The data being processed by the app is limited to:
Whatsapp contacts & contact photos
Phone contacts & contact photos.
Your Contacts and Contact photos are not being stored anywhere except for your phone
Your data is not being uploaded anywhere
Your data is not being passed on or sold to any third party
Required Permissions:
Phone Contacts read & write - to pair WhatsApp & phone contacts & update phone contact photo
Internet - To access WhatsApp Web