Free Apple developer accounts only sign sideloaded apps for 7 days. If the game stops opening, simply reconnect your device to AltStore or Sideloadly and refresh the app signature to restore your progress. If you need help setting this up, let me know: What iOS version is your device currently running? Do you have access to a Mac or Windows computer ? Share public link
Source your files from well-known digital preservation subreddits, GitHub repositories, or the Internet Archive. Lego batman dc super heroes ipa