WappBulk Contacts Filter and LastSeen

WappBulk_ContactFilter_LastseenWappBulk Contacts Filter  v6.0.0.1
This app can find active WhatsApp numbers and last a connect to WhatsApp (inbuild function of LastSeen).
Not worked from 21.09.2016

Official site: http://wappbulk.com

It can filter WhatsApp contacts from a list of numbers. Let’s say you have 10 000 numbers and don’t know which one is on WhatsApp. So this app will do this for you. No limit on this app,  it filters 40-50 contacts in 3-5 seconds.