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A Free Audio-to-MIDI Conversion Service [Basic Pitch]

Software Synthesizer TutorialsPublished 2023.04.08Updated 2026.07.17
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"Basic Pitch," a free AI audio conversion tool from Spotify, is a service for DTM creators that easily converts audio files to MIDI. Just upload audio by drag and drop, and the AI automatically detects chords and displays the performance on a piano roll. With BPM settings and detection accuracy adjustments, it can produce MIDI faithful to the original sound, and since it is free to use with no login required, it is a practical tool for beat making and sample processing.

An AI Conversion Tool That Easily Turns Audio into MIDI


[Audio loop samples] are indispensable, especially for those who make beats.
They are very convenient because you can just drop them in, but many of you have probably had the experience of not finding one that matches your song.

[Basic Pitch], an AI-powered audio-to-MIDI conversion service from Spotify, is a groundbreaking service that converts audio into MIDI files with simple operations and can even detect chords.

Basic Pitch Explanation Video

How to Use Basic Pitch


First, go to Basic Pitch and drag and drop the audio file you want to convert into the pink frame.

The analysis finishes right away, and the performance is displayed on the piano roll.


Next, click [HIDE MIDI ADJUSTMENTS] to expand the display and set the BPM of the original file.


Check whether it has been converted as intended while comparing the original sound, the converted sound and the piano roll in the center of the screen.


Set the detection detail with [Model Confidence Threshold]
and how finely notes are split with [Note Segmentation].

While listening to the converted sound, repeat the adjustments so that the conversion from the original audio sample comes close to what you have in mind.


After adjusting, download the MIDI file and import it into your DAW.

There are other tools that can detect chords and export MIDI, but this one converts with accuracy so high it is hard to believe it is free.
As it is a tool that performs audio analysis using AI, which has been a hot topic in recent years, we can expect even better conversion accuracy in the future.

No login is required, so please give it a try.

Basic Pitch

Frequently Asked Questions

Q1. Can Basic Pitch be used without logging in?

Yes, no login is required. You can use it right away by visiting the official website. There is no tedious registration, so you can convert audio to MIDI casually.

Q2. How accurate is the conversion in Basic Pitch?

It is very accurate for a free tool, and chord detection is accurate thanks to advanced AI audio analysis. You can improve accuracy further by fine-tuning Model Confidence Threshold and Note Segmentation.

Q3. Can the converted MIDI files be used in any DAW?

Yes. MIDI is a standard DAW format, so it can be imported and used in any DAW, such as Logic Pro, Ableton Live and Cubase.

Q4. Which audio file formats are supported?

The article does not specify the supported formats, but it is thought to support common standard formats such as MP3 and WAV. Please check the official website for details.