v1.2.9  ·  iOS + watchOS companion now on the App Store

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Apple-notarized  ·  macOS 14+  ·  No card to start — subscribe after trial

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ThunderVolt Pro

Hardware-level battery control with Adaptive Mode, BMS Calibration, Charge Scheduler, Travel Intelligence, and iPhone + Watch companion apps. 7-day free trial included.

v1.2.9 Apple Silicon & Intel · macOS 14+
  • Adaptive Mode & full charge limit control
  • BMS Calibration — auto-detect with 6-signal scoring
  • Charge Scheduler + Smart Routines
  • Travel Intelligence — calendar-aware charging
  • Companion apps — iPhone & Apple Watch
  • Apple Notarized · 7-day trial, no card needed to start
Download ThunderVolt →

7-day free trial · no card needed to start

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ThunderVolt Light

Monitoring-only edition for casual users. Coming to the Mac App Store. Free forever.

Monitor Only Free forever
  • Simple battery dashboard
  • No helper install required
  • No charge limit control
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Free · monitoring only · no credit card

Which version is right for you?

ThunderVolt Pro
  • Full charging control
  • Automation & Adaptive Mode
  • Companion apps (iPhone + Watch)
  • Advanced battery protection
ThunderVolt Light
  • Monitoring only
  • Simple battery dashboard
  • No helper install required
📱

iPhone & Apple Watch Companion

Monitor your Mac's battery, control charge limits, and receive thermal alerts right from your iPhone or Apple Watch. Syncs automatically via iCloud — no setup required. Free companion to ThunderVolt Pro.

Download on the App Store →

Requires macOS 14+ with ThunderVolt 1.1+  ·  iOS 18+  ·  watchOS 11+

How to install

  1. Download the DMG
  2. Drag ThunderVolt to Applications
  3. Open the app
  4. Optional helper installs on first launch

Apple-notarized · Signed installer · Easy uninstall · Support included