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Head-to-head · Music Notation Software

Flat vs LilyPond

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Flat #5 in Music Notation Software 8.8/10 Free plan Free plan✓ 5 of 5 features Visit Flat
LilyPond #7 in Music Notation Software 8.5/10 Free plan Free plan✓ 4 of 5 features Visit LilyPond

Flat leads on 0 checks, LilyPond on 0, and 6 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreFlat · 8.8/10
  • Free planboth
  • Most featuresFlat · 5 of 5

Flat scores higher on our rubric for music notation software: 8.8 against 8.5 out of 10; our editors rank them #5 and #7.

On deployment, Flat gives you Both where LilyPond offers Desktop.

Flat is the better fit for teams composing collaboratively in the browser. LilyPond is the better fit for users who prefer text-based engraving.

  • Flat fits best

    Teams composing collaboratively in the browser

  • LilyPond fits best

    Users who prefer text-based engraving

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Side by side

Feature Flat 8.8/10 Visit ↗ LilyPond 8.5/10 Visit ↗
At a glance
Editor score 8.8 8.5
Ranking #5 in Music Notation Software #7 in Music Notation Software
Best for Teams composing collaboratively in the browser Users who prefer text-based engraving
Pricing model Free plan + paid Free
Starting price — Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile Desktop
Platforms Web, Windows, macOS, iOS, Android Windows, macOS, Linux
Features Flat 5/5 · LilyPond 4/5
MusicXML support ✓ ✓
MIDI support ✓ ✓
Parts extraction ✓ ✓
Tablature support ✓ ✓
Collaboration features ✓ (best) Not checked yet
Specs
Deployment Both Desktop
Our review
Pros
  • Collaborators can edit scores in real time.
  • Standard notation and tablature stay synchronized.
  • MusicXML and MIDI import/export support score exchange.
  • Text input supports customized engraved sheet-music output
  • Imports MusicXML and MIDI through command-line tools
  • Prepares parts and supports tablature, lead sheets, and MIDI output
Cons
  • Flat Basic limits users to 15 scores and 30 instruments.
  • Flat Basic exports and prints with Flat branding.
  • Advanced layouts, playback, and instruments require Flat Power.
  • Text-first entry is more specialized than graphical score editing
  • Importing MusicXML or MIDI relies on command-line tools
  • Desktop software may not suit users seeking a browser-based workflow
Our verdict

Flat brings music notation, score playback, and tablature into a product for composers, arrangers, educators, and musicians. Scores can be created, edited, shared, and printed in a browser, with desktop and mobile apps also available. Its…

Read the review →

LilyPond turns text-based music input into engraved sheet music. It is aimed at musicians, arrangers, and educators who prefer describing notation in text rather than entering notes through a graphical score editor. The program supports…

Read the review →
  1. FlatMusic Notation Software 8.8Free plan
  2. LilyPondMusic Notation Software 8.5Free plan

Strengths and trade-offs

  • Flat — where it wins

    • Collaborators can edit scores in real time.
    • Standard notation and tablature stay synchronized.
    • MusicXML and MIDI import/export support score exchange.

    Where it doesn't

    • Flat Basic limits users to 15 scores and 30 instruments.
    • Flat Basic exports and prints with Flat branding.
    • Advanced layouts, playback, and instruments require Flat Power.
  • LilyPond — where it wins

    • Text input supports customized engraved sheet-music output
    • Imports MusicXML and MIDI through command-line tools
    • Prepares parts and supports tablature, lead sheets, and MIDI output

    Where it doesn't

    • Text-first entry is more specialized than graphical score editing
    • Importing MusicXML or MIDI relies on command-line tools
    • Desktop software may not suit users seeking a browser-based workflow

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update