mp3tomidi.app is a free online AI-powered audio-to-MIDI converter that turns MP3, WAV, FLAC, and OGG files into editable MIDI tracks using Spotify's Basic Pitch technology.
What is Mp3ToMidi?
Mp3ToMidi is a web-based tool that uses AI to analyze uploaded audio files and generate MIDI files with detected notes, chords, and rhythms. It runs entirely in the browser—no software installation required—and outputs standard .mid files compatible with any DAW. The platform is built on Spotify’s open-source Basic Pitch library, providing professional-grade transcription accuracy.
Key Features
- AI-Powered Conversion — Uses Spotify’s Basic Pitch to detect melody, harmony, and tempo from MP3, WAV, FLAC, and OGG files.
- Multi-Format Upload — Accepts MP3, WAV, FLAC, and OGG; no file size limit mentioned on the page (free-tier behavior not explicitly capped).
- Instant MIDI Download — After processing, you get a ready-to-use MIDI file immediately, no watermarks or restrictions.
- DAW Compatibility — MIDI files open directly in Ableton Live, FL Studio, Logic Pro, GarageBand, Pro Tools, and other major DAWs.
- Free to Use — No payment or account required for conversion and download. The page labels itself “free-to-try” and “free” consistently.
- No Software Needed — Everything happens online; just drag and drop an audio file into the converter.
Who Is It for?
- Music producers – Quickly extract melodies and chords from samples or stems to remix or rearrange in their DAW.
- Piano teachers and music educators – Convert recordings of songs into MIDI to create practice sheet music or demonstrate note patterns to students.
- DJs and remixers – Isolate melodic parts from tracks to build new remixes or mashups without manual transcription.
- Composers and arrangers – Transcribe orchestral or multi-instrument recordings into MIDI for further editing and scoring.
What Can You Do With Mp3ToMidi?
- Transcribe live recordings: Upload a piano recording from a phone; the AI captures every note and outputs a MIDI file you can edit in Logic Pro.
- Sample melodies for remixing: Drag an MP3 of a song into the converter, download the MIDI, and import it into FL Studio to change instruments or tempo.
- Create educational materials: A teacher converts a pop song to MIDI, prints the notation, and uses it to teach chord progressions to students.
How Does Mp3ToMidi Work?
- Upload – Drag and drop an audio file (MP3, WAV, FLAC, OGG) onto the converter or click to select it.
- Process – The AI (Spotify’s Basic Pitch) analyzes the audio, detecting notes, chords, and tempo with high accuracy.
- Download – Your MIDI file is ready instantly; download it and import into any DAW for editing.
Pricing
Mp3ToMidi is completely free to use. There are no paid tiers or subscription plans mentioned on the website. Users can convert and download MIDI files without any cost or account registration.
FAQ
Is Mp3ToMidi free?
Yes, the converter is free to use for all audio-to-MIDI conversions. There are no hidden charges, watermarks, or limits disclosed on the page.
What audio formats are supported?
The tool supports MP3, WAV, FLAC, and OGG files. You can drag and drop any of these formats into the converter.
Can I use the MIDI files in my DAW?
Absolutely. The generated MIDI files are standard .mid format, compatible with Ableton Live, FL Studio, Logic Pro, GarageBand, Pro Tools, and any other DAW that imports MIDI.
How accurate is the conversion?
Accuracy depends on the clarity of the original audio. The page states “industry-leading” precision for note detection, chords, and melodies, powered by Spotify’s Basic Pitch model. Complex polyphonic mixes may produce less clean results.
Do I need to create an account?
No account or login is required. Simply upload your audio file and download the result.
Try the converter now
