# Flip Clock Pro vs When

The clearest difference is price: When at Free against Flip Clock Pro's $2.99. When also leads on update cadence (weekly vs every 2 months) and review sentiment (90% vs 74%). Flip Clock Pro's advantage is ads (none vs shown) and ratings volume (1.5K vs 28). On rating, in-app purchases and device support there is nothing between them.

When is free to download; Flip Clock Pro costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.6 for Flip Clock Pro against 4.7 for When. That said, the two scores are not equally well evidenced: Flip Clock Pro has 1.5K ratings behind it against 28, so its average is the more settled of the two. Written reviews are what separate them: 74% of Flip Clock Pro's written reviews are positive against 90% of When's.

Flip Clock Pro ships an update every 2 months, When weekly. The most recent releases landed on September 25, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Flip Clock Pro | When |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.6 (1.5K ratings)](https://appshunter.io/ios/app/flip-clock-pro-time-widgets/id1181029289/reviews) | **[4.7 (28 ratings)](https://appshunter.io/ios/app/when-flip-clock/id1539325158/reviews)** |
| Number of ratings | **1.5K** | 28 |
| Positive reviews | 74.1% of reviews | **90.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Paid | **Ad-supported** |
| Size | 46 MB | 73 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [翠玲 施](https://appshunter.io/developer/1181028776) | [磊 岑](https://appshunter.io/developer/1102462338) |

## What reviewers say

### Flip Clock Pro

[App page](https://appshunter.io/ios/app/flip-clock-pro-time-widgets/id1181029289)

A minimalist desktop digital clock offering a variety of customization options. It displays time with seconds, includes a smart alarm, timer, stopwatch, and Pomodoro timer. The app also supports white noise and personalized signatures.

**Highlights:** Display time with seconds, Smart alarm clock, Timer and stopwatch, Pomodoro Technique timer, Multiple clock themes, Background white noise playback, Home and lock screen widgets

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great app with lots of customization options
- 👍 Useful features like alarm clock and vertical flip clock
- 👍 Simple and clean interface
- 👍 Visible from a distance
- 👍 Nostalgic retro style

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 🐛 Inconsistent sound and alarm issues
- 🐛 Seconds digit freezing up
- 🐛 Widget not respecting app settings
- 🔋 Brightness issues and screen burn-in concerns

**Reported bugs**

- Seconds digit freezing
- Widget not showing 12-hour time format
- Brightness issues when leaving app open
- Inconsistent sound and alarm problems

**Requested features**

- Add more alarm sound options
- Allow customization of alarm sound from music library
- Implement a snooze function
- Add ability to set multiple alarm times
- Provide more color and font customization options


### When

[App page](https://appshunter.io/ios/app/when-flip-clock/id1539325158)

This app offers a minimalist flip clock experience with customizable widgets. It features a full-screen display with classic page-turning animations and adjustable brightness. Personalize your time display with options for seconds, date, and week.

**Highlights:** Full-screen classic flip animation, Minimalist design style, Customizable time display (seconds, date, week), 12/24 hour mode switching, Adjustable screen brightness, Multiple widget options (Flip Clock, Digital Clock, Calendar, Progress Bar, Disc Clock)

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

**In-app purchases:** none


## Frequently asked questions

### Is Flip Clock Pro free?

Flip Clock Pro costs $2.99, with no in-app purchases.

### Is When free?

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

### Which has better reviews, Flip Clock Pro or When?

When is rated higher. Flip Clock Pro averages 4.6 out of 5 from 1.5K ratings, while When averages 4.7 from 28 ratings.

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

When shows ads; Flip Clock Pro does not.

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

Flip Clock Pro ships an update every 2 months, and When weekly. Most recently, Flip Clock Pro was updated on September 25, 2026 and When on September 18, 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.*