Apeaksoft iPhone Data Recovery is a powerful tool that can restore lost contacts from iPhone directly and not just from iTunes/iCloud. More importantly, it allows you to preview the deleted and existing contacts after scanning. Then, you can restore the lost contacts selectively. Moreover, this contacts recovery tool can also restore other iOS files up to 40 types, including call history, messages, videos, photos, notes, and so on.
Step 1. Get the iPhone Contact Recovery
Download and install the lost contact recovery program on a Windows 11/10/8/7 or macOS computer. Run it and connect iPhone to a computer with the original USB cable. iPhone Data Recovery will recognize the device automatically.

Step 2. Start to scan
Select Recover from iOS Device on the left panel. Click Start Scan to scan iPhone to retrieve lost contacts on iPhone. After that, you will be asked to input the screen passcode on iPhone to confirm the connection with computer.

Step 3. Preview and retrieve the lost contacts on iPhone
After scanning, all the file types are listed on the interface. Select Contacts and click Recover to get iPhone deleting contacts back.

Besides retrieving lost contacts on iPhone, you can also use the program to recover iPhone deleted videos, photos, messages, call history, etc.

How to Prevent the Loss of Contacts on iPhone: https://www.apeaksoft.com/recovery/lost-contacts-on-iphone.html