# NFC无源锁 vs 战狗小助手

The clearest difference is update cadence: 战狗小助手 at every 5 days against NFC无源锁's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

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

NFC无源锁 ships an update fortnightly, 战狗小助手 every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NFC无源锁 | 战狗小助手 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 22 MB | 16 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Zhejiang Green Orange Information Technology Co., Ltd.](https://appshunter.io/developer/1778827258) | [润森 赵](https://appshunter.io/developer/1858111243) |

## What reviewers say

### NFC无源锁

[App page](https://appshunter.io/ios/app/nfc/id6738003066)

**Features:** macOS Compatibility

**In-app purchases:** none


### 战狗小助手

[App page](https://appshunter.io/ios/app/id6812643556)

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

**In-app purchases:** none


## Frequently asked questions

### Is NFC无源锁 free?

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

### Is 战狗小助手 free?

战狗小助手 is free to download, with no in-app purchases.

### Do NFC无源锁 or 战狗小助手 have ads?

Neither NFC无源锁 nor 战狗小助手 shows ads.

### Which is updated more often, NFC无源锁 or 战狗小助手?

NFC无源锁 ships an update fortnightly, and 战狗小助手 every 5 days. Most recently, NFC无源锁 was updated on October 25, 2026 and 战狗小助手 on October 24, 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.*