

Non-intrusive perceptual voice-quality analyser — predicts MOS from call audio, detects echo, clipping, noise, dead air.

Real-time passive VoIP/VoLTE call-quality monitoring: dual MOS (network + perceptual), alerts, dashboard.

Free Asterisk module: Network MOS, packet loss, jitter, R-factor and SIP analytics per call.

Analyses VoLTE/VoIP call quality straight from PCAP: dual MOS, quality timeline, AI explanation.
Sevana is a privately owned company focused on voice and sound quality assessment tools and technologies providing solutions for telecom operators and solution providers. Our research areas: - End-to-end network drive testing - Mobile applications for call quality monitoring - Real-time call quality monitoring - Tailor-made audio quality assessment solutions