# 手机NFC vs KM

The clearest difference is ads: KM at none against 手机NFC's shown. KM also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.6). 手机NFC's advantage is update cadence (every 3 weeks vs every 2 months). On price and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

手机NFC ships an update every 3 weeks, KM every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 手机NFC | KM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (21 ratings)](https://appshunter.io/ios/app/nfc/id6502924508/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 50 MB | 27 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rainbow Forest Co., Ltd](https://appshunter.io/developer/1739974336) | [Jiaxing Hejun](https://appshunter.io/developer/1739001712) |

## What reviewers say

### 手机NFC

[App page](https://appshunter.io/ios/app/nfc/id6502924508)

This app leverages your phone's NFC capabilities to simplify daily tasks. It allows you to simulate access cards, query transit cards, and interact with smart home devices. Personalize your NFC experience and enhance efficiency with this versatile tool.

**Highlights:** 门禁卡模拟, 内容传输与分享, 智能设备互联, 个性化设置, 安全加密, 快捷标签

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### KM

[App page](https://appshunter.io/ios/app/km-airbed/id6771200595)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 手机NFC free?

手机NFC is free to download, with no in-app purchases.

### Is KM free?

KM is free to download, with no in-app purchases.

### Do 手机NFC or KM have ads?

手机NFC shows ads; KM does not.

### Which is updated more often, 手机NFC or KM?

手机NFC ships an update every 3 weeks, and KM every 2 months. Most recently, 手机NFC was updated on October 30, 2026 and KM on October 31, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*