diff --git a/app/assets/javascripts/app.ts b/app/assets/javascripts/app.ts
index dd0f8cb0a..9fdb061f2 100644
--- a/app/assets/javascripts/app.ts
+++ b/app/assets/javascripts/app.ts
@@ -53,6 +53,7 @@ import {
 import { trusted } from './filters';
 import { isDev } from './utils';
 import { Bridge, BrowserBridge } from './services/bridge';
+import { startErrorReporting } from './services/errorReporting';
 
 if (__WEB__) {
   startApplication(
@@ -67,6 +68,7 @@ function startApplication(
   defaultSyncServerHost: string,
   bridge: Bridge
 ) {
+  startErrorReporting();
   angular.module('app', ['ngSanitize']);
 
   // Config
diff --git a/app/assets/javascripts/services/errorReporting.ts b/app/assets/javascripts/services/errorReporting.ts
new file mode 100644
index 000000000..3229051ab
--- /dev/null
+++ b/app/assets/javascripts/services/errorReporting.ts
@@ -0,0 +1,23 @@
+import { isDesktopApplication, isDev } from '@/utils';
+import { storage, StorageKey } from './localStorage';
+import Bugsnag from '@bugsnag/js';
+
+declare const __VERSION__: string;
+
+export async function startErrorReporting() {
+  if (storage.get(StorageKey.DisableErrorReporting)) {
+    return;
+  }
+  try {
+    Bugsnag.start({
+      apiKey: (window as any)._bugsnag_api_key,
+      appType: isDesktopApplication() ? 'desktop' : 'web',
+      appVersion: __VERSION__,
+      collectUserIp: false,
+      autoTrackSessions: false,
+      releaseStage: isDev ? 'development' : undefined
+    });
+  } catch (error) {
+    console.error('Failed to start Bugsnag.', error);
+  }
+}
diff --git a/app/assets/javascripts/services/localStorage.ts b/app/assets/javascripts/services/localStorage.ts
new file mode 100644
index 000000000..5f832ea00
--- /dev/null
+++ b/app/assets/javascripts/services/localStorage.ts
@@ -0,0 +1,16 @@
+export enum StorageKey {
+  DisableErrorReporting = 'DisableErrorReporting',
+}
+
+export const storage = {
+  get(key: StorageKey) {
+    const value = localStorage.getItem(key);
+    return value ? JSON.parse(value) : null;
+  },
+  set(key: StorageKey, value: unknown) {
+    localStorage.setItem(key, JSON.stringify(value));
+  },
+  remove(key: StorageKey) {
+    localStorage.removeItem(key);
+  },
+};
diff --git a/app/views/application/app.html.erb b/app/views/application/app.html.erb
index 724234545..71d29c6bb 100644
--- a/app/views/application/app.html.erb
+++ b/app/views/application/app.html.erb
@@ -32,6 +32,7 @@
       window._default_sync_server = "<%= ENV['SF_DEFAULT_SERVER'] %>";
       window._extensions_manager_location = "<%= ENV['EXTENSIONS_MANAGER_LOCATION'] %>";
       window._batch_manager_location = "<%= ENV['BATCH_MANAGER_LOCATION'] %>";
+      window._bugsnag_api_key = "<%= ENV['BUGSNAG_API_KEY'] %>";
     </script>
 
     <% if Rails.env.development? %>
diff --git a/index.html b/index.html
index 4f5967139..01ac2ef10 100644
--- a/index.html
+++ b/index.html
@@ -32,11 +32,13 @@
   data-default-sync-server="<%= env.DEV_DEFAULT_SYNC_SERVER %>"
   data-extensions-manager-location="<%= env.DEV_EXTENSIONS_MANAGER_LOCATION %>"
   data-batch-manager-location="<%= env.DEV_BATCH_MANAGER_LOCATION %>"
+  data-bugsnag-api-key="<%= env.DEV_BUGSNAG_API_KEY %>"
 >
   <script>
     window._default_sync_server = document.body.dataset.defaultSyncServer || "https://sync.standardnotes.org";
     window._extensions_manager_location = document.body.dataset.extensionsManagerLocation || "public/extensions/extensions-manager/dist/index.html";
     window._batch_manager_location = document.body.dataset.batchManagerLocation || "public/extensions/batch-manager/dist/index.min.html";
+    window._bugsnag_api_key = document.body.dataset.bugsnagApiKey;
   </script>
   <application-group-view />
 </body>
diff --git a/package-lock.json b/package-lock.json
index 358dfe1e1..723a81283 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2507,6 +2507,58 @@
         }
       }
     },
+    "@bugsnag/browser": {
+      "version": "7.5.1",
+      "resolved": "https://registry.npmjs.org/@bugsnag/browser/-/browser-7.5.1.tgz",
+      "integrity": "sha512-NLWgSj3elYGSkdth666UxQ6r5Y/zAMidnQZRnOW2ZsW+4W/q+hr7zoN4v5IUnZuoSTQ9QxVYY99wA4hqlDyoJg==",
+      "requires": {
+        "@bugsnag/core": "^7.3.5"
+      }
+    },
+    "@bugsnag/core": {
+      "version": "7.3.5",
+      "resolved": "https://registry.npmjs.org/@bugsnag/core/-/core-7.3.5.tgz",
+      "integrity": "sha512-7zKFLcA6m9aaQ1p1AQx2iRaT3gE/MJqy0vGa/RhlKNdgMdMKYRGECWxJE66firvJT5ZwL7Bu11IkK6sLWHCBaw==",
+      "requires": {
+        "@bugsnag/cuid": "^3.0.0",
+        "@bugsnag/safe-json-stringify": "^6.0.0",
+        "error-stack-parser": "^2.0.3",
+        "iserror": "0.0.2",
+        "stack-generator": "^2.0.3"
+      }
+    },
+    "@bugsnag/cuid": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/@bugsnag/cuid/-/cuid-3.0.0.tgz",
+      "integrity": "sha512-LOt8aaBI+KvOQGneBtpuCz3YqzyEAehd1f3nC5yr9TIYW1+IzYKa2xWS4EiMz5pPOnRPHkyyS5t/wmSmN51Gjg=="
+    },
+    "@bugsnag/js": {
+      "version": "7.5.1",
+      "resolved": "https://registry.npmjs.org/@bugsnag/js/-/js-7.5.1.tgz",
+      "integrity": "sha512-acbq392QYjZNtUHa5tTp+MLTBhNZhI4s6EBrEFqN1TdxrVVGEFfnQqrPISfKtOJ+FW1dZEZiQ0oEGJ127htqIQ==",
+      "requires": {
+        "@bugsnag/browser": "^7.5.1",
+        "@bugsnag/node": "^7.3.5"
+      }
+    },
+    "@bugsnag/node": {
+      "version": "7.3.5",
+      "resolved": "https://registry.npmjs.org/@bugsnag/node/-/node-7.3.5.tgz",
+      "integrity": "sha512-eN06NgphKYikBq/AXpiLO9tNx1H7cz8C78oQnR5fj2POulj+Zm9njr9dM6DEzGIvBDt952SwwcOA73jAiOmztQ==",
+      "requires": {
+        "@bugsnag/core": "^7.3.5",
+        "byline": "^5.0.0",
+        "error-stack-parser": "^2.0.2",
+        "iserror": "^0.0.2",
+        "pump": "^3.0.0",
+        "stack-generator": "^2.0.3"
+      }
+    },
+    "@bugsnag/safe-json-stringify": {
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/@bugsnag/safe-json-stringify/-/safe-json-stringify-6.0.0.tgz",
+      "integrity": "sha512-htzFO1Zc57S8kgdRK9mLcPVTW1BY2ijfH7Dk2CeZmspTWKdKqSo1iwmqrq2WtRjFlo8aRZYgLX0wFrDXF/9DLA=="
+    },
     "@types/angular": {
       "version": "1.7.0",
       "resolved": "https://registry.npmjs.org/@types/angular/-/angular-1.7.0.tgz",
@@ -3936,6 +3988,11 @@
       "integrity": "sha1-hZgoeOIbmOHGZCXgPQF0eI9Wnug=",
       "dev": true
     },
+    "byline": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/byline/-/byline-5.0.0.tgz",
+      "integrity": "sha1-dBxSFkaOrcRXsDQQEYrXfejB3bE="
+    },
     "bytes": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.0.0.tgz",
@@ -5079,7 +5136,6 @@
       "version": "1.4.4",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
       "integrity": "sha512-+uw1inIHVPQoaVuHzRyXd21icM+cnt4CzD5rW+NC1wjOUSTOs+Te7FOv7AhN7vS9x/oIyhLP5PR1H+phQAHu5Q==",
-      "dev": true,
       "requires": {
         "once": "^1.4.0"
       }
@@ -5131,6 +5187,14 @@
         "is-arrayish": "^0.2.1"
       }
     },
+    "error-stack-parser": {
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/error-stack-parser/-/error-stack-parser-2.0.6.tgz",
+      "integrity": "sha512-d51brTeqC+BHlwF0BhPtcYgF5nlzf9ZZ0ZIUQNZpc9ZB9qw5IJ2diTrBY9jlCJkTLITYPjmiX6OWCwH+fuyNgQ==",
+      "requires": {
+        "stackframe": "^1.1.1"
+      }
+    },
     "es-abstract": {
       "version": "1.17.4",
       "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.17.4.tgz",
@@ -7735,6 +7799,11 @@
       "integrity": "sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=",
       "dev": true
     },
+    "iserror": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/iserror/-/iserror-0.0.2.tgz",
+      "integrity": "sha1-vVNFH+L2aLnyQCwZZnh6qix8C/U="
+    },
     "isexe": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
@@ -9174,7 +9243,6 @@
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
       "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
-      "dev": true,
       "requires": {
         "wrappy": "1"
       }
@@ -9954,7 +10022,6 @@
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
       "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==",
-      "dev": true,
       "requires": {
         "end-of-stream": "^1.1.0",
         "once": "^1.3.1"
@@ -11218,6 +11285,19 @@
         "figgy-pudding": "^3.5.1"
       }
     },
+    "stack-generator": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/stack-generator/-/stack-generator-2.0.5.tgz",
+      "integrity": "sha512-/t1ebrbHkrLrDuNMdeAcsvynWgoH/i4o8EGGfX7dEYDoTXOYVAkEpFdtshlvabzc6JlJ8Kf9YdFEoz7JkzGN9Q==",
+      "requires": {
+        "stackframe": "^1.1.1"
+      }
+    },
+    "stackframe": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/stackframe/-/stackframe-1.2.0.tgz",
+      "integrity": "sha512-GrdeshiRmS1YLMYgzF16olf2jJ/IzxXY9lhKOskuVziubpTYcYqyOwYeJKzQkwy7uN0fYSsbsC4RQaXf9LCrYA=="
+    },
     "static-extend": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/static-extend/-/static-extend-0.1.2.tgz",
@@ -12908,8 +12988,7 @@
     "wrappy": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-      "dev": true
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8="
     },
     "write": {
       "version": "1.0.3",
diff --git a/package.json b/package.json
index bb7141c7c..337d1cb8a 100644
--- a/package.json
+++ b/package.json
@@ -69,6 +69,7 @@
     "webpack-merge": "^4.2.2"
   },
   "dependencies": {
+    "@bugsnag/js": "^7.5.1",
     "mobx": "^6.0.1",
     "sncrypto": "github:standardnotes/sncrypto#8794c88daa967eaae493cd5fdec7506d52b257ad",
     "snjs": "github:standardnotes/snjs#b7866c68243b418ae5e7be830d1593f0e07333e4"