ChargeGeek: Battery Monitor

ChargeGeek gives you detailed visibility into your device's charging behavior and battery health. Measure charging wattage, see thermal behavior and track real-time electrical metrics as your device charges - both on screen and in the background.

Whether you are testing a new power adapter, verifying your actual charging speeds or analyzing how temperature affects power delivery, ChargeGeek provides metrics and trends backed up by the raw data if you want it.

Core Features

Measure Charging Performance

• Live Metrics: Monitor real-time power (Watts), current (Amps), voltage (V) and battery temperature (Celsius/Fahrenheit).
• Real-Time Charts: Watch the live power curve and other electrical parameters stream as your phone charges.
• Peak Power Tracking: Evaluate the true capability of your chargers by capturing 1-minute, 5-minute and 15-minute peak wattage.

Customizable Tracking

• Automatic recording: Set the app to start a new session in the background every time you connect a charger.
• Adjustable Sampling: Set metric collection intervals from 1 second to 60 seconds.
• Storage Management: Clean up older sessions after a set number of days automatically.

Analyze Heat & Charging Speed

• Thermal Heatmaps: Visualize the relationship between battery level and temperature to see exactly how heat impacts charging performance.
• Trend Analysis: Review average power and temperature curves to see how fast your device charges at different battery percentages over time.

Session History & Data Export

• Charging Logs: Review past charging sessions to see the total charge gained, session duration, metric ranges and power source.
• Interactive Graphs: Inspect historical sessions with multi-metric charts tracking power, temperature and screen-on states over time.
• Export & Share: Export your raw charging data to view in a spreadsheet or generate formatted chart images to share online.

Battery & Hardware Insights

• Battery Health & Cycles: View your estimated State of Health, total charge cycles, chemistry and condition.
• Device & Sensor Compatibility: See supported battery metrics and which hardware sensors your phone supports.