12 Best Free MIDI Editor Software For Windows

Here is a list of Best Free MIDI Editor Software For Windows. These software help you edit MIDI files easily. You can add new tracks, remove existing tracks, draw new musical notes, change time signature and key signature, adjust tempo, etc. These also let you set instruments to add notes such as Piano, Accordion, Guitar, Trumpet, Bass, Strings, Reed, Synth Pad, etc. You can also use all these features to start with afresh musical composition and create a new MIDI file.

Apart from MIDI, many of these support Karaoke files and other popular music formats like MP3, WAV, OGG, Opus, etc. You can also create and save sheet music in most of these. The supported formats for this are PDF, PNG, JPEG, SVG, etc.

My Favorite MIDI Editor Software For Windows

MuseScore is my favorite MIDI editor software. It lets you edit MIDI file and create new ones too. Plus, its interface is really simple containing all essential tools required to edit MIDI files. BRELS MIDI Editor is also good as it lets you edit individual tracks of MIDI files.

You may also like some best free Music Making Software, Rap Beat Maker Software, and Open Source Audio Editors for Windows.


MuseScore is a musical notation software for Windows. Using it, you can also edit MIDI files. As you open a MIDI file, its notation is displayed on the interface. It provides a palette of tools required to edit or create MIDI events. These include Grace Notes, Clefs, Key Signatures, Time Signatures, Lines, Tempo, Repeats & Jumps, Articulations & Ornaments, etc. Tools like Synthesizer, Piano Keyboard, Mixer, Concert Pitch, etc.

It comes with a Pianoroll Editor with parameters like velocity, pitch, len, etc. to customize. You can choose an instrument to add elements to your music piece. It allows you to edit multiple MIDI files at once because of its multi-tab interface.

Apart from MIDI, its other supported formats include FLAC, WAV, MP3, OGG, etc.

It is a clean and intuitive MIDI editor software.


BRELS MIDI Editor, as the name suggests, is a free portable MIDI editor for Windows. To edit MIDI files, you can place notes, remove notes, append tracks, delete tracks, mute tracks, set instrument, set tempo, etc. Additionally, you can add text, marker, lyrics, and cue points to the music sheet. The composition can be played from the interface.

To edit MIDI files without much hassle, it lets you choose a track to show on screen, playback device, magnification of screen, length of a quarter note, and set velocity/pitch/controller. You can view raw MIDI data for analysis using the dedicated option from its interface.

Apart from MIDI, it lets supports Karaoke file format too.

Aria Maestosa

Aria Maestosa is a free, open source MIDI editor for Windows. It lets you import a MIDI file and edit it using the timeline. You can also create afresh musical composition using. It lets you choose an Output and Input device too.

Aria Maestosa provides various MIDI editing tools which are as follows:

  • You can add multiple overlayed tracks to imported MIDI file. Also, you can delete tracks or duplicate tracks.
  • It lets you change key signatures, tempo, time signature, etc. of the MIDI file.
  • It also lets you change instrument (piano, bass, guitar, strings, reed, synth pad, ethnic, etc.) to play notes.
  • You can also draw new notes, delete existing one, set measure bar, etc.
  • A Record tool is also available in it.

The edited MIDI file can be played from its interface. This MIDI editor also allows you to work on multiple MIDI files at once courtesy its multi-tab interface. You can also save sheet music in PDF or XPS format using the Print option.

This is a very simple yet effective MIDI editor software for Windows. It provides all essential tools to edit or even create a musical score.


Crescendo is basically a musical notation software for Windows. It also lets you import MIDI files and edit them.

How to edit MIDI files in Crescendo:

As you import a MIDI file, its notation is shown on the interface. You can edit the music score using notes and rests. It lets you draw new notes or remove existing ones. From the right panel, you can use tools including clefs (treble, bass, alto, etc.), dynamics (Mezzo-forte, Forzando, Fortepiano, Piano, etc.), key signatures, time signatures, and FretBoard. Additionally, you can use marks, bar line, tuplet, slur, volta bracket, text, etc. notation tools. It also supports playback of edited musical score. After editing MIDI file, you can save changes using dedicated option.

This MIDI editor has a multi-tab interface. Hence, you can import multiple MIDI files and edit them at a time. Apart from MIDI, it lets you export the edited MIDI file in popular audio formats including MP3 and WAV. Also, you can save the sheet music in PNG, JPEG, BMP, GIF, PGF, PDF, RAS, etc. formats.

Note: It is free for non-commercial use only.


MixPad is a nice MIDI editor software for Windows. It provides a dedicated tool to edit MIDI files. Let’s see what are the tools you get to edit MIDI files in it.

How to edit MIDI files in MixPad:

  • Go to Tools menu and open MIDI Editor.
  • Import a MIDI file and it will be added to the timeline.
  • Using Quantize and Humanize options, you can align MIDI events to their nearest division and apply randomised time and length shift to MIDI events.
  • From the timeline, you can add notes, move notes, remove notes, duplicate notes, change note properties (channel, velocity, length, etc.), etc.
  • It also provides Effect (pitch, expression, module) and Velocity panels to make adjustments accordingly.
  • A Piano roll is provided in it.

You can also view editing history and MIDI events list.

Apart from MIDI, you can export your musical composition in popular audio formats like WAV, MP3, OGG, M4A, Opus, MPC, etc.

Note: It is free for non-commercial and personal use only.


Rosegarden is a free, open source MIDI editor for Windows. It lets you edit MIDI files in Matrix Editor, Matrix Percussion Editor, Notation Editor, or Event List Editor.

It lets you move tracks, add tracks, or delete tracks from the MIDI file. You can use musical notes, add key change, clef change, pedal press, pedal release, phrases, etc., adjust rests, velocities, etc., transpose, rescale, insert controller sequence, etc. It provides a Guitar Chord Selector tool too. Additionally, it provides Manage MIDI Devices, Manage Synth Plugins, MIDI Mixer, Pitch Tracker, Playlist, Media Record, Merge MIDI Files, etc. tools and features too.

Rosegarden is a nice MIDI editor as well as MIDI sequencer software.


KlavarScript is one more of free MIDI editor software for Windows. From right panel, you can directly insert Note Symbols (Staccato, Tenuto, Marcato, Upbow, Light Accent, etc.), Keys (Major, Minor, Aeolic, Lydic, Phrygic, etc.), Pedal, Accordion, Measure Symbols, Tempi, Trill, Stem Shape, etc. It lets you change time signature and tempo, set velocity, edit stems and beams, add a floating text block, text anchored to timestamp, and lyrics, etc. It lets you setup MIDI devices too.

You can view a list of musical elements and parts included in the composition. It lets you print the musical notation too.


SynthFont is the next MIDI editor software for Windows. It lets you edit as well as create MIDI files. You can import a MIDI file and select an individual track to edit. It lets you insert new notes, edit existing notes, delete notes, edit note properties, duplicate notes, and more. A Controller tool is provided to set instruments and different parameters including tempo, pitch wheel, channel pressure, note velocity, aftertouch, etc. One more useful tool provided by it is the Batch Edit feature. It lets you modify multiple notes at once.

To view and edit individual MIDI events like meta events, controller events, note on, note off, etc., move to Midi Event tab. It lets you edit events, delete events, or duplicate events.

It is another good option to edit MIDI files or even create one.


MidiQuickFix is another free and portable MIDI editor for Windows. As you import a MIDI file into it, individual tracks of the MIDI file are viewed in Track Summary tab. From here, you can view track information, duplicate a track, add a new track, or delete a track.

To further edit MIDI tracks, move to Track Editor tab. Here, you can view beats with respective event, value, note, patch, text, and channel information. You can create a new event by adding information like event position, channel, note, etc. You can delete a beat too. Using More option, you can convert note on to note off, convert text to lyrics, etc. It also lets you adjust tempo of MIDI tracks and provides a transpose feature too. A Lyrics tab is also provided to type lyrics or simple text related to your musical composition.

Apart from MIDI, it supports KAR files.


MidiSwing is a free, portable MIDI editor software for Windows. You can edit individual tracks of the MIDI file using Piano Roll. It lets you add musical notes, change velocity, add or import lyrics, etc. You can also delete a MIDI event using Midi Events tab. You can enable beat tempo while recording. That’s all. It is a very basic MIDI editor.

It also lets you create standard MIDI file with single track or multiple tracks. It even lets you convert a multi-track MIDI file to single track MIDI file and vice versa.


PianoRollComposer is another one of MIDI editor software for Windows. It also lets you create new MIDI files. To edit MIDI files, it lets you insert musical notes, use Transpose feature, add notes from different instruments (Piano, Accordion, Guitar, Trumpet, etc.), use Dynamics and Effects such as modulation, expression, reverberation, chorus effect, pitch bend, etc. You can also edit tempo, note velocity, etc.

It also provides an additional Playlist feature which let you add multiple MIDI files and listen to them.


Denemo is another free open source MIDI editor for Windows. To edit MIDI files, it provides a variety of tools including Clefs, Keys, Time Signature, Measure, Chords, and Notes/Rests. Additionally, it also provides Score, Movements, Staffs/Voices, Directives, and Lyrics. Some other tools include insert a tempo change, insert a dynamic marking, add/remove a trill to the note, etc.

Some additional tools that help you edit MIDI files such as Advanced Edit, Run Object Editor, Input Device Setup, Check Note Pitches, etc.

Like other MIDI editors, this one too lets you print the notation of created musical score.

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