# ClockSnd vs Flip Clock 3D

The clearest difference is in-app purchases: ClockSnd at none against Flip Clock 3D's 1. ClockSnd also leads on ads (none vs shown) and update cadence (daily vs weekly). Flip Clock 3D's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 17.0). On price there is nothing between them.

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

ClockSnd ships an update daily, Flip Clock 3D weekly. The most recent releases landed on October 7, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | ClockSnd | Flip Clock 3D |
| --- | --- | --- |
| Price | Free | 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 | **Daily** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 28 MB | 206 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vladyslav Romaniv](https://appshunter.io/developer/1738841280) | [乃君 黄](https://appshunter.io/developer/1337343608) |

## What reviewers say

### ClockSnd

[App page](https://appshunter.io/ios/app/clocksnd/id6480379759)

**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 ClockSnd free?

ClockSnd 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.

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

Flip Clock 3D shows ads; ClockSnd does not.

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

ClockSnd ships an update daily, and Flip Clock 3D weekly. Most recently, ClockSnd was updated on October 7, 2026 and Flip Clock 3D on October 19, 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.*