Use cases

For Music Producers

• Key matching — instantly know the key of any sample, reference track, or YouTube beat to stay in harmony

• BPM detection — get the exact tempo for warping, syncing, or tempo-matching in your DAW

• Tuning check — verify if a track is tuned to 440 Hz, 432 Hz, or something else before layering it

• Stem extraction — isolate vocals, drums, or bass from any track for sampling or remixing

• Loudness metering — check integrated LUFS against streaming platform standards (-14 LUFS for Spotify, -16 LUFS for Apple Music)

For DJs

• Library tagging — batch-analyze tracks and get tagged MP3s with BPM and Key for your collection

• Harmonic mixing — identify keys with relative key display for perfect transitions

• Unknown track ID — analyze a recording to get BPM and Key, making it easier to find or identify tracks

For Audio Engineers

• Loudness compliance — measure integrated LUFS and LRA against broadcast standards (EBU R128)

• Tuning reference — detect the A4 frequency of any recording for pitch correction and retuning

• Batch analysis — analyze multiple tracks at once via bot or API for faster workflow

For Developers

• REST API integration — build analysis into your music app, DAW plugin, or playlist curator

• Batch processing — analyze entire catalogs via API with 1,000 requests/month

• Webhook-ready — use the health endpoint for uptime monitoring