NFC_TAG vs KeyTag
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NFC_TAG
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NFC_TAG 是一款简单的电子名片读取和生成的app 您可以快速写入名片信息到NFC标签 您可以快速读取NFC里的名片信息 可扫描二维码信息并写入到NFC 写入的信息分类有名片、书籍、商品等
KeyTag
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用户可以裁剪图片，传到NFC吊牌上显示。支持iphone8及以上机型。
Screenshots
Verdict
The clearest difference is update cadence: KeyTag at every 2 months against NFC_TAG's every 27 months. 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.
NFC_TAG ships an update every 27 months, KeyTag every 2 months. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.
| Parameter | NFC_TAG | KeyTag |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 27 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 1 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Heaton Technology Co., Ltd. | 深圳市立显通科技有限公司 |
In-app purchases
NFC_TAG
No in-app purchases
KeyTag
No in-app purchases
