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BatteryBuddy

MENU BARComing Soon · Q3 2026
  • macOS

Detailed battery health info macOS hides — cycle count, temperature, wattage, capacity trends, and charge history charts

BatteryBuddy reads directly from IOKit's AppleSmartBattery to surface stats Apple doesn't show you: exact cycle count, battery temperature, real-time charge/discharge wattage, design vs current max capacity, and battery health percentage. A charge history chart (Swift Charts) tracks your battery level over 24 hours, 7 days, or 30 days, stored in a local SQLite database. A health trend graph shows your max capacity declining over weeks. Alerts fire when health drops below 80%, temperature exceeds 35°C, or you've been plugged in at 100% for too long.

What it does

Battery health %, cycle count, and temperature
Real-time charge/discharge wattage
Design vs current max capacity in mAh
Charge history chart (24h, 7d, 30d) via Swift Charts
Health trend graph showing capacity decline
Alerts for low health, high temp, and overcharging
Menu bar display: % only, % + health, or icon only

Who this is for

MacBook users who want to maximize battery lifespan with real data.

Specs

Platform
macOS
Built With
Swift & SwiftUI
Requires
macOS 13+
Telemetry
None
Built with:SwiftUIIOKitSQLiteSwift Charts
battery healthcycle countbattery monitorcharge historybattery temperaturepower management

BatteryBuddy is coming Q3 2026

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