iOS 7.1 on the iPhone 4: As good as it's going to get
![iOS 7.1 on the iPhone 4: As good as it's going to get](https://cdn.arstechnica.net/wp-content/uploads/2014/02/iPhone4-2.jpg)
You can't patch out a slow processor, but Apple does its best.
![](https://cdn.arstechnica.net/wp-content/uploads/2014/11/IMG_00521-640x417.jpg)
iOS 8.1.1, iPhone 4S, and iPad 2: A little faster, kind of
![](http://9to5mac.com/wp-content/uploads/sites/6/2013/09/screen-shot-2013-09-15-at-5-10-49-pm.png)
iOS 7.0.1, iOS 7.0.2, and iOS 7.1 already seeing widespread
![](https://cdn.unlockboot.com/wp-content/uploads/2014/02/siri-ios-7-iphone-4-1.png)
How to Install Siri on iPhone 4 iOS 7 - 7.1.2
![](https://img.gadgethacks.com/img/83/76/63524703839250/0/apples-3rd-ios-7-1-beta-for-ipad-iphone-ipod-touch-is-out-heres-whats-new.1280x600.jpg)
Apple's 3rd iOS 7.1 Beta for iPad, iPhone, & iPod Touch Is Out
![](https://preview.redd.it/eruj34egv4a61.jpg?auto=webp&s=4e9f38fc50a50293fc5d8d02a7b5afafc6d768de)
A few of the phones in my collection, from left to right: iPhone 4
![](https://preview.redd.it/fluff-used-powdersn0w-to-downgrade-my-iphone-4s-from-ios-7-v0-fphj67t19qi81.jpg?width=640&crop=smart&auto=webp&s=16deb95275c9d2369b740eef515b0d51dbd9a817)
fluff] Used powdersn0w to downgrade my iPhone 4S from iOS 7.1.1 to
![](https://www.ipodhacks142.com/wp-content/uploads/2017/03/downgrade-4-to-ios-6.1.3-no-blobs.png)
How to Downgrade iPhone 4 from iOS 7 to iOS 6.1.3 (Without SHSH
![](https://www.cnet.com/a/img/resize/1d6efd1aa80cac9fcf84e9bb649d0219ea08880c/hub/2014/01/23/40e2e308-83e3-11e3-86d7-14feb5ca9861/iphone-4-ios-7-test-1-1.jpg?auto=webp&fit=crop&height=675&width=1200)
iOS 7 on iPhone 4 tested, camera is much faster to open - CNET
![](https://i.ebayimg.com/images/g/W00AAOSwoZVkcJ40/s-l400.jpg)
90%Ne w Apple iPhone 4S 8/16/32/64GB IOS 6 IOS 9 Black white