# Flip Clock Pro vs Nixie Tube Timer

The clearest difference is update cadence: Nixie Tube Timer at every 3 days against Flip Clock Pro's every 129 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Flip Clock Pro ships an update every 129 months, Nixie Tube Timer every 3 days. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Flip Clock Pro | Nixie Tube Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/flip-clock-pro/id1073364656/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 129 months | **Every 3 days** |
| Monetization | Free | — |
| Size | 2 MB | 85 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Bahtiyar Polat](https://appshunter.io/developer/354062184) | [Good Gary Apps LLC](https://appshunter.io/developer/6805500311) |

## What reviewers say

### Flip Clock Pro

[App page](https://appshunter.io/ios/app/flip-clock-pro/id1073364656)

Transform your iPhone into a stylish retro flip clock. Easily swipe between different clock designs to personalize your device's look.

**Highlights:** Retro flip clock design, Customizable clock interfaces, Swipe to change designs, Personalize device look

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

**In-app purchases:** none


### 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 Flip Clock Pro free?

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

### Is Nixie Tube Timer free?

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

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

Neither Flip Clock Pro nor Nixie Tube Timer shows ads.

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

Flip Clock Pro ships an update every 129 months, and Nixie Tube Timer every 3 days. Most recently, Flip Clock Pro was updated on October 8, 2026 and Nixie Tube Timer on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*