* WhatsNotify notifies us every time the person comes online/offline.
* Helps to check online/offline status of everyone.
* WhatsNotify calculates the total usage time by analysing the online/offline history.
* Instant history for online notifications.
* Can easily enable service and simple to select contact.
* Numbers can be added in custom manner.
* Free 4 hours of trial period
* Use 1 contact at a time