cuit
cuit app icon

Native macOS menu-bar utility

Close Unused Apps Automatically.

Your Mac, always clean and efficient.

Download for macOS View on GitHub

Free. Open source (MIT). macOS 13 or later.

First launch: right-click the app and choose Open (ad-hoc signed until v0.2).

Idle rules

Automatically Quit Idle Apps. Your Mac, Streamlined.

Set idle thresholds per app, exclude the ones you keep around, and let cuit clean your workspace while you focus on something else.

  • Custom idle timers per app
  • Exclude essentials with a single click
  • Quiet background operation
cuit idle rules panel

Scheduled quit

Quit Apps on Your Schedule.

Set a countdown, walk away. cuit closes selected apps when the timer ends so your machine is ready for the next session.

  • One-off and recurring timers
  • Snooze or cancel from the menu bar
  • Gentle save prompts before quitting
cuit countdown timer

Close-to-Quit

Close the window, quit the app.

cuit instantly quits apps the moment their last window closes. No more orphan processes draining battery in the background.

cuit menu bar

Whitelist

Keep essential apps running with full control. Add anything you depend on and cuit will never touch it.

Minimal & Seamless

No clutter, no dock icon. Smart automation lives in the menu bar where it belongs.

Native & Tiny

Built in Swift. Universal binary. Light on RAM, lighter on attention.