diff --git a/app/src/reducers/index.ts b/app/src/reducers/index.ts
index f93a1eb..f3fba97 100644
--- a/app/src/reducers/index.ts
+++ b/app/src/reducers/index.ts
@@ -2,6 +2,8 @@ import * as q from '../../../backend/src/Model'
 
 import { Action, Reducer } from 'redux'
 
+import { trackEvent } from '../tracking'
+
 export enum ActionTypes {
   setAutoExpandLimit = 'SET_AUTO_EXPAND_LIMIT',
   toggleSettingsVisibility = 'TOGGLE_SETTINGS_VISIBILITY',
@@ -48,6 +50,7 @@ const reducer: Reducer<AppState | undefined, CustomAction> = (state, action) =>
   if (!state) {
     throw Error('No initial state')
   }
+  trackEvent(action.type)
 
   switch (action.type) {
     case ActionTypes.setAutoExpandLimit:
diff --git a/app/src/tracking.ts b/app/src/tracking.ts
index 3411b9d..0f65104 100644
--- a/app/src/tracking.ts
+++ b/app/src/tracking.ts
@@ -1,5 +1,21 @@
+let userId = window.localStorage.getItem('userId')
+const sha1 = require('sha1')
+
+if (!userId) {
+  userId = sha1(sha1(Math.random()) + sha1(performance.now()) + sha1(Date.now())).slice(0, 8) as string
+  window.localStorage.setItem('userId', userId)
+}
+
 const Nucleus = require('electron-nucleus')('5c3b3e0443b7cc00eec3782b', {
+  userId,
   disableInDev: true,
 })
 
 export default Nucleus
+
+export function trackEvent(name: string) {
+  if (name.match(/^@@redux/)) {
+    return
+  }
+  Nucleus.track(name)
+}