# 核辐射检测 vs RadMonJP

The clearest difference is iOS requirement: 核辐射检测 at 13.0 against RadMonJP's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 核辐射检测 sells 1 one-off in-app purchase and RadMonJP sells 6 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

核辐射检测 ships an update every 9 days, RadMonJP weekly. The most recent releases landed on September 29, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 核辐射检测 | RadMonJP |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Weekly** |
| Size | 28 MB | 9 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [薇 吴](https://appshunter.io/developer/1655264256) | [RR Aware Studio](https://appshunter.io/developer/1439301679) |

## What reviewers say

### 核辐射检测

[App page](https://appshunter.io/ios/app/id6464470636)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 核辐射检测永久会员 | $2.99 | one-time |


### RadMonJP

[App page](https://appshunter.io/ios/app/radmonjp/id6737837347)

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム1ヶ月 | $0.99 | per month |
| Bronze | $4.99 | per year |
| Silver sponsor | $9.99 | per year |
| Gold sponsor | $19.99 | per year |
| Platinum sponsor | $49.99 | per year |
| Diamond sponsor | $99.99 | per year |


## Frequently asked questions

### Is 核辐射检测 free?

核辐射检测 is free to download, with in-app purchases available.

### Is RadMonJP free?

RadMonJP is free to download, with in-app purchases available.

### Do 核辐射检测 or RadMonJP have ads?

Neither 核辐射检测 nor RadMonJP shows ads.

### Which is updated more often, 核辐射检测 or RadMonJP?

核辐射检测 ships an update every 9 days, and RadMonJP weekly. Most recently, 核辐射检测 was updated on September 29, 2026 and RadMonJP on October 3, 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.*