FamiStudio NES Music Editor

FamiStudio is a simple music editor for the Nintendo Entertainment System or Famicom. It is targeted at both chiptune artists and NES homebrewers.

Latest Hotfix Release 4.3.3 (Febuary 28th 2025)

Changes/Fixes:

First IOS release!
Improved playback speed precision to better match hardware
Improved NSF import duration accuracy
Fixed toolbar issue when resizing that could cause the timecode to be misplaced
Fixed DPCM bit reversing on NSF and VGM import
Fixed temp folder issue which caused freezing on Linux
Fixed several typos and localization issues
Fixed DPCM reload button always being visually enabled
Fixed crash when trying to use undo/redo during certain operations
Fixed app not asking you to save new project if app was first minimized on mobile
Fixed issues on Linux using Wayland when using high DPI scalings
Fixed instrument/arpeggio eyedropper
Fixed metronome volume not applying until you restarted the app
Added tooltip for "Select All / Select None"
Reversed bits of Journey to Silius demo song to sound as the authors intended
Most of these fixes/improvements were done in collaboration with Steo, thanks!

Breaking/Behavior changes:

FamiStudio 4.3.0 was just released! Click here or on the image below to see some of the new features and how to use them.

Changes/Fixes:

Support for custom tuning per project (ex: where A is not 440Hz)
N163 wave auto position assignment
Improve conflict resolution when copy-pasting between songs/projects
New in-app font (Noto Sans) : More readable at low resolution and supports international characters
Unifying UI code between desktop/mobile, mobile dialogs will now look and feel more like the desktop version
Making more features available on mobile:

Breaking/Behavior changes:

Default bass cutoff and filter frequencies where changed to better match the hardware
NES APU volumes have been adjusted slightly to better match the hardware
Most "Select All" / "Select None" buttons have been replace by context menus (right-click on desktop, long press on mobile).

Release notes of previous versions can be found in the documentation.

Download links
	Windows Installer Windows Portable EXE
	MacOS Bundle
	FlatHub Linux AMD64 Binaries
	Apple Store
	Play Store (Recommended) APK
	NES Sound Engine (CA65, NESASM, ASM6)

On Windows, simply download and run the installer (Setup.exe), which should take care of installing most dependencies. A shortcut to FamiStudio and the included demo songs will be added to your Start Menu. If you get a warning when installing or if the app crashes when running, please check out the documentation for the fix.
On macOS, download and uncompress the file anywhere and the launch the FamiStudio app. The demo songs are included in the zip. The app is unsigned and might require you to ignore a few warnings. If you do not have .NET installed, it should prompt you to install it.
On Linux:

If you are using the standalone version from the ZIP file, you will need to install .NET yourself. Please see the installation instructions for more information.
The FlatHub version should take care of installing all dependencies.

Please visit the documentation page for detailed documentation.

Here is a 20min video tutorial that will show you how to create a basic song from scratch.

If you are using the mobile version of FamiStudio, please check out this tutorial to get you started!

The entire source code is available on GitHub.