# World Clock Pro vs UTC Orbit

The clearest difference is in-app purchases: UTC Orbit at none against World Clock Pro's 6. UTC Orbit also leads on review sentiment (100% vs 77%) and rating (5.0 vs 4.8). World Clock Pro's advantage is ratings volume (1.3K vs 2) and update cadence (every 2 months vs every 8 months). On price, ads and device support there is nothing between them.

Both are free to download. World Clock Pro sells 5 in-app purchases, starting at $1.99 per month. UTC Orbit asks for nothing beyond the download.

UTC Orbit holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: World Clock Pro has 1.3K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 77% of World Clock Pro's written reviews are positive against 100% of UTC Orbit's.

World Clock Pro ships an update every 2 months, UTC Orbit every 8 months. The most recent releases landed on October 17, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | World Clock Pro | UTC Orbit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (1.3K ratings)](https://appshunter.io/ios/app/world-clock-pro-convert-time/id969635117/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/utc-orbit/id1049069115/reviews)** |
| Number of ratings | **1.3K** | 2 |
| Positive reviews | 76.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 8 months |
| Monetization | Subscription | **Free** |
| Size | 41 MB | 2 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alex Komarov Inc.](https://appshunter.io/developer/364741805) | [Dave Massey](https://appshunter.io/developer/1029584286) |

## What reviewers say

### World Clock Pro

[App page](https://appshunter.io/ios/app/world-clock-pro-convert-time/id969635117)

Easily track and convert time across multiple global time zones. Schedule events, share accurate times instantly, and access a vast database of cities and time zones. Ideal for international communication and planning.

**Highlights:** Universal clock access, Effortless time conversion, Schedule calendar events, Instant time sharing, Large city and timezone database, Automatic timezone updates

**Features:** Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $1.99 | per month |
| 1 month | $2.99 | per month |
| 1 year | $9.99 | per year |
| 1 year | $11.99 | per year |
| 1 year | $19.99 | per year |

**What reviewers like**

- 🚀 Elegant and intuitive interface
- 🔍 Excellent visualization of multiple time zones
- ⏱ Seamless time shifting
- 🌍 Convenient for international teams and travelers
- 📆 Helpful for scheduling across time zones

**What reviewers complain about**

- 🐛 Widget issues and lack of functionality
- 🖥 Lack of iPad and landscape mode support
- 🔧 Concerns about app updates and feature removals
- 💰 Complaints about subscription model and pricing

**Reported bugs**

- Widget not working on iOS 14 and newer
- Issues with local time zone detection and display
- Inconsistent behavior after app updates

**Requested features**

- Add date function for future time zone changes
- Ability to customize and sort displayed time zones
- Implement an Apple Watch app
- Improve widget functionality and customization


### UTC Orbit

[App page](https://appshunter.io/ios/app/utc-orbit/id1049069115)

This utility converts between human-readable dates and a YYDDD.FFFFFF format essential for spacecraft orbital element calculations. It also features a UTC alarm clock based on the day of the year and a large digit UTC display.

**Highlights:** UTC time conversion, YYDDD.FFFFFF format display, UTC alarm clock, Day of Year alarm setting, Large digit UTC clock display, Background alarm notifications

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

**In-app purchases:** none


## Frequently asked questions

### Is World Clock Pro free?

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

### Is UTC Orbit free?

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

### Which has better reviews, World Clock Pro or UTC Orbit?

UTC Orbit is rated higher. World Clock Pro averages 4.8 out of 5 from 1.3K ratings, while UTC Orbit averages 5.0 from 2 ratings.

### Do World Clock Pro or UTC Orbit have ads?

Neither World Clock Pro nor UTC Orbit shows ads.

### Which is updated more often, World Clock Pro or UTC Orbit?

World Clock Pro ships an update every 2 months, and UTC Orbit every 8 months. Most recently, World Clock Pro was updated on October 17, 2026 and UTC Orbit on October 2, 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.*