Check if your iPhone can be Jailbroken Here
By updating iOS 10.1 to iOS 10.3 you lose the ability to jailbreak your device because Apple has patched the exploits of TaiG Jailbreak Tool in the previous version iOS 10.1. The conclusion for many is no more cydia for a while in iOS 10 and even no more vShare or AppAddict. This article covers the use of vShare to download and install cracked iOS 9 apps without Cydia and Jailbreak.
How to Download vShare iOS 9 NO Jailbreak
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