Whatso / WappBlaster

Whatso is a simple yet powerful WhatsApp and SMS marketing software built for small to mid-sized businesses, with over 25,000 users globally. It offers an intuitive bulk messaging tool featuring anti-blocking technology, contact management, auto-replies, and campaign scheduling. WappBlaster is India's #1 rated after-call WhatsApp app with 4.8 star rating and 3,500+ active users. It's designed specifically for automatic WhatsApp messaging after phone calls, allowing you to send business details on WhatsApp automatically after every call. Both support unlimited broadcasts, multilingual messaging, media attachments, and lead management modules. Note: Neither is an official WhatsApp Business Solution Provider.