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Truecaller

Truecaller is a Swedish company founded in 2009 in Stockholm by Nami Zarringhalam and Alan Mamedi, offering a mobile app for Caller ID and spam blocking. It serves over 500 million monthly active users worldwide, helping consumers identify unknown calls and messages and avoid spam and fraud.
Stockholm, SE

Description

Truecaller began as a Caller ID app created by two engineering students in Stockholm, Sweden, to help people identify incoming calls from unknown numbers. The app expanded globally, launching on Symbian, Windows Mobile, Android, and iPhone, and later added SMS features, an advertising platform, a subscription service, and a B2B product called "Truecaller for Business." Today Truecaller serves over 500 million monthly active users, has more than 1 billion app installs, and has identified and blocked over 68 billion spam calls. The company is listed on Nasdaq Stockholm (since 2021), has 400+ employees, 45+ nationalities, and 5 offices, with a strong presence in markets like India. Its clients/users are primarily individual consumers seeking caller ID and spam protection, as well as businesses using its B2B communication and verification products.