NFC CellMonitor

1+
Downloads
Content rating
Everyone
Screenshot image
Screenshot image
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About this app

NFC CellMonitor helps you read and understand battery data stored on compatible NFC tags.

With a quick tap, the app reads tag data and shows key battery information in a clear format, including:

Battery percentage
Total voltage and current
Temperature
Cycle count
Usage months
Series/parallel configuration
Alarm status and alarm sequence
Cell voltages
You can also:

Save scan results automatically
Browse and compare scan history
Group records by tag ID for easier tracking
View decoded raw NFC pages (Debug Mode)
Write data back to a compatible NFC tag when needed (Debug Mode)
Designed for technicians, makers, and advanced users who work with NFC-based battery tags and want a fast way to inspect battery-related data on Android devices.

Notes:

Requires NFC-capable hardware.
Results depend on tag format and compatibility.
Some advanced actions are available only in Debug Mode.
Updated on
Feb 24, 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
No data collected
Learn more about how developers declare collection

What’s new

1. Support Cell Monitor via NFC
2. Show voltage, currency, temperature, cycles as chart
3. Debug Mode