Follow these instructions to view your purchase history

ON YOUR IPHONE, IPAD, OR IPOD TOUCH

To open Settings and view your purchase history, tap this link: View purchase history. Or follow these steps:
  • Go to Settings > [your name] > iTunes & App Store.
  • Tap your Apple ID, then tap View Apple ID. You might be asked to authenticate your Apple ID. If you use Family Sharing, you'll see in your purchase history what you bought using your Apple ID, but you won't see what other family members bought. To see what other family members bought, sign in with their Apple ID.
  • Scroll to Purchase History and tap it.
ON YOUR MAC OR PC

To open iTunes and sign in to your Account Information page, click this link: View My Account. Or follow these steps:
  • Open iTunes. If you're not signed in, sign in with your Apple ID.
  • If you use Family Sharing, you'll see in your purchase history what you bought using your Apple ID, but you won't see what other family members bought. To see what other family members bought, sign in with their Apple ID.
  • From the menu bar at the top of your computer screen or at the top of the iTunes window, choose Account > View My Account.
  • Authenticate your Apple ID, then click View Account.
  • On the Account Information page, scroll to Purchase History. To the right of Most Recent Purchase, click See All. It might take a moment for your Purchase History to appear.
You can find further information directly on the Apple Support site here.