# CKClock vs Nixie Tube Timer

The clearest difference is in-app purchases: Nixie Tube Timer at none against CKClock's 1. Nixie Tube Timer also leads on update cadence (every 3 days vs every 9 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. CKClock sells 1 one-off in-app purchase. Nixie Tube Timer asks for nothing beyond the download.

CKClock ships an update every 9 days, Nixie Tube Timer every 3 days. The most recent releases landed on September 26, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | CKClock | Nixie Tube Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/ckclock/id1469893325/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 85 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 9+ | 4+ |
| Developer | [向阳 唐](https://appshunter.io/developer/1405639788) | [Good Gary Apps LLC](https://appshunter.io/developer/6805500311) |

## 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 |


### Nixie Tube Timer

[App page](https://appshunter.io/ios/app/nixie-tube-timer-countdown/id6807435836)

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

**In-app purchases:** none


## Frequently asked questions

### Is CKClock free?

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

### Is Nixie Tube Timer free?

Nixie Tube Timer is free to download, with no in-app purchases.

### Do CKClock or Nixie Tube Timer have ads?

Neither CKClock nor Nixie Tube Timer shows ads.

### Which is updated more often, CKClock or Nixie Tube Timer?

CKClock ships an update every 9 days, and Nixie Tube Timer every 3 days. Most recently, CKClock was updated on September 26, 2026 and Nixie Tube Timer on October 7, 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.*