# NiceClock Pro vs RadonEye+²

The clearest difference is review sentiment: NiceClock Pro at 83% against RadonEye+²'s 0%. NiceClock Pro also leads on rating (4.6 vs 1.0) and ratings volume (28 vs 2). RadonEye+²'s advantage is price (Free vs $0.99) and update cadence (monthly vs every 2 months). On ads, in-app purchases, monetization model and device support there is nothing between them.

RadonEye+² is free to download; NiceClock Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

NiceClock Pro holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: NiceClock Pro has 28 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 83% of NiceClock Pro's written reviews are positive against 0% of RadonEye+²'s.

NiceClock Pro ships an update every 2 months, RadonEye+² monthly. The most recent releases landed on October 20, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | NiceClock Pro | RadonEye+² |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.6 (28 ratings)](https://appshunter.io/ios/app/niceclock-pro/id549003590/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/radoneye-plus/id1441638944/reviews) |
| Number of ratings | **28** | 2 |
| Positive reviews | **83.2% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 8 MB | 59 MB |
| Requires iOS | 15.5 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NiceApps GmbH](https://appshunter.io/developer/501767855) | [FTLab](https://appshunter.io/developer/897369751) |

## What reviewers say

### NiceClock Pro

[App page](https://appshunter.io/ios/app/niceclock-pro/id549003590)

Transform your iOS device into a beautiful, always-on clock. Features a clean interface with a Swiss font and customizable themes. Includes a night mode for easy viewing in the dark.

**Highlights:** Always-on display, Customizable themes, Night mode, Helvetica New font, Disable auto-lock

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

**In-app purchases:** none


### RadonEye+²

[App page](https://appshunter.io/ios/app/radoneye-plus/id1441638944)

This mobile application connects with the RadonEye+² radon detector to monitor radon levels. View logged data, download historical measurements, and visualize radon concentration over time with graphs.

**Highlights:** Connects with RadonEye+² detector, Monitor radon measurements, Download log data, View historical data graphs, Track radon concentration over time

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NiceClock Pro free?

NiceClock Pro costs $0.99, with no in-app purchases.

### Is RadonEye+² free?

RadonEye+² is free to download, with no in-app purchases.

### Which has better reviews, NiceClock Pro or RadonEye+²?

NiceClock Pro is rated higher. NiceClock Pro averages 4.6 out of 5 from 28 ratings, while RadonEye+² averages 1.0 from 2 ratings.

### Do NiceClock Pro or RadonEye+² have ads?

Neither NiceClock Pro nor RadonEye+² shows ads.

### Which is updated more often, NiceClock Pro or RadonEye+²?

NiceClock Pro ships an update every 2 months, and RadonEye+² monthly. Most recently, NiceClock Pro was updated on October 20, 2026 and RadonEye+² on October 13, 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.*