Music Analysis & Audio-to-MIDI
Detect chords/key, transcribe recordings to MIDI/notation, or analyze mixes for musicians.
Piano Transcriptionist
A standout pick in Music Analysis & Audio-to-MIDI that runs optimized on-device ML to convert piano recordings into expressive MIDI capturing timing, dynamics and pedal, then engraves an editable, printable score; the full audio-to-notation pipeline running locally and free is what sets it apart.
- +On-device audio-to-MIDI capturing velocity, note length and sustain pedal
- +Built-in MIDI-to-score engraving with full editing and PDF export; free, no tracking
- −Best on solo piano; multi-instrument or noisy audio reduces accuracy
ChordNatic
A genuinely novel pick in Music Analysis & Audio-to-MIDI: real-time on-device raga detection bridged to fittable Western chord voicings, serving the underserved Carnatic-meets-Western niche. Nothing leaves the device and it's free forever.
Guitar Composer
The standout audio-to-notation pick in this category: on-device polyphonic transcription of guitar to editable tab, a local theory-aware AI assistant that can edit your tab, and export to MusicXML/Guitar Pro/PDF, all offline.
Audiophilio
FreeDeep audiophile measurement suite (SPL, RT60, PEQ, room modes) whose System Diagnosis uses on-device AI to rank acoustic issues with plain-English fixes.
CuePoints DJ
$19.99Analyzes tracks for intro, structure, and outro and writes 2-6 cue points straight into Serato, djay, and Virtual DJ files; 100% local processing, no uploads.
Chordpeek
FreeGuitar chord recognizer: listen via mic and map detected notes to a local chord library with name, confidence, notes and fingering; audio stays on device.