Promo codes have long been available for iOS users and now Android developers can create them through the Google Play Store, but there are some limitations.

At long last, Google has added support for Android promo codes at the Play Store. App and game developers can now offer up to 500 codes per quarter free of charge.

Developers are now able to add promo codes for free apps and games in the Google Play Store. The promo codes can also be used for in-app purchases.