# OLED Clock vs ClockRadio Premium alarm clock

The clearest difference is review sentiment: OLED Clock at 79% against ClockRadio Premium alarm clock's 18%. OLED Clock also leads on in-app purchases (none vs 3) and device support (4 vs 2). ClockRadio Premium alarm clock's advantage is update cadence (every 5 days vs every 4 weeks). On price and ads there is nothing between them.

Both are free to download. ClockRadio Premium alarm clock sells 3 in-app purchases, starting at $1.99 per month. OLED Clock asks for nothing beyond the download.

OLED Clock ships an update every 4 weeks, ClockRadio Premium alarm clock every 5 days. The most recent releases landed on October 13, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OLED Clock | ClockRadio Premium alarm clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (15 ratings)](https://appshunter.io/ios/app/oled-clock/id1364541962/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | **78.6% of reviews** | 17.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 24 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Christian Moeller](https://appshunter.io/developer/1364541961) | [Alexandre Pestre](https://appshunter.io/developer/295783537) |

## What reviewers say

### OLED Clock

[App page](https://appshunter.io/ios/app/oled-clock/id1364541962)

This app displays a dynamic clock designed to prevent OLED screen burn-in by constantly moving and changing colors. It offers customizable digital and analog views with various fonts, sizes, and animation speeds.

**Highlights:** OLED burn-in prevention, Animated clock movement, Color cycling, Digital and analog views, Customizable fonts and size, Adjustable animation speed

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

**In-app purchases:** none


### ClockRadio Premium alarm clock

[App page](https://appshunter.io/ios/app/clockradio-premium-alarm-clock/id1550383763)

Wake up to your favorite radio stations or Apple Music playlists with this modern and minimalist alarm clock. Features include a sleep timer, customizable themes, and community-driven development.

**Highlights:** Wake up with radio stations, Wake up with Apple Music playlists, Elegant night mode, Sleep timer, Multiple reliable alarms, Customizable themes, Community-driven features

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $1.99 | per month |
| Pro1 | $14.49 | per year |
| One-time payment | $7.99 | one-time |


## Frequently asked questions

### Is OLED Clock free?

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

### Is ClockRadio Premium alarm clock free?

ClockRadio Premium alarm clock is free to download, with in-app purchases available.

### Do OLED Clock or ClockRadio Premium alarm clock have ads?

Neither OLED Clock nor ClockRadio Premium alarm clock shows ads.

### Which is updated more often, OLED Clock or ClockRadio Premium alarm clock?

OLED Clock ships an update every 4 weeks, and ClockRadio Premium alarm clock every 5 days. Most recently, OLED Clock was updated on October 13, 2026 and ClockRadio Premium alarm clock on October 17, 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.*