Any purchases you make in Sniper Fury are handled via Google Play/AppStore and as such Gameloft assumes no responsibility for the process.

Android:
You can find the receipts in your Purchase History on Google Play. Just go to Google Play’s support pages here, or you can visit Google Payments Center directly here.

iOS:
If you would like to check your purchase history, please refer to your purchasing history in iTunes. Instructions on how to find your purchase history can be found on Apple's support page here or by following these instructions:

1. Go to iTunes on your computer and click your name at the top.
2. A drop down menu will appear, select Account Info.
3. Type your account password in order to proceed.
4. Click See All under Purchase History.

Note that the links will redirect you out of the game.