Psytechnics is a designer of voice quality measurement software solutions that integrate into telecommunications test equipment, switching platforms, mobile networks, and VoIP gateways. The company provides the mean opinion score (MOS), a numerical measure of the quality of human speech, or 'customer experience' metric. MOS metrics may be used to manage networks and set SLAs from a meaningful, quality viewpoint.

Psytechnics has operations throughout the U.S. and Europe, and its customers include Agilent Technologies, Empirix, Malden Electronics, Ascom, and Schlumberger. The company holds over 30 patents in the area of speech quality measurement and its products include the ITU standards P.562 CCI and P.862 PESQ, psyVoIP for IP networks, and NiQA for monitoring the quality of other network traffic.