# Clock vs World Time Clock Master

The clearest difference is review sentiment: World Time Clock Master at 66% against Clock's 14%. World Time Clock Master also leads on rating (4.6 vs 2.5) and update cadence (fortnightly vs every 9 months). Clock's advantage is in-app purchases (none vs 13) and ratings volume (20K vs 816). 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. Clock asks for nothing beyond the download.

World Time Clock Master holds the better App Store score, 4.6 against 2.5. That said, the two scores are not equally well evidenced: Clock has 20K ratings behind it against 816, so its average is the more settled of the two. Written reviews point the same way: 14% of Clock's written reviews are positive against 66% of World Time Clock Master's.

Clock ships an update every 9 months, World Time Clock Master fortnightly. The most recent releases landed on September 24, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Clock | World Time Clock Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.5 (20K ratings)](https://appshunter.io/ios/app/clock/id1584215688/reviews) | **[4.6 (816 ratings)](https://appshunter.io/ios/app/world-time-clock-master/id6448859727/reviews)** |
| Number of ratings | **20K** | 816 |
| Positive reviews | 14.3% of reviews | **65.8% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | **Free** | Subscription |
| Size | 5 MB | 236 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [Apple](https://appshunter.io/developer/284417353) | [Alex Komarov Inc.](https://appshunter.io/developer/364741805) |

## What reviewers say

### Clock

[App page](https://appshunter.io/ios/app/clock/id1584215688)

This app helps you manage your time across devices. It offers features like a world clock for global time zones, customizable alarms with music options, a stopwatch for measuring durations, and timers for countdowns.

**Highlights:** World Clock for global time zones, Customizable Alarms with music, Stopwatch with lap recording, Multiple Timers with labels, Sleep schedule integration

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Useful app
- 👍 Good alarm clock
- ✨ Interesting experience
- 🕰️ Helpful for timekeeping

**What reviewers complain about**

- 🐛 Alarm issues
- 🔇 Quiet/silent alarms
- 🕰️ Lack of customization
- 🤯 Frustrating bugs
- 🕰️ Unreliable timer

**Reported bugs**

- Alarms not going off or being silent
- Alarms disappearing or turning off on their own
- Timer issues like not showing countdown or not working properly

**Requested features**

- Ability to set alarms for specific dates
- Option to silence all alarms for a period
- More customization for alarm sounds and snooze
- Separate volume control for alarms
- Ability to group and manage alarms


### 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 Clock free?

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.

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

World Time Clock Master is rated higher. Clock averages 2.5 out of 5 from 20K ratings, while World Time Clock Master averages 4.6 from 816 ratings.

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

Neither Clock nor World Time Clock Master shows ads.

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

Clock ships an update every 9 months, and World Time Clock Master fortnightly. Most recently, Clock was updated on September 24, 2026 and World Time Clock Master on September 25, 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.*