KINT

KINT stands for Keep in touch: Friends forever : With KINT app you have access to full information about your batch, teams, groups, department, colleague, etc.
and recognize them with updated photos and previous experiences, hobbies, city, etc.
All this you can see on the KINT mobile App. 
Moreover, when somebody in the group changes his/her contact information, designation & other such information, KINT automatically syncs it.Features: 1.
Create a group contact list immediately 2.
Users can get access to the entire group information on their mobile phone 3.
you can create unlimited main groups, subgroups, and subgroups in subgroups.
4.
you can create unlimited members in main groups and subgroups.
5.
View full information with profile pictures of each member.
6.
Privacy and security.
Members-only access to the group 7.
Video, Audio, SMS, and Email to any member 8.
View group photos and galleries 9.
Get Notifications about group member activities 10.
Edit or update contact information.
Automatically updates to all group members 11.
No spam and unknown fake friends.
12.
Personalized auto-sync 13.
Customized fully flexible admin.
14.
No advertisements.