Due to Apple’s commission fees, you cannot buy movies directly inside the Prime Video app. You must open Safari or Chrome , log into Amazon.com, purchase the movie there, and then return to the app to watch it. Important Things to Know

You can typically buy directly within the Prime Video app using your Google Play billing or Amazon account.

Select the movie and click the Buy button. You may be asked to enter a "Purchase PIN" if you have parental controls set up. 3. Buying on Mobile Devices (iOS and Android)