Use APKPure App
Get Apk Backup Lite old version APK for Android
Sao lưu apk cài đặt. Không quảng cáo. Không vô nghĩa.
Backup single or multiple apk with few taps.
No weird permissions, only storage permission for writing to, well, your storage.
Oh, did I mention no ads? Yeah.. there is not even internet permission.