Tool to verify the existence of a phone number on Whatsapp.
Uses Whatsapp Web to verify if the number has an associated Whatsapp account without sending a message.
Built for personal use. It can be extended to check phone numbers in bulk.
Install Dependencies:
npm install
Initiate login on Whatsapp:
npm run login
Run check for a Phone Number
npm run check 919898989898
Note Phone Number format is (Country Prefix without)(Phone Number Digits)
Caution Using this method to verify numbers in bulk can result in the logged in number being banned by WhatsApp