# TubeClock vs Flip Clock 3D

The clearest difference is in-app purchases: TubeClock at none against Flip Clock 3D's 1. TubeClock also leads on ads (none vs shown). Flip Clock 3D's advantage is update cadence (weekly vs every 12 months) and review sentiment (100% vs 85%). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Flip Clock 3D sells 1 one-off in-app purchase. TubeClock asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for TubeClock against 4.8 for Flip Clock 3D. Both are backed by a comparable volume of ratings — 23 and 24 respectively. Written reviews are what separate them: 85% of TubeClock's written reviews are positive against 100% of Flip Clock 3D's.

TubeClock ships an update every 12 months, Flip Clock 3D weekly. The most recent releases landed on October 7, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | TubeClock | Flip Clock 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (23 ratings)](https://appshunter.io/ios/app/tubeclock/id569680872/reviews) | **[4.8 (24 ratings)](https://appshunter.io/ios/app/flip-clock-3d-study-time/id6670719398/reviews)** |
| Number of ratings | 23 | **24** |
| Positive reviews | 85.4% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 16 MB | 206 MB |
| Requires iOS | 12.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Jacque](https://appshunter.io/developer/1164318048) | [乃君 黄](https://appshunter.io/developer/1337343608) |

## What reviewers say

### TubeClock

[App page](https://appshunter.io/ios/app/tubeclock/id569680872)

Experience the retro charm of a nixie tube clock on your device. This app offers a clean, ad-free display of the time with no unnecessary features. Enjoy a simple and elegant way to tell time.

**Highlights:** Nixie tube clock style, Ad-free experience, Simple time display, No unnecessary features

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

**In-app purchases:** none


### Flip Clock 3D

[App page](https://appshunter.io/ios/app/flip-clock-3d-study-time/id6670719398)

Enhance your workspace with a realistic 3D mechanical flip clock. This app helps improve focus and productivity during work or study sessions by providing a clear time display. Customize with various fonts and themes, and utilize the alarm feature when the app is active.

**Highlights:** Vivid 3D mechanical components, Adjustable viewing angles, 12/24 hour mode switching, Multiple font and theme options, Foreground alarm functionality

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock all contents | $1.99 | one-time |


## Frequently asked questions

### Is TubeClock free?

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

### Is Flip Clock 3D free?

Flip Clock 3D is free to download, with in-app purchases available.

### Which has better reviews, TubeClock or Flip Clock 3D?

Flip Clock 3D is rated higher. TubeClock averages 4.7 out of 5 from 23 ratings, while Flip Clock 3D averages 4.8 from 24 ratings.

### Do TubeClock or Flip Clock 3D have ads?

Flip Clock 3D shows ads; TubeClock does not.

### Which is updated more often, TubeClock or Flip Clock 3D?

TubeClock ships an update every 12 months, and Flip Clock 3D weekly. Most recently, TubeClock was updated on October 7, 2026 and Flip Clock 3D on September 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.*