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OK I think I get what the OP is saying, performance on your device degrades after about a day and you need to do a hard reset to fix it. my suggestion would be to close apps in the app switcher when you have finished using them and see if that helps. (double press on the home button, then swipe up on each app)
 
no no no

OK I think I get what the OP is saying, performance on your device degrades after about a day and you need to do a hard reset to fix it. my suggestion would be to close apps in the app switcher when you have finished using them and see if that helps. (double press on the home button, then swipe up on each app)

not helpful I tried firstly
 
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