# Flip Clock vs Nixie Tube Timer

The clearest difference is in-app purchases: Nixie Tube Timer at none against Flip Clock's 1. Nixie Tube Timer also leads on ads (none vs shown) and update cadence (every 3 days vs weekly). Flip Clock's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.0). On price, rating and ratings volume there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Flip Clock against 5.0 for Nixie Tube Timer. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Flip Clock ships an update weekly, Nixie Tube Timer every 3 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Flip Clock | Nixie Tube Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/flip-clock-bedside-clock/id6792409903/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/nixie-tube-timer-countdown/id6807435836/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 34 MB | 85 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Gun woo Kim](https://appshunter.io/developer/1700263119) | [Good Gary Apps LLC](https://appshunter.io/developer/6805500311) |

## What reviewers say

### Flip Clock

[App page](https://appshunter.io/ios/app/flip-clock-bedside-clock/id6792409903)

Transform your device into a large, easy-to-read bedside flip clock. It features auto-dimming for dark rooms and burn-in protection, ensuring a comfortable night's sleep. Preview all themes for free before purchasing the Pro version to remove ads and unlock all features.

**Highlights:** Full-screen flip digits, Auto-dimming for dark rooms, Burn-in protection, 12/24-hour format, Stays on all night, Theme previews

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Ads-free + All Themes) | $9.99 | one-time |


### Nixie Tube Timer

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

This app provides a visually appealing countdown timer with photorealistic nixie tubes. It allows users to extend timers mid-countdown and customize sound and color themes. It operates fully offline with no data tracking.

**Highlights:** Photorealistic nixie tube display, Extend timers mid-countdown, Eight customizable color themes, Six synthesized tick sounds and four alarms, Import custom alarm audio, User-defined timer increment buttons, Fully offline operation, Screen stays awake during countdown

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

**In-app purchases:** none


## Frequently asked questions

### Is Flip Clock free?

Flip Clock 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.

### Which has better reviews, Flip Clock or Nixie Tube Timer?

Flip Clock and Nixie Tube Timer are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do Flip Clock or Nixie Tube Timer have ads?

Flip Clock shows ads; Nixie Tube Timer does not.

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

Flip Clock ships an update weekly, and Nixie Tube Timer every 3 days. Most recently, Flip Clock was updated on November 5, 2026 and Nixie Tube Timer on November 6, 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.*