# Flip Clock Pro vs Clackboard

The clearest difference is in-app purchases: Flip Clock Pro at none against Clackboard's 1. Flip Clock Pro also leads on iOS requirement (16.0 vs 18.0). Clackboard's advantage is update cadence (every 2 weeks vs every 129 months). On price, ads and device support there is nothing between them.

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

Flip Clock Pro ships an update every 129 months, Clackboard every 2 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Flip Clock Pro | Clackboard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (4 ratings)](https://appshunter.io/ios/app/flip-clock-pro/id1073364656/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 129 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 2 MB | 4 MB |
| Requires iOS | **16.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bahtiyar Polat](https://appshunter.io/developer/354062184) | [Kris Pierre Ludemann](https://appshunter.io/developer/6817115780) |

## 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


### Clackboard

[App page](https://appshunter.io/ios/app/clackboard-flip-clock/id6817115778)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clackboard Pro | $2.99 | one-time |


## Frequently asked questions

### Is Flip Clock Pro free?

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

### Is Clackboard free?

Clackboard is free to download, with in-app purchases available.

### Do Flip Clock Pro or Clackboard have ads?

Neither Flip Clock Pro nor Clackboard shows ads.

### Which is updated more often, Flip Clock Pro or Clackboard?

Flip Clock Pro ships an update every 129 months, and Clackboard every 2 weeks. Most recently, Flip Clock Pro was updated on November 2, 2026 and Clackboard on October 31, 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.*