# Mos for Mac

> Smooth scrolling for any mouse.

Mos makes wheel mice scroll smoothly and lets you reverse direction separately from the trackpad.

## Facts

- Price: Free and open source
- Developer: Caldis
- Category: Utilities
- Website: https://mos.caldis.me/
- Homebrew cask: mos
- Source code: https://github.com/Caldis/Mos
- GitHub stars: 22k
- Last commit: 2026-10-12
- Facts checked: 2026-10-19
- MacWorthy page: https://macworthy.com/apps/mos/

## Install

Homebrew:

```sh
brew install --cask mos
```

## Questions

### Is Mos free?

Yes. Mos is free and open source. The source code is on GitHub at Caldis/Mos.

### Where can I download Mos for Mac?

Download Mos from the developer's website (mos.caldis.me) and GitHub. MacWorthy links only to official sources.

### Can I install Mos from the Terminal?

Yes. With Homebrew, run `brew install --cask mos`.

### What are good alternatives to Mos?

Other utilities apps for Mac worth a look are Ice (open source), Stats (open source), Keka (open source) and Karabiner-Elements (open source).

## Alternatives in Utilities

- [Ice](https://macworthy.com/apps/ice/): A powerful, free menu bar manager. (Open source)
- [Stats](https://macworthy.com/apps/stats/): Free system monitor for the menu bar. (Open source)
- [Keka](https://macworthy.com/apps/keka/): The macOS file archiver. (Open source)
- [Karabiner-Elements](https://macworthy.com/apps/karabiner-elements/): The keyboard customizer. (Open source)
- [KeyCastr](https://macworthy.com/apps/keycastr/): Show your keystrokes on screen. (Open source)
- [Latest](https://macworthy.com/apps/latest/): Every app update, in one place. (Open source)
- [Purge](https://macworthy.com/apps/purge/): A careful Mac cleaner that uses the Trash. (Open source)
- [MacTools](https://macworthy.com/apps/mactools/): A bundle of system controls in one menu bar item. (Open source)

Tags: mouse, open source