Tutu Watermark vs NFC CellMonitor
Price, ratings, monetisation and update history for both apps, side by side â with what reviewers say about each.
Tutu Watermark
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The functions of adding watermarks to images are as follows: -Custom watermark text -Definition of watermark color -Custom Transparency of Watermark Text -Custom watermark text angle -Custom watermark spacing -Custom watermark line height
NFC CellMonitor
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NFC CellMonitor is a professional yet easy-to-use app for reading and analyzing battery data from compatible NFC tags. With a quick scan, you can instantly view critical battery information in a clean and structured layout, helping you diagnose issues faster and keep maintenance records organized. Key data you can read: Battery percentage Total voltage and current Temperature Cycle count Usage months Series and parallel configuration Alarm status and alarm sequence Cell-level voltages Why users choose NFC CellMonitor: Fast NFC scanning workflow with clear results Reliable scan history for tracking battery behavior over time Grouped records by tag ID for easier management Quick comparison across historical scans Bilingual interface (English / Chinese) for international teams Advanced tools (Debug Mode): Raw NFC page decoding view Write-back support for compatible tags Use cases: Battery inspection and maintenance Workshop diagnostics Field service troubleshooting Prototype and lab validation Long-term battery performance tracking NFC CellMonitor is designed for technicians, engineers, makers, and advanced users who need a practical mobile tool for NFC-based battery data workflows. Important notes: Requires an NFC-capable iPhone. Data visibility depends on tag format and compatibility. Advanced actions are intended for experienced users in Debug Mode.
Screenshots
Verdict
The clearest difference is in-app purchases: NFC CellMonitor at none against Tutu Watermark's 1. NFC CellMonitor also leads on update cadence (daily vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price ¡ Rating ¡ Positive reviews ¡ Number of ratings ¡ Update frequency ¡ Ads ¡ In-app purchases ¡ Monetization ¡ Best chart rank ¡ Devices ¡ Requires iOS
Both are free to download. Tutu Watermark sells 1 one-off in-app purchase. NFC CellMonitor asks for nothing beyond the download.
Tutu Watermark ships an update every 3 weeks, NFC CellMonitor daily. The most recent releases landed on September 11, 2026 and September 20, 2026 respectively.
| Parameter | Tutu Watermark | NFC CellMonitor |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Daily â better |
| Ads | No | No |
| In-app purchases | Yes | No â better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 â better | 13.0 |
| Further details â not scored | ||
| Size | 30 MB | 19 MB |
| Age rating | 4+ | 4+ |
| Developer | å åŽ | MTools Tec Co., Ltd |
In-app purchases
Tutu Watermark
- Permanent card$3.99
NFC CellMonitor
No in-app purchases
Questions
Is Tutu Watermark free?
Is NFC CellMonitor free?
Do Tutu Watermark or NFC CellMonitor have ads?
Which is updated more often, Tutu Watermark or NFC CellMonitor?
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