The current version of Proloquo2Go requires iOS 12.4 and it is not possible to buy our apps on older devices. If you try to buy Proloquo2Go on an older device, a message appears asking you to update your device. This is not possible on these devices because the last version of iOS compatible with these devices is iOS 9.3.5 or 10.3.3 There are a few workarounds:

  • If you have access to another iOS device running iOS 12.4 or later: You can buy the app on that device and then redownload the app when you get the device. You can find instructions in the Redownload an App section of
  • You can ask a friend or family member with a compatible iOS device to gift you the app and then repay them. You can gift an app to someone else by purchasing the app on the compatible device, and Apple will send a code to the recipient to download the app. You can find more information here: