About Us

This is Truecaller

Truecaller is the leading global platform for verifying contacts and blocking unwanted communication. We enable safe and relevant conversations between people and make it efficient for businesses to connect with consumers. Fraud and unwanted communication are endemic to digital economies, especially in emerging markets. We are on a mission to build trust in communication. Truecaller is an essential part of everyday communication for over 400 million active users, with more than a billion downloads since launch and close to 50 billion unwanted calls identified and blocked in 2022. Headquartered in Stockholm, since 2009, we are a co-founder led, entrepreneurial company, with a highly experienced management team. 


Truecaller HQ

Located in the heart of Stockholm, Sweden, the Truecaller headquarters is a high-tech space with open seating for over 100 employees. Complete with ten environmentally friendly themed meeting rooms, a movie theatre, two balconies overlooking the city rooftops, a zen room, and plenty of couch space.

Truecaller AB

Mäster Samuelsgatan 56
111 21 Stockholm, Sweden
See open positions ➝

Local offices

Our Story

Today, Truecaller is loved by around 400 million monthly active users around the world, who trust the Android and iOS apps to identify numbers and block spam.

Nami Zarringhalam and Alan Mamedi, 2 engineering students, put a Caller ID app on an internet forum that racks up 10,000 installs in a week. The app was originally launched on Symbian and Microsoft Windows Mobile and later the same year on Android and Apple iPhone.

Word of mouth makes Truecaller burst into the top 3 apps of Jordan and Lebanon.

Truecaller expands to India, opening the first of 3 offices. The app was released for Blackberry, Windows Phone and Nokia Series 40.

Truecaller reached 10 million users globally.

19 million USD was acquired in a financing round led by Sequoia Capital (an early investor in Apple, Zoom and WhatsApp, among other companies) and existing investor OpenOcean.

Acquired an additional USD 60 million in a financing round led by Atomico (Niklas Zennström's fund), Sequoia Capital and Kleiner Perkins (early investor in Google, Amazon and Spotify).

SMS is added to the suite of communication features offered.

Launch of the advertising platform, which enabled revenue generation from the product for the first time.

Reached 100 million monthly active users globally.

Started a subsidiary in India and built a local organisation.

Launched the subscription service as a second source of revenue generation.

Reached 200 million active users globally and 150 million in India.

Truecaller becomes a top-3 communication app in India.

Truecaller hits the milestone of 250 million monthly active users and 500 million registered users.

Launch of "Truecaller for Business", the company's first B2B product as a third source of revenue generation.

Half of Indian smartphone users on Truecaller!

In October Truecaller is listed on Nasdaq Stockholm and in November the company reaches the significant milestone of 300 million active users.