Juice

A tiny Mac utility that plays a sound every time you plug in your charger. 8 synthesized tones. Lives in your menu bar.

Download for Mac

macOS 14+ · Apple Silicon & Intel · Free

🎶

8 Unique Sounds

From warm and intense to soft and airy. Each sound is synthesized from scratch — no audio files.

Instant Detection

Native IOKit power notifications. No polling, no delay — plays the moment you connect.

📌

Menu Bar App

Lives quietly in your menu bar. Click to change sounds, adjust volume, or toggle on/off.

🚀

Native Swift

Built with SwiftUI and AVAudioEngine. No Electron, no Python, no web server. Just a native Mac app.

Pick Your Sound

Ember
Warm and intense
Silk
Light and smooth
Apex
Rising to the peak
Current
Deep and powerful
Drift
Slow and languid
Surge
Quick and sharp
Summit
Building to a peak
Mist
Soft and airy

Install

1
Download Juice.dmg and open it
2
Drag Juice.app to your Applications folder
3
First launch: right-click → Open, then click Open in the dialog
4
Juice appears in your menu bar — click the bolt icon to configure