# Mesmerising Clock vs World Time Clock Master

The clearest difference is in-app purchases: Mesmerising Clock at none against World Time Clock Master's 13. Mesmerising Clock also leads on iOS requirement (13.0 vs 17.0). World Time Clock Master's advantage is update cadence (fortnightly vs every 70 months). On price, ads and device support there is nothing between them.

Both are free to download. World Time Clock Master sells 10 in-app purchases, starting at $2.99 per month. Mesmerising Clock asks for nothing beyond the download.

Mesmerising Clock ships an update every 70 months, World Time Clock Master fortnightly. The most recent releases landed on October 12, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Mesmerising Clock | World Time Clock Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (839 ratings)](https://appshunter.io/ios/app/world-time-clock-master/id6448859727/reviews)** |
| Number of ratings | — | **839** |
| Positive reviews | — | 65.8% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 70 months | **Fortnightly** |
| Monetization | — | Subscription |
| Size | 17 MB | 236 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Emily Smithson](https://appshunter.io/developer/1459763926) | [Alex Komarov Inc.](https://appshunter.io/developer/364741805) |

## What reviewers say

### Mesmerising Clock

[App page](https://appshunter.io/ios/app/mesmerising-clock/id1532195544)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Mesmerising Clock free?

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

### Is World Time Clock Master free?

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

### Do Mesmerising Clock or World Time Clock Master have ads?

Neither Mesmerising Clock nor World Time Clock Master shows ads.

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

Mesmerising Clock ships an update every 70 months, and World Time Clock Master fortnightly. Most recently, Mesmerising Clock was updated on October 12, 2026 and World Time Clock Master on October 21, 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.*