Flat
Flat is a collaborative music notation software that allows you to create, edit, and share musical scores online using any web browser or mobile device with real-time synchronization.
LilyPond
LilyPond is an open-source music engraving program that uses a text-based input system to produce high-quality sheet music with the aesthetics of traditional hand-engraved scores.
Quick Comparison
| Feature | Flat | LilyPond |
|---|---|---|
| Website | flat.io | lilypond.org |
| Pricing Model | Freemium | Free |
| Starting Price | Free | Free |
| FREE Trial | ✘ No free trial | ✘ No free trial |
| Free Plan | ✓ Has free plan | ✓ Has free plan |
| Product Demo | ✓ Request demo here | ✘ No product demo |
| Deployment | ||
| Integrations | ||
| Target Users | ||
| Target Industries | ||
| Customer Count | 0 | 0 |
| Founded Year | 2015 | 1996 |
| Headquarters | London, UK | null |
Overview
Flat
Flat is a web-based music notation platform designed to make composing music as simple as writing a document. You can create your own musical scores directly in your browser without installing any software, and every change you make is saved automatically. It works across all your devices, allowing you to start a composition on your desktop and finish it on your tablet or smartphone while on the go.
The platform is built for collaboration, letting you invite friends or colleagues to view and edit your scores in real-time. You can also use the dedicated education version to manage music classes, assign exercises, and provide direct feedback to students. Whether you are a hobbyist songwriter or a professional music teacher, you get a clean interface that removes the technical hurdles of traditional notation software.
LilyPond
LilyPond is a powerful music engraving tool designed to produce sheet music that looks like it was handcrafted by traditional professionals. Unlike visual drag-and-drop editors, you use a text-based input language to describe the music, allowing the software to handle complex formatting and layout automatically. This approach ensures your scores remain consistent and beautiful without you having to manually tweak every note or beam.
You can integrate your music notation into text documents using LilyPond's specialized tools, making it a favorite for authors, researchers, and publishers. Because it relies on plain text files, you can easily track changes with version control systems or generate scores programmatically. It is a completely free, community-driven project that prioritizes typographical excellence over a graphical user interface.
Overview
Flat Features
- Real-time Collaboration Invite others to your score and watch their edits happen live, just like working together in a shared document.
- Offline Mode Continue writing your music even without an internet connection, and your changes will sync once you are back online.
- MIDI Input Support Plug in your MIDI keyboard to enter notes directly into the software for a faster and more natural composing experience.
- High-Quality Instruments Listen to your compositions using realistic sampled instruments that give you a clear idea of how your music sounds.
- History & Versions Browse through previous versions of your score and restore any earlier draft if you decide to change direction.
- MusicXML Export Export your work to PDF, MIDI, or MusicXML formats to ensure compatibility with other professional music software.
LilyPond Features
- Automated Engraving. Generate professional layouts automatically with built-in rules that mimic the spacing and aesthetics of traditional hand-engraved music.
- Text-Based Input. Write your music in simple text files, making it easy to copy, paste, and manage your scores using any text editor.
- LaTeX Integration. Embed musical examples directly into your books or academic papers using the LilyPond-book tool for seamless document creation.
- Extensible Scripting. Customize every aspect of the engraving engine using the Scheme programming language to meet your specific notation requirements.
- Version Control Compatibility. Track every change to your scores using Git or SVN since your music is stored in human-readable text formats.
- MIDI Export. Listen to your compositions by generating MIDI files directly from your source code to check for errors and playback.
Pricing Comparison
Flat Pricing
- Up to 15 scores
- Unlimited instruments
- Core notation features
- Real-time collaboration
- Community support
- Everything in Free, plus:
- Unlimited scores
- Offline mode
- Advanced layout settings
- Premium instrument sounds
- Priority customer support
LilyPond Pricing
- Full engraving engine
- All supported notation styles
- LilyPond-book integration
- MIDI output support
- Access to source code
- Community-driven support
Pros & Cons
Flat
Pros
- Extremely intuitive interface for beginners
- Seamless real-time collaboration with other users
- Works perfectly across different operating systems
- Generous free tier for casual hobbyists
Cons
- Limited advanced engraving options for professionals
- Requires stable internet for most features
- Mobile app interface can feel cramped
LilyPond
Pros
- Produces the highest quality typographical output available
- Completely free and open-source forever
- Text files are lightweight and easy to archive
- Excellent for complex contemporary or early music notation
Cons
- Steep learning curve for non-programmers
- No native graphical user interface for editing
- Compiling large scores can be time-consuming