PSA: Tilt to Live released an update that fixes the game on newer iPhones!
Yesterday there was an update to Tilt to Live that fixed the weird screen glitch that made it unplayable on newer phones, although the screen still doesn't expand all the way to the edges, but that's fine as long as the game works.
This is one of the best casual iPhone games ever made in my opinion and I'm pretty sure there have been posts here lamenting how it hasn't worked for years. Go give it a shot if you haven't played it or go enjoy some nostalgia if you have