there are no issues with modifying, recompiling a GPLv3 app and uploading & running it on your own iPhone, iPad or Mac - it's not tivoization.
* https://www.fsf.org/news/2010-05-app-store-compliance
* https://www.zdnet.com/article/no-gpl-apps-for-apples-app-sto...
there are no issues with modifying, recompiling a GPLv3 app and uploading & running it on your own iPhone, iPad or Mac - it's not tivoization.