While there is no "official" standalone English version of i4Tools (爱思助手) named as such, it is the original Chinese counterpart to the popular English tool 3uTools. Both programs share nearly identical features for managing iOS devices.
Manufacturer Verification: Quickly identify your iPhone's hardware manufacturer (e.g., screen or battery maker). i4tools english version exclusive
1. The "Flash & Retain" Button Standard iTunes forces a full restore, erasing everything. i4Tools has a "Retain User Data" flash option. If your iPhone is boot looping, you can re-flash the iOS version without losing your photos or contacts. It works roughly 70% of the time—far better than any alternative. While there is no "official" standalone English version
iTools 4: Often confused with i4Tools due to the name, this is a separate iPhone management software that released its own English version in late 2017. Admin dashboard: manage users, set quotas, view job/activity