0.2.15"
   typed_data:
     dependency: transitive
     description:
@@ -221,6 +228,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.6"
+  usage:
+    dependency: transitive
+    description:
+      name: usage
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.4.1"
   vector_math:
     dependency: transitive
     description:
@@ -234,7 +248,7 @@ packages:
       name: xml
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "3.5.0"
+    version: "3.6.1"
   yaml:
     dependency: transitive
     description:
@@ -243,4 +257,4 @@ packages:
     source: hosted
     version: "2.2.0"
 sdks:
-  dart: ">=2.4.0 <3.0.0"
+  dart: ">=2.6.0 <3.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
index 067ec71..2ee8255 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -10,9 +10,10 @@ dependencies:
   flutter:
     sdk: flutter
   cupertino_icons: ^0.1.3
-  flutter_secure_storage: 3.3.1+1
-  http: 0.12.0+3
+  flutter_secure_storage: ^3.3.3
+  http: ^0.12.1
   after_layout: ^1.0.7
+  sentry: ^3.0.1
 
 dev_dependencies:
   flutter_test: