App is not unlocked although I have paid - Sleep as Android

Firstly - did you buy the unlock as a separate app ("Sleep as Android Unlock") or as an in-app purchase? The solution is different in each case.

This is a companion discussion topic for the original entry at

I have Sleep as Android Unlock installed on my phone however Sleep for Android program still shows Ads and message to unlock. Since I have paid for the software, why am I still getting Ads? This is not right. I was one of the earlier users of Sleep for Android.

There are no instructions for these users here. Please provide.