Marketing Whats is a free and easy-to-use marketing app that lets you schedule WhatsApp messages, schedule SMS, send emails later, schedule posts, and set call reminders. This top-rated Android scheduling app acts like your personal virtual assistant. Put your communication on autopilot with Whats Auto Sender, the free 5-in-1 Whatsapp scheduler, SMS scheduler, Facebook Post scheduler, Call scheduler, and Email Scheduler. DISCLAIMER: Some services are not compatible with all devices (especially