On Android:

Using pay.google.com
  1. Find Other purchase activity.
  2. Select View purchases.
  3. Select an order to see your receipt.
On iOS:

1. Open the Settings app.
2. Tap your name, then tap Media & Purchases. You might be asked to sign in.
3. Tap Purchase History.
4. Your purchase history appears. If you want to see purchases that you made more than 90 days prior, tap Last 90 Days, then select a different date range.