Periodically checks if your installed apps can be updated. It was created for users who don't use the Google Play Store, but still need to know when new APKs are available for their apps. ApkTrack performs simple website scraping to grab the latest versions of packages present on the device. ApkTrack can query F-Droid, PlayStore, Xposed, plus many other sources of APKs via the ApkTrack Proxy.