This tool is an all-in-one tool who does a complete migration from iOS to Android, without jailbraking or rooting your device.
Hats off to awesome work of these two projects Whatsapp Key Database Extractor , iOSBackup which this project is partly based on for reading / writing whatsapp databases.

• Python 3 (tested with python 3.9)
• Both Android and iPhone connected with USB
• Mac OS (Tested), UNIX (Not Tested, Should work), Windows (Not yet)

MAKE SURE YOU BACK UP THE DATA ON YOUR ANDROID DEVICE.
THE SCRIPT WILL DO ITS BEST TO PRESERVE, BUT BETTER SAFE THAN SORRY

Below image explains.

Your data from iPhone will be there in your backup in last step. Setup whatsapp on your new device and it's avised to send a test message to someone. Database from iPhone will merge into current android database.

run iphone_to_android.pyand watch the console and do as it says!