APKUpdater

APKUpdater is an open source tool that simplifies the process of finding updates for your installed apps.
It provides similar functionality to an app store, but instead of depending on a single source, it aggregates the results from APKMirror, Aptoide, F-Droid and Google Play.

Features

Update Sources: Find updates from APKMirror, Aptoide, F-Droid, Google Play.
Search Sources: Find new apps to install from APKMirror, Aptoide, F-Droid, Google Play.
Schedule background update checks and receive a notification when updates are found.
Supports Android 4.0.3 to Android 10.
Supports Android TV.
Material Design 2 with multiple theme support.
Direct install of updates for sources that support it.
Root install of updates.
Languages: English, Spanish, Chinese, Turkish, Arabic, French, Indonesian, Italian.
App ignore list. Filter updates by architecture. Filter experimental apps. Filter apps by API level. Exclude apps installed by an App Store.