# Flip Clock vs HD

The clearest difference is in-app purchases: HD at none against Flip Clock's 1. Flip Clock's advantage is update cadence (every 3 days vs every 3 weeks) and ratings volume (3 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Flip Clock sells 1 one-off in-app purchase. HD 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 HD. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Flip Clock ships an update every 3 days, HD every 3 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | Flip Clock | HD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/flip-clock-zen-focus-timer/id6762340795/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/hd-ai-edge/id6768881230/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 9 MB | 79 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hai Nam Trinh](https://appshunter.io/developer/1139152400) | [Michael Hudson](https://appshunter.io/developer/1896612900) |

## What reviewers say

### Flip Clock

[App page](https://appshunter.io/ios/app/flip-clock-zen-focus-timer/id6762340795)

Transform your device into a beautiful, distraction-free desk clock. This app offers a fullscreen flip clock experience with smooth animations, customizable themes, and built-in focus tools like Pomodoro timers. It's designed for deep concentration and quiet productivity, working fully offline without ads or tracking.

**Highlights:** Fullscreen flip clock with realistic animations, Built-in Pomodoro timer (Focus/Break/Cycles), Customizable themes and clock styles, Screen stays awake for desk use, Works fully offline, Subtle haptic feedback

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium | $1.99 | one-time |


### HD

[App page](https://appshunter.io/ios/app/hd-ai-edge/id6768881230)

This app provides secure access to local AI servers running specialized appliances. It allows users to discover, connect to, and interact with local LLMs, image generation systems, and AI workflows directly from their network.

**Highlights:** Secure connection to local AI servers, Discover local AI appliances, Interact with LLMs, Access image generation systems, Manage AI workflows

**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 HD free?

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

### Which has better reviews, Flip Clock or HD?

Flip Clock and HD are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Flip Clock or HD have ads?

Neither Flip Clock nor HD shows ads.

### Which is updated more often, Flip Clock or HD?

Flip Clock ships an update every 3 days, and HD every 3 weeks. Most recently, Flip Clock was updated on October 7, 2026 and HD on October 7, 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.*