# World Clock vs SunRiseSet

The clearest difference is in-app purchases: World Clock at none against SunRiseSet's 3. SunRiseSet's advantage is ads (none vs shown) and update cadence (every 3 days vs monthly). On price and iOS requirement there is nothing between them.

Both are free to download. SunRiseSet sells 3 in-app purchases, starting at $1.99 per month. World Clock asks for nothing beyond the download.

World Clock ships an update monthly, SunRiseSet every 3 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | World Clock | SunRiseSet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Size | 4 MB | 44 MB |
| Requires iOS | 16.0 | **15.8.8** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Junpei Okumura](https://appshunter.io/developer/6773895881) | [敬南 黄](https://appshunter.io/developer/6776883430) |

## What reviewers say

### World Clock

[App page](https://appshunter.io/ios/app/world-clock-time-zones/id6773895879)

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

**In-app purchases:** none


### SunRiseSet

[App page](https://appshunter.io/ios/app/sunriseset/id6779442836)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Annual Premium | $9.99 | per year |
| Lifetime Premium | $19.99 | one-time |


## Frequently asked questions

### Is World Clock free?

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

### Is SunRiseSet free?

SunRiseSet is free to download, with in-app purchases available.

### Do World Clock or SunRiseSet have ads?

World Clock shows ads; SunRiseSet does not.

### Which is updated more often, World Clock or SunRiseSet?

World Clock ships an update monthly, and SunRiseSet every 3 days. Most recently, World Clock was updated on November 5, 2026 and SunRiseSet on November 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.*