Create, compose, collaborate, play, and print your sheet music using the world's most simple and intuitive web-based music writing and composition software.

Use Flat to share your sheet music and collaborate in real-time with other people on your music notation projects.

Flat lets you create, edit, playback, print, and export your sheet music and tabs.

Get help and learn how to use our music notation software and its online music score editor. Flat Help Center

Learn how to input your first music notes, using your mouse/touchpad, computer keyboard, touchscreen or MIDI device.

Discover Flat for Education, a dedicated music learning environment for your school. This offer includes all our premium features plus dedicated education features: classes, assignments, seamless integrations with Google for Education, Microsoft Office 365, Canvas, and more.

Flat est un outil collaboratif de notation musicale pour les compositeurs débutants comme pour les professionnels. Commencez gratuitement ! Simplifiez l'écriture de vos partitions

Flat te da las herramientas que necesitas para escribir y compartir tus partituras con una comunidad global de más de 5M amantes de la música.

Flat integrates a great playback that interprets your sheet music directly in your web browser, without any plugins. Discover here how to use it , change the volume , the instruments' reverb , swing and use our metronome .

Import and edit the files online with Flat. To create your first music score with Flat and get starting writing your music notation or tabs, create a free account on our platform. On Flat, go to My Library, then drag & drop your XML/MXL file.