# World Clock Time Zone Widget vs ArtPro MOS Diagnostics

The clearest difference is in-app purchases: ArtPro MOS Diagnostics at none against World Clock Time Zone Widget's 10. ArtPro MOS Diagnostics also leads on rating (5.0 vs 4.7) and iOS requirement (12.0 vs 17.0). World Clock Time Zone Widget's advantage is update cadence (fortnightly vs every 4 months) and ratings volume (31K vs 1). On price, ads and device support there is nothing between them.

Both are free to download. World Clock Time Zone Widget sells 10 in-app purchases, starting at $1.99 per month. ArtPro MOS Diagnostics asks for nothing beyond the download.

ArtPro MOS Diagnostics holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: World Clock Time Zone Widget has 31K ratings behind it against 1, so its average is the more settled of the two.

World Clock Time Zone Widget ships an update fortnightly, ArtPro MOS Diagnostics every 4 months. The most recent releases landed on October 19, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | World Clock Time Zone Widget | ArtPro MOS Diagnostics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (31K ratings)](https://appshunter.io/ios/app/world-clock-time-zone-widget/id912698955/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/artpro-mos-diagnostics/id1444262238/reviews)** |
| Number of ratings | **31K** | 1 |
| Positive reviews | 68.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 93 MB | 18 MB |
| Requires iOS | 17.0 | **12.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lasmit TLB Ltd](https://appshunter.io/developer/535281397) | [Art Processors Pty Ltd](https://appshunter.io/developer/845765244) |

## What reviewers say

### World Clock Time Zone Widget

[App page](https://appshunter.io/ios/app/world-clock-time-zone-widget/id912698955)

Easily check the current time and date in any location worldwide directly from your device's Notification Center. This app is ideal for international communication, travel planning, and staying connected with loved ones across different time zones.

**Highlights:** Notification Center widget for quick access, Comprehensive city database, Automatic daylight saving adjustments, Customizable clock display, Time travel feature for planning, Day/night indicator for timezones, iCloud sync for locations

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Club Monthly | $1.99 | per month |
| Monthly | $1.99 | per month |
| Monthly | $6.99 | per month |
| Premium Club - Annual | $9.99 | per year |
| Annual | $19.99 | per year |
| Annual | $29.99 | per year |
| Pro Club - Family Sharing | $29.99 | per year |
| Premium Club Lifetime | $49.99 | one-time |
| Lifetime | $59.99 | one-time |
| Lifetime | $99.99 | one-time |

**What reviewers like**

- 🚀 Simple and functional
- 🚀 Time everywhere
- 🚀 Invaluable for dealing with timezones
- 👍 Used by everyone
- 👍 Excellent customer service

**What reviewers complain about**

- 🐛 Time is wrong for some cities
- 🐛 Widget doesn't work properly
- 🐛 Buggy
- 💰 Requires subscription for full features
- 💰 Misleading about free features

**Reported bugs**

- Time zone display issues
- Widget freezing and not updating
- Inability to edit or remove time zones

**Requested features**

- Display date along with time
- Ability to have 24-hour and 12-hour clocks side-by-side
- Customizable widget layout and colors
- Notification alerts for time zone changes


### ArtPro MOS Diagnostics

[App page](https://appshunter.io/ios/app/artpro-mos-diagnostics/id1444262238)

This utility app visualizes venue and location data for registered users of a specific platform. It provides a way to access and understand spatial information related to your registered venues.

**Highlights:** Venue visualization, Location data display, Registered user access, Platform integration

**In-app purchases:** none


## Frequently asked questions

### Is World Clock Time Zone Widget free?

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

### Is ArtPro MOS Diagnostics free?

ArtPro MOS Diagnostics is free to download, with no in-app purchases.

### Which has better reviews, World Clock Time Zone Widget or ArtPro MOS Diagnostics?

ArtPro MOS Diagnostics is rated higher. World Clock Time Zone Widget averages 4.7 out of 5 from 31K ratings, while ArtPro MOS Diagnostics averages 5.0 from 1 ratings.

### Do World Clock Time Zone Widget or ArtPro MOS Diagnostics have ads?

Neither World Clock Time Zone Widget nor ArtPro MOS Diagnostics shows ads.

### Which is updated more often, World Clock Time Zone Widget or ArtPro MOS Diagnostics?

World Clock Time Zone Widget ships an update fortnightly, and ArtPro MOS Diagnostics every 4 months. Most recently, World Clock Time Zone Widget was updated on October 19, 2026 and ArtPro MOS Diagnostics on October 5, 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.*