A digital privacy screen for macOS.
Blurs your entire screen with a clear circle that follows your mouse cursor.
Keep your content private from wandering eyes while you work.
Version 1.1 · macOS 13 (Ventura) or later · Apple Silicon & Intel
- Privacy overlay – blurs or blacks out your screen, with a clear "peek" circle following your mouse
- Three overlay styles – Light Blur, Dark Blur, or Blackout
- Adjustable circle size – from 100px to 1200px diameter
- Smooth tracking – GPU-accelerated mask follows your cursor with zero lag
- Click-through – all mouse clicks pass through to apps underneath
- Multi-monitor support – covers all connected displays
- Menu bar app – no Dock icon, stays out of your way
- Configurable keyboard shortcut – set your own global hotkey in Settings (default: ⌥⌘P)
- Remembers your preferences – circle size, overlay style, and keyboard shortcut persist between sessions
- Open Peek – an eye icon appears in the menu bar
- Left-click the menu bar icon to toggle the privacy overlay on/off
- Right-click the menu bar icon to access Settings, About, and Quit
- Move your mouse to reveal content through the peek circle
| Shortcut | Action |
|---|---|
⌥⌘P (default) |
Toggle privacy overlay |
Cmd + , |
Open Settings |
Cmd + Q |
Quit Peek |
The toggle shortcut can be changed in Settings – click the shortcut field and press your preferred key combination.
Download Peek v1.1 – open the DMG and drag Peek to your Applications folder.
On first launch, macOS will ask for Accessibility permission (needed for global mouse tracking). Grant it in System Settings > Privacy & Security > Accessibility.
Requires Swift 5.9+ and macOS 13+.
# Build the app and create a DMG
./build-app.shThis compiles a release binary, creates Peek.app, and packages it into Peek.dmg.
Swift + AppKit – zero external dependencies
Found a bug or have a feature idea? Open an issue.
Made by santiagoalonso.com