Battery Lumen: Health Monitor

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Content rating
Everyone
100+
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Content rating
Everyone
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About this app

Battery Lumen helps you monitor your device's battery health, charging sessions, and temperature metrics with precision and privacy.
Key Features:
• Real-Time Charging Monitor: Track live charging current (mA), voltage (mV), wattage (W), and battery temperature (°C/°F) during every plug-in session.
• Battery Health Estimation: Monitor estimated battery capacity (mAh) over time based on charge cycle data.
• Custom Charge Target Alerts: Set custom charge percentage limits (such as 80% or 90%) and receive notifications to manage your daily charging routines.
• Detailed Session Log: Review past charging sessions with metrics on capacity added, temperature fluctuations, and duration.
• Export Options: Export your historical battery session data in CSV or JSON formats for personal record-keeping.
• Privacy-Focused & Local First: All battery metrics are processed and stored locally on your device.
BatteryLumen provides clear insights into your device's power usage without unnecessary background drain or telemetry.
Monitor battery health, charging speed, capacity estimation, and temperature.
Updated on
Aug 2, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    App info and performance and Device or other IDs
  • Data is encrypted in transit

What’s new

Initial Release - BatteryLumen v1.0.0 Welcome to BatteryLumen! In this initial release:
• Track real-time charging metrics: current (mA), voltage (mV), power (W), and temperature.
• Estimate battery health and capacity (mAh) based on charging cycles.
• Set custom charge target notifications (80%, 90%, 100%).
• View detailed charging session history and export data in CSV or JSON.