Coolo brings AI-powered music separation and audio enhancement to your browser. Using advanced AI models, it can split songs into detailed stems such as vocals, drums, bass, piano, and guitar, making it simple to create karaoke tracks, remix music, or practice individual parts. In addition to stem separation, Coolo offers a full set of audio tools including vocal removal, lead and backing vocal isolation, noise reduction, echo and reverb removal, as well as BPM and key detection. Just upload your audio and process it in seconds with one-click AI. It supports popular formats like MP3, WAV, M4A, and FLAC, and works smoothly on any device without installation. Whether you're a producer, DJ, content creator, or music enthusiast, Coolo makes advanced audio editing fast, simple, and accessible.
All-in-one AI audio toolkit for vocal removal, stem splitting, noise reduction, and BPM & key detection.
- Create karaoke-ready tracks
- Isolate instruments for remixes
- Clean up vocal recordings
- Extract acapella from songs
- Remove background music from speech
- Create custom backing tracks for covers
- Practice specific instruments by isolating parts (e.g. only drums or bass)
- Remove background music for voiceovers or narration
- Start by selecting the feature you need
- such as vocal removal
- stem splitting
- noise reduction
- echo and reverb removal
- or BPM and key detection. Then simply upload your file and let the AI analyze your audio. Within seconds
- you’ll receive high-quality results
- which you can preview and download with a single click.

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