Technical answers from my Stack Overflow history, with source links and licenses.
Showing 4 of 4 answers tagged google-play
Exported May 9, 2026
You should not use PackageManager#getInstallerPackageName to check if the app was installed from Google Play or for licensing purposes for the following reasons: 1) The installer packagename can change in the future....
If you pull the Play Store APK from your device you can decompile it. I decompiled the APK and did a simple search for your error message. The error message can be found in the class...
The answer by Jug6ernaut will no longer work. This works as of November 2016: I created a small library that web scrapes the Google Play store. If this stops working in the future, please comment or create an issue on...
Please see Linking to Your Products . Most likely, you are using the website URL. Try the following intent below: You should also check if com.android.vending is installed before starting that intent.