In the day when you want to know whats-App is also online?
Did she see what she wrote?
An application that will answer your questions.
Blocking is not a problem, you can receive notifications instantly.
You can have all the Whats-app input and output information during the day.
The application reports online / offline activities in whats-app by following the numbers you want.
You can get whats-app activity reports even if you're disabled in the person you add.