Zap icon

Zap

Minimal macOS window switcher. Native Swift, no bloat. Just fast.

264 KB
App Size
28 MB
RAM Idle
0%
CPU Idle
⚡

Instant Switching

Global hotkey triggers a floating overlay. Release to focus. No lag.

🎨

Window Thumbnails

Live previews loaded async with caching for instant reopens.

⚙️

Configurable

Pick your modifier, trigger key, and panel size from the menu bar.

🤓

Zero Dependencies

Pure Swift. System frameworks only. No Electron, no runtime.

Zap vs AltTab

ZapAltTab
RAM (idle)28 MB89 MB
App size264 KB~15 MB
CPU (idle)0%0%
DependenciesNoneMultiple

Install

Homebrew
brew tap jochern/tap && brew install --cask zap
Build from source
git clone https://github.com/Jochern/zap && cd zap && make install
Download DMG macOS 13+ · Apple Silicon
macOS may block the app — run this after installing
xattr -cr /Applications/Zap.app