# Flip Clock Pro vs World Time Clock Master

The clearest difference is price: World Time Clock Master at Free against Flip Clock Pro's $2.99. World Time Clock Master also leads on update cadence (fortnightly vs every 2 months). Flip Clock Pro's advantage is in-app purchases (none vs 13) and review sentiment (74% vs 66%). On rating, ratings volume, ads and device support there is nothing between them.

World Time Clock Master is free to download; Flip Clock Pro costs $2.99 up front. World Time Clock Master sells 10 in-app purchases, starting at $2.99 per month. Flip Clock Pro asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for Flip Clock Pro against 4.6 for World Time Clock Master. Both are backed by a comparable volume of ratings — 1.5K and 816 respectively. Written reviews are what separate them: 74% of Flip Clock Pro's written reviews are positive against 66% of World Time Clock Master's.

Flip Clock Pro ships an update every 2 months, World Time Clock Master fortnightly. The most recent releases landed on September 30, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Flip Clock Pro | World Time Clock Master |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.6 (1.5K ratings)](https://appshunter.io/ios/app/flip-clock-pro-time-widgets/id1181029289/reviews) | [4.6 (816 ratings)](https://appshunter.io/ios/app/world-time-clock-master/id6448859727/reviews) |
| Number of ratings | **1.5K** | 816 |
| Positive reviews | **74.1% of reviews** | 65.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | **Paid** | Subscription |
| Size | 46 MB | 236 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [翠玲 施](https://appshunter.io/developer/1181028776) | [Alex Komarov Inc.](https://appshunter.io/developer/364741805) |

## 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


### World Time Clock Master

[App page](https://appshunter.io/ios/app/world-time-clock-master/id6448859727)

Effortlessly manage multiple time zones with this app. Convert times instantly, schedule events, and view global clocks at a glance with interactive widgets. Features atomic accuracy and a vast database of locations.

**Highlights:** Multiple time zone display, Interactive time conversion, Event scheduling, Atomic time accuracy, Dynamic home screen widgets, List mode for text view, Real moon phases and sunrise/sunset

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $2.99 | per month |
| 3 months | $3.99 | per 3 months |
| 1 year | $11.99 | per year |
| 1 year | $11.99 | per year |
| 1 year | $11.99 | per year |
| 1 year | $19.99 | per year |
| Lifetime | $29.99 | one-time |
| Lifetime | $49.99 | one-time |
| Lifetime | $79.99 | one-time |
| Lifetime | $99.99 | one-time |

**What reviewers like**

- 🚀 Delightful scheduling assistance
- 👍 Feature improvement
- 👍 The best Timezone helper
- 👍 One of the best clocks around
- 👍 The Widget is so damn cool!

**What reviewers complain about**

- 🐛 Problemas al actualizar
- 🐛 Sticky signup interface
- 🐛 Demo not enough
- 🔒 NOT A FREE APP
- 💰 Terrible monetisation model compared to previous app

**Reported bugs**

- Lose all the registered locations after updating the app
- Sticky signup interface
- Widget doesn't work
- GMT and London currently have a 1 hour time difference between the two locations, but the app shows them the same time

**Requested features**

- Add the time difference in hours between the default location and other locations in both the widget and the app
- See my calendar events on the dial
- Make a paid tier that doesn't collect my data
- Add new event to a Calendar


## Frequently asked questions

### Is Flip Clock Pro free?

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

### Is World Time Clock Master free?

World Time Clock Master is free to download, with in-app purchases available.

### Which has better reviews, Flip Clock Pro or World Time Clock Master?

Flip Clock Pro and World Time Clock Master are both rated 4.6 out of 5 on the App Store, from 1.5K and 816 ratings respectively.

### Do Flip Clock Pro or World Time Clock Master have ads?

Neither Flip Clock Pro nor World Time Clock Master shows ads.

### Which is updated more often, Flip Clock Pro or World Time Clock Master?

Flip Clock Pro ships an update every 2 months, and World Time Clock Master fortnightly. Most recently, Flip Clock Pro was updated on September 30, 2026 and World Time Clock Master on September 29, 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.*