iOS 7 is the first Apple system where I felt royally screwed. My iPhone 4 became so slow as to be nearly unusable. Everything now takes seconds, swipes are being missed, even audio gets chopped up when I play back podcasts over bluetooth. There are two reasons for me to be angry about this: * Apple should never have released iOS 7 for iPhone 4 devices. iPhone 4 should have been listed as "unsupported". But had they d…
Wait for iOS 7.1, which should be released in the coming weeks. It fixes most of your problems and will hugely improve performance. iOS 7.1 beta 2 feels like what iOS 7 should have been from the beginning.
Why are people complaining about performance before waiting until the X.1 update ?