iOS 9.3.3 (build 13G33) is an official Apple over-the-air update for the iPhone 6s, released on 2016-06-29T16:54:02Z. The update package is 48.77 MB. This is a delta (partial) update that requires 9.3.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9dc8d2e3a52f54308e33cd50dda7f3f1a39a30cc.zip.