Free, open-source, node-based audio routing for macOS, Windows and Linux
Convert MP3 to MIDI online for free. Preview the notes on a piano roll, then download an editable MIDI file for FL Studio, Ableton or Logic. No signup.
Stage
Not given
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Founded
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Based in
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Pricing model
Open source
Free
Pricing
Free. Source code available under MIT license on GitHub.
Not given
Key features
Node-based audio routing graph
Unlimited virtual audio devices
System audio and per-app audio capture
Microphone capture with noise suppression, gate, compressor and EQ
CLAP, AU and VST3 plugin hosting
Multi-format recording including WAV, FLAC, AIFF, Opus, MP3, AAC
Audio streaming over network via WebRTC and UDP
Real-time resampling between different sample rates
Upload MP3, WAV, FLAC, M4A, OGG or MP4 files up to 60 MB and 5 minutes
Piano roll preview before downloading
Download editable MIDI files
Record directly from microphone
Works with FL Studio, Ableton, Logic and GarageBand
Automatic note detection using Spotify's Basic Pitch model
Handles chords and multiple notes simultaneously
Automatic cleanup of short and stray notes
Files deleted automatically in 48 hours
Daily limits: 10 file conversions and 2 MIDI downloads per day for free users
What makes it different
Works on macOS, Linux and Windows with the same node graph approach
No kernel extension required on macOS
Open source under MIT license with full source code on GitHub
Includes built-in effects and supports third-party VST3, AU and CLAP plugins
Can record while routing audio in real time to multiple formats
No signup required to use
Works with any instrument, not just one trained sound
Splitwave
MP3 to MIDI Online