Not just another karaoke app. 137 Voice uses real-time AI analysis to help you actually improve. Practice privately, record professionally, and understand your voice like never before.
Record with real-time 3D pitch visualization, AI scoring, and technique detection. Load backing tracks and mix your vocals live.
Private vocal training with warm-up exercises, pitch guides, and AI coaching. Nothing is saved or shared — just you and your voice.
Browse backing tracks by genre, difficulty, and vocal range. From blues to electronic — find the perfect song to sing.
AI-powered songwriting. Generate lyrics, then bring them to life in the Recording Studio. The full creative pipeline.
AI that doesn't just score you — it teaches you. Real feedback on pitch, breath, vibrato, and dynamics.
Practice without an audience. No social pressure, no publishing, no judgment. Just you and your voice.
Free means free. No bait-and-switch subscriptions. All core features available without paying.