Use APKPure App
Get APK Parse old version APK for Android
Both editor,parser and explorer
includes a master of set of open source tools designed to explore and edit the contents of an installed application on an Android device. This APK Master offers a feature-rich APK/Split APK's/App bundle installer which allows users to pick and install files from device storage.
NB:
This application only explores installed applications, not APK files saved in the device storage.