Truecaller is a mobile app that lets you see who's calling and block unwanted calls.

Truecaller makes your mobile environment smarter by allowing you to connect with who you want, when you want. Truecaller enables you to expand your contact list and reach people you want to find; helps you more easily identify who is calling your cell phone; and protects your mobile identity from unwanted spammers.

Founders:  Alan Mamedi, Nami Zarringhalam