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Plugged in all day? Your battery is silently degrading.

Set it and forget it. Wattson runs in your menu bar, silently protecting your battery while your agents run in the background.

Download FreeExplore Pro Features
Wattson Dashboard
92%
Health: Great
Cycles
42
Temp
32°C
Power
USB-C
Optimized
Active
Features

Built for technical precision.

bolt

Intelligent Limiter

free

Cap your charge at 80% to significantly reduce chemical aging of your lithium-ion battery. The Apple Silicon native way.

speed

Sailing Mode

pro

Auto-range charging that keeps your battery between custom bounds. Set 40-80% and Wattson handles the rest.

notifications

Smart Notifications

free

Get notified when your charge limit is reached, and monitor battery temperature in real time from your menu bar.

analytics

Health Forensics

pro

Detailed historical data on capacity degradation, cycle history, and wattage usage over time.
Pricing

Choose your power.

Standard
Free
  • check80% Charge Limiter
  • checkReal-time Menu Bar Icon
  • checkHealth Overview
Get Started
Recommended
Pro Access
$10/yr
  • checkEverything in Free
  • checkSailing Mode
  • checkHistorical Forensics
  • checkBattery Calibration
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Requires macOS 15.0+ (Sequoia) · Apple Silicon (M-series)

Common Questions

System Requirements

laptop_mac

macOS

15.0+ Sequoia

memory

Apple Silicon

M-series chips

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Join thousands of power users who trust Wattson to keep their Mac health at peak performance.

Download for macOS

Available on macOS 15.0 or later