diff --git a/src/App.tsx b/src/App.tsx
index fda43418..bfaad105 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -41,10 +41,10 @@ const App: React.FC = () => {
     Notifications.dismissAllNotificationsAsync()
   }, [])
   useEffect(() => {
-    AppState.addEventListener('change', appStateEffect)
+    const appStateListener = AppState.addEventListener('change', appStateEffect)
 
     return () => {
-      AppState.removeEventListener('change', appStateEffect)
+      appStateListener.remove()
     }
   }, [])
 
diff --git a/src/api/tooot.ts b/src/api/tooot.ts
index 845b70cb..713d2a6c 100644
--- a/src/api/tooot.ts
+++ b/src/api/tooot.ts
@@ -1,3 +1,4 @@
+import { mapEnvironment } from '@utils/checkEnvironment'
 import axios from 'axios'
 import chalk from 'chalk'
 import Constants from 'expo-constants'
@@ -16,7 +17,11 @@ export type Params = {
   sentry?: boolean
 }
 
-export const TOOOT_API_DOMAIN = __DEV__ ? 'testapi.tooot.app' : 'api.tooot.app'
+export const TOOOT_API_DOMAIN = mapEnvironment({
+  release: 'api.tooot.app',
+  candidate: 'api-candidate.tooot.app',
+  development: 'api-development.tooot.app'
+})
 
 const apiTooot = async <T = unknown>({
   method,
diff --git a/src/screens/Tabs/Me/Push.tsx b/src/screens/Tabs/Me/Push.tsx
index 810c3366..dcfcbb29 100644
--- a/src/screens/Tabs/Me/Push.tsx
+++ b/src/screens/Tabs/Me/Push.tsx
@@ -2,6 +2,7 @@ import analytics from '@components/analytics'
 import Button from '@components/Button'
 import Icon from '@components/Icon'
 import { MenuContainer, MenuRow } from '@components/Menu'
+import { isDevelopment } from '@utils/checkEnvironment'
 import { updateInstancePush } from '@utils/slices/instances/updatePush'
 import { updateInstancePushAlert } from '@utils/slices/instances/updatePushAlert'
 import { updateInstancePushDecode } from '@utils/slices/instances/updatePushDecode'
@@ -45,11 +46,16 @@ const TabMePush: React.FC = () => {
     setPushCanAskAgain(settings.canAskAgain)
   }
   useEffect(() => {
-    Notifications.getExpoPushTokenAsync({
-      experienceId: '@xmflsct/tooot'
-    })
-      .then(data => setPushAvailable(!!data))
-      .catch(() => setPushAvailable(false))
+    if (isDevelopment) {
+      setPushAvailable(true)
+    } else {
+      Notifications.getExpoPushTokenAsync({
+        experienceId: '@xmflsct/tooot'
+      })
+        .then(data => setPushAvailable(!!data))
+        .catch(() => setPushAvailable(false))
+    }
+
     checkPush()
     const subscription = AppState.addEventListener('change', checkPush)
     return () => {
@@ -106,7 +112,7 @@ const TabMePush: React.FC = () => {
 
   return (
     <ScrollView>
-      {pushAvailable !== false ? (
+      {pushAvailable === true ? (
         <>
           {pushEnabled === false ? (
             <MenuContainer>
diff --git a/src/screens/Tabs/Me/Settings.tsx b/src/screens/Tabs/Me/Settings.tsx
index 87e01c1d..b2d28954 100644
--- a/src/screens/Tabs/Me/Settings.tsx
+++ b/src/screens/Tabs/Me/Settings.tsx
@@ -1,4 +1,4 @@
-import * as Updates from 'expo-updates'
+import { isDevelopment } from '@utils/checkEnvironment'
 import React from 'react'
 import { ScrollView } from 'react-native-gesture-handler'
 import SettingsAnalytics from './Settings/Analytics'
@@ -13,12 +13,7 @@ const TabMeSettings: React.FC = () => {
       <SettingsTooot />
       <SettingsAnalytics />
 
-      {__DEV__ ||
-      ['development'].some(channel =>
-        Updates.releaseChannel.includes(channel)
-      ) ? (
-        <SettingsDev />
-      ) : null}
+      {isDevelopment ? <SettingsDev /> : null}
     </ScrollView>
   )
 }
diff --git a/src/screens/Tabs/Me/Settings/Tooot.tsx b/src/screens/Tabs/Me/Settings/Tooot.tsx
index c488039e..08456970 100644
--- a/src/screens/Tabs/Me/Settings/Tooot.tsx
+++ b/src/screens/Tabs/Me/Settings/Tooot.tsx
@@ -4,7 +4,6 @@ import { MenuContainer, MenuRow } from '@components/Menu'
 import { useNavigation } from '@react-navigation/native'
 import { StyleConstants } from '@utils/styles/constants'
 import { useTheme } from '@utils/styles/ThemeManager'
-import * as Updates from 'expo-updates'
 import * as Linking from 'expo-linking'
 import * as StoreReview from 'expo-store-review'
 import * as WebBrowser from 'expo-web-browser'
@@ -12,6 +11,7 @@ import React from 'react'
 import { useTranslation } from 'react-i18next'
 import { useSelector } from 'react-redux'
 import { getInstanceActive } from '@utils/slices/instancesSlice'
+import { isCandidate, isDevelopment } from '@utils/checkEnvironment'
 
 const SettingsTooot: React.FC = () => {
   const instanceActive = useSelector(getInstanceActive)
@@ -36,10 +36,7 @@ const SettingsTooot: React.FC = () => {
           Linking.openURL('https://www.buymeacoffee.com/xmflsct')
         }}
       />
-      {__DEV__ ||
-      ['release', 'development'].some(channel =>
-        Updates.releaseChannel?.includes(channel)
-      ) ? (
+      {isDevelopment || isCandidate ? (
         <MenuRow
           title={t('me.settings.review.heading')}
           content={
diff --git a/src/startup/sentry.ts b/src/startup/sentry.ts
index 5949489d..1c266aaf 100644
--- a/src/startup/sentry.ts
+++ b/src/startup/sentry.ts
@@ -1,5 +1,5 @@
+import { isDevelopment } from '@utils/checkEnvironment'
 import Constants from 'expo-constants'
-import * as Updates from 'expo-updates'
 import * as Sentry from 'sentry-expo'
 import log from './log'
 
@@ -8,9 +8,7 @@ const sentry = () => {
   Sentry.init({
     dsn: Constants.manifest?.extra?.sentryDSN,
     enableInExpoDevelopment: false,
-    debug:
-      __DEV__ ||
-      ['development'].some(channel => Updates.releaseChannel.includes(channel))
+    debug: isDevelopment
   })
 }
 
diff --git a/src/utils/checkEnvironment.ts b/src/utils/checkEnvironment.ts
new file mode 100644
index 00000000..a4824d3f
--- /dev/null
+++ b/src/utils/checkEnvironment.ts
@@ -0,0 +1,49 @@
+import * as Updates from 'expo-updates'
+
+const mapEnvironment = <T = unknown>({
+  release,
+  candidate,
+  development
+}: {
+  release: T
+  candidate?: T
+  development?: T
+}): T => {
+  if (isDevelopment) {
+    if (development) {
+      return development
+    } else {
+      throw new Error('Development environment but no development handler')
+    }
+  }
+
+  if (isCandidate) {
+    if (candidate) {
+      return candidate
+    } else {
+      throw new Error('Candidate environment but no candidate handler')
+    }
+  }
+
+  if (isRelease) {
+    return release
+  }
+
+  throw new Error(
+    `Environment not set. Please set the environment in the Expo project settings.`
+  )
+}
+
+const isDevelopment =
+  __DEV__ ||
+  ['development'].some(channel => Updates.releaseChannel.includes(channel))
+
+const isCandidate = ['candidate'].some(channel =>
+  Updates.releaseChannel.includes(channel)
+)
+
+const isRelease = ['release'].some(channel =>
+  Updates.releaseChannel.includes(channel)
+)
+
+export { mapEnvironment, isDevelopment, isCandidate, isRelease }
diff --git a/src/utils/push/useConnect.ts b/src/utils/push/useConnect.ts
index 08c30f00..801e6885 100644
--- a/src/utils/push/useConnect.ts
+++ b/src/utils/push/useConnect.ts
@@ -3,6 +3,7 @@ import apiTooot from '@api/tooot'
 import { displayMessage } from '@components/Message'
 import navigationRef from '@helpers/navigationRef'
 import { Dispatch } from '@reduxjs/toolkit'
+import { isDevelopment } from '@utils/checkEnvironment'
 import { disableAllPushes, Instance } from '@utils/slices/instancesSlice'
 import * as Notifications from 'expo-notifications'
 import { useEffect } from 'react'
@@ -18,11 +19,13 @@ export interface Params {
 const pushUseConnect = ({ mode, t, instances, dispatch }: Params) => {
   return useEffect(() => {
     const connect = async () => {
-      const expoToken = (
-        await Notifications.getExpoPushTokenAsync({
-          experienceId: '@xmflsct/tooot'
-        })
-      ).data
+      const expoToken = isDevelopment
+      ? 'DEVELOPMENT_TOKEN_1'
+      : (
+          await Notifications.getExpoPushTokenAsync({
+            experienceId: '@xmflsct/tooot'
+          })
+        ).data
 
       apiTooot({
         method: 'get',
diff --git a/src/utils/slices/instances/updatePush.ts b/src/utils/slices/instances/updatePush.ts
index 8a5354d8..75b4e54e 100644
--- a/src/utils/slices/instances/updatePush.ts
+++ b/src/utils/slices/instances/updatePush.ts
@@ -1,5 +1,6 @@
 import { createAsyncThunk } from '@reduxjs/toolkit'
 import { RootState } from '@root/store'
+import { isDevelopment } from '@utils/checkEnvironment'
 import * as Notifications from 'expo-notifications'
 import { Instance } from '../instancesSlice'
 import pushRegister from './push/register'
@@ -12,11 +13,13 @@ export const updateInstancePush = createAsyncThunk(
     { getState }
   ): Promise<Instance['push']['keys']['auth'] | undefined> => {
     const state = getState() as RootState
-    const expoToken = (
-      await Notifications.getExpoPushTokenAsync({
-        experienceId: '@xmflsct/tooot'
-      })
-    ).data
+    const expoToken = isDevelopment
+      ? 'DEVELOPMENT_TOKEN_1'
+      : (
+          await Notifications.getExpoPushTokenAsync({
+            experienceId: '@xmflsct/tooot'
+          })
+        ).data
 
     if (disable) {
       return await pushRegister(state, expoToken)
diff --git a/src/utils/slices/instances/updatePushDecode.ts b/src/utils/slices/instances/updatePushDecode.ts
index 5ef848ed..928a4157 100644
--- a/src/utils/slices/instances/updatePushDecode.ts
+++ b/src/utils/slices/instances/updatePushDecode.ts
@@ -2,6 +2,7 @@ import apiTooot from '@api/tooot'
 import { createAsyncThunk } from '@reduxjs/toolkit'
 import i18n from '@root/i18n/i18n'
 import { RootState } from '@root/store'
+import { isDevelopment } from '@utils/checkEnvironment'
 import * as Notifications from 'expo-notifications'
 import { Platform } from 'react-native'
 import { getInstance, Instance } from '../instancesSlice'
@@ -19,11 +20,13 @@ export const updateInstancePushDecode = createAsyncThunk(
       return Promise.reject()
     }
 
-    const expoToken = (
-      await Notifications.getExpoPushTokenAsync({
-        experienceId: '@xmflsct/tooot'
-      })
-    ).data
+    const expoToken = isDevelopment
+    ? 'DEVELOPMENT_TOKEN_1'
+    : (
+        await Notifications.getExpoPushTokenAsync({
+          experienceId: '@xmflsct/tooot'
+        })
+      ).data
 
     await apiTooot({
       method: 'put',