If you want to view your purchase history on your device, you can see your purchases from the past 90 days at http://reportaproblem.apple.com.
You can read more about how to review your full purchase history here: https://support.apple.com/en-us/HT204088
Here's how you can view your purchase history on Google Payments:
1. Enter payments.google.com then log in with your desired Google account
2. Select “Transactions” to display your Play Store order history.
3. Choose an individual entry to view its corresponding receipt.