WhatsGo

application is an helps you in messaging anyone without saving a number.

With WhatsGo you can send Whatsapp messages to anyone. Even if they are not in your contact list! You can

WhatsGo also support whatsapp for business

All you need is to know the phone number and hit chat and your are into the conversation.

Useful when you need to contact a buyer or a supplier.

WhatsGo Also, can let you hide your photo (and other privacy data) to the person you are chating with., just make sure to tune the Whatsapp settings > Account > Privacy to My contacts or Nobody

About Permissions:

READ CALL LOG/WRITE CALL LOG

These permissions are used to backup & restore your Call logs

READ CONTACTS

This permission used to read contact name of call logs