Sonarworks Ltd. is a software company based in Riga, Latvia, founded in 2012. It specializes in sound calibration technology that enhances audio quality on various headphones and speakers without any physical modifications. The company's flagship products include Reference 4, which is tailored for studio use and offers both studio and headphone editions, and True-Fi, designed for general listeners. Sonarworks' software is utilized by professional recording studios worldwide, with over 3,000 studios employing its technology to ensure accurate sound reproduction. The company emphasizes bridging the gap between sound creators and listeners by eliminating noise shortcomings and enabling users to experience music as intended by the artists. Sonarworks distributes its software online and through dealers, contributing to its international reach and influence in the audio industry.