whatsapp online tracker app

ı want new app about whatsapp tracker. The rules are the same as other similar apps.

Notifications
Get notified when anyone of your friends gets online on Whatsapp!

Online History
How much time do they spend chatting on Whatsapp?

Chat Probability
To predict the probability of two of your contacts chatting to each other, simply choose any two numbers from your contacts list.

Insights

screenshots are attached.