If you used AltStore or Sideloadly and the game suddenly crashes or shows this error, your 7-day developer certificate has expired. Simply plug your phone back into your computer and refresh the app through AltStore or re-sign it with Sideloadly to restore your save data and playability. Crashing on Launch
The last official App Store version of Angry Birds Epic was . However, searching for an "Angry Birds Epic IPA file updated" usually yields versions labeled: angry birds epic ipa file updated