If you accidentally delete an app, you can easily recover it from the Google Play Store.
1. Open the Google Play Store app. Ensure you're on the homepage of the store and logged into your Google Account.
2. Tap on the 3-Lines menu icon in the top left of the screen.
3. Select on My apps & games.
4. Tap on Library. All previously installed app’s linked to your Google Account will be located here.
5. Select the app you want to reinstall.