System 911 vs NFCBox
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
System 911
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本 App 配合一个蓝牙无线按摩器使用，你可以通过你的手机控制你的按摩器，十分便捷。 主要功能： - 开关 - 力度 - 模式 - 按摩记录
NFCBox
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NFCBox is a practical utility focused on the reading, writing, and management of NFC tags. Featuring a minimalist design, the app offers a completely ad-free, clean experience, ensuring users can configure NFC tags efficiently and without distraction.
Screenshots
Verdict
The clearest difference is update cadence: NFCBox at fortnightly against System 911's every 6 weeks. System 911's advantage is iOS requirement (9 vs 16.0). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
System 911 ships an update every 6 weeks, NFCBox fortnightly. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.
| Parameter | System 911 | NFCBox |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 9 — better | 16.0 |
| Further details — not scored | ||
| Size | 29 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | 学新 黄 | Guangzhou Panyu Huanyu Life Software Studio |
In-app purchases
System 911
No in-app purchases
NFCBox
No in-app purchases
