Are you sure you don't have a paid account? My provisioning profiles expire after 7 days (the app is still on my phone but upon launch it just crashes with a white screen)

http://mybyways.com/blog/new-limitations-imposed-on-free-app...

https://stackoverflow.com/questions/36998956/why-does-my-fre...

https://forums.developer.apple.com/thread/47837

https://www.reddit.com/r/jailbreak/comments/4hotx3/news_free...

The worst part is that these changes weren't announced by Apple in any way.