WattFlow

WattFlow for Mac

Every watt, at a glance.

See every move your battery makes.
Understand every watt your Mac uses.

macOS 14 or later · 0.1.0 Developer Preview

WattFlowReal-time power and charging
On Battery
Battery Output32.5 WInterface demo
Battery Voltage12.51 VSample data
Discharge Current2.21 ASample data
Battery Level84 %Waiting for browser
Live Power FlowVector layout · Battery to system
Battery 32.5 W Power demo
▱

Built-in Display75% brightness · Demo

20.8 W
▦

CPU24% · Demo

6.6 W
◇

GPU13% · Demo

3.6 W
▥

Memory6% · Demo

1.5 W
State from browserDetecting battery state…Component power is a layout demo
Battery powering systemSyncs charging state when supported

When supported, WattFlow reads only the charging state, battery level, and estimated time exposed by your browser. All other power values are product-interface examples and are never uploaded.

That's all.

There when you need it.
Out of the way when you don't.

  • 01Lives in the menu barNo main window. Nothing in your Dock.
  • 02Updates every secondCharging, discharging, and component power refresh together.
  • 03Power data stays localBattery and component readings are never uploaded.

WattFlow 0.1.0

Choose your Mac.

macOS 14 or later · Developer Preview
MApple SiliconM series · ARM64 · 1.1 MBDownload ↓ iIntelx86_64 · 1.1 MBDownload ↓ ⌘UniversalBoth architectures · 1.3 MBDownload ↓

Available in English and Simplified Chinese, following your macOS language automatically. On first launch, open “System Settings → Privacy & Security” and choose “Open Anyway”. SHA-256 checksums ›

Privacy by design.

Your power data belongs on your Mac.

Read our privacy notice ›