I put it on my iPhone 4 last night. It's mostly unusable. I installed Stitcher and can listen to podcasts but that's about it. Lots of apps crashing/won't insta

I put it on my iPhone 4 last night. It's mostly unusable. I installed Stitcher and can listen to podcasts but that's about it. Lots of apps crashing/won't install, camera is totally borked, battery life blows. Upside is it's nice having a break from my phone.