Collection Engine is an AddOn its Features are multiple templates For Email and SMS and WhatsApp, and Automatic payment reminders according to prescribed templates, Day Wise E-mail, and SMS Sending, and Forms Reminder.

Multiple templates For Email and SMS and WhatsApp
Automatic payment reminder according to prescribed templates
EMAIL and SMS and WhatsApp
Multiple email tagging for a single account
Reminder log maintain
Self CC option
Personalized Reminders
Payment Reminder
Forms Reminder
Day Wise E-mail and SMS Sending