# CKClock vs Digital Clock Ultra

The clearest difference is in-app purchases: Digital Clock Ultra at none against CKClock's 1. Digital Clock Ultra also leads on ratings volume (8 vs 1). CKClock's advantage is rating (5.0 vs 4.8) and update cadence (every 9 days vs every 3 weeks). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. CKClock sells 1 one-off in-app purchase. Digital Clock Ultra asks for nothing beyond the download.

CKClock holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Digital Clock Ultra has 8 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

CKClock ships an update every 9 days, Digital Clock Ultra every 3 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | CKClock | Digital Clock Ultra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ckclock/id1469893325/reviews)** | [4.8 (8 ratings)](https://appshunter.io/ios/app/digital-clock-ultra/id1672768275/reviews) |
| Number of ratings | 1 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 19 MB | 42 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 9+ | 4+ |
| Developer | [向阳 唐](https://appshunter.io/developer/1405639788) | [SeungJun Lee](https://appshunter.io/developer/1435485286) |

## What reviewers say

### CKClock

[App page](https://appshunter.io/ios/app/ckclock/id1469893325)

This utility app provides a simple and practical flip clock interface for your desktop or bedside. It's designed for easy viewing of the current time, especially when you wake up during the night.

**Highlights:** Simple interface design, Practical desktop clock, Bedside clock functionality, Easy time viewing

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock styles | $4.99 | one-time |


### Digital Clock Ultra

[App page](https://appshunter.io/ios/app/digital-clock-ultra/id1672768275)

Customize your device's clock with personalized backgrounds, calendar integration, and a year progress tracker. Enjoy a sleek, easy-to-navigate interface for a unique time-keeping experience.

**Highlights:** Customizable digital clock display, 12/24 hour format, Built-in calendar with date marking, Year progress percentage tracker, Personalized photo backgrounds, Sleek and modern UI

**In-app purchases:** none


## Frequently asked questions

### Is CKClock free?

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

### Is Digital Clock Ultra free?

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

### Which has better reviews, CKClock or Digital Clock Ultra?

CKClock is rated higher. CKClock averages 5.0 out of 5 from 1 ratings, while Digital Clock Ultra averages 4.8 from 8 ratings.

### Do CKClock or Digital Clock Ultra have ads?

Neither CKClock nor Digital Clock Ultra shows ads.

### Which is updated more often, CKClock or Digital Clock Ultra?

CKClock ships an update every 9 days, and Digital Clock Ultra every 3 weeks. Most recently, CKClock was updated on October 24, 2026 and Digital Clock Ultra 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.*