# Circle Moving Clock vs Flip Clock 3D

The clearest difference is price: Flip Clock 3D at Free against Circle Moving Clock's $0.99. Flip Clock 3D also leads on update cadence (weekly vs every 28 months) and iOS requirement (12.0 vs 16.6). Circle Moving Clock's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Flip Clock 3D is free to download; Circle Moving Clock costs $0.99 up front. Flip Clock 3D sells 1 one-off in-app purchase. Circle Moving Clock asks for nothing beyond the download.

Circle Moving Clock ships an update every 28 months, Flip Clock 3D weekly. The most recent releases landed on December 24, 2025 and September 24, 2026 respectively.

## The numbers

| Metric | Circle Moving Clock | Flip Clock 3D |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.8 (24 ratings)](https://appshunter.io/ios/app/flip-clock-3d-study-time/id6670719398/reviews)** |
| Number of ratings | — | **24** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 28 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 206 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dietmar Herbert Schwarz Webers](https://appshunter.io/developer/1714893762) | [乃君 黄](https://appshunter.io/developer/1337343608) |

## What reviewers say

### Circle Moving Clock

[App page](https://appshunter.io/ios/app/circle-moving-clock/id998619272)

**Features:** macOS Compatibility

**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 Circle Moving Clock free?

Circle Moving Clock costs $0.99, with no in-app purchases.

### Is Flip Clock 3D free?

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

### Do Circle Moving Clock or Flip Clock 3D have ads?

Flip Clock 3D shows ads; Circle Moving Clock does not.

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

Circle Moving Clock ships an update every 28 months, and Flip Clock 3D weekly. Most recently, Circle Moving Clock was updated on December 24, 2025 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.*