Truecaller

People use Truecaller to stay ahead. 
It helps them know who’s getting in touch, filter out unwanted calls & SMS, and focus on what really matters. The company provides a suite of unique services such as a dialer that offers caller ID, spam detection, messaging and more. 
Truecaller’s mission is to build trust everywhere by making communication safe and efficient.

Headquartered in Stockholm, Sweden, the company was founded in 2009.