# Gregor vs World Clock

The clearest difference is in-app purchases: World Clock at none against Gregor's 4. World Clock also leads on device support (3 vs 1) and iOS requirement (15.0 vs 18.0). On price and ads there is nothing between them.

Both are free to download. Gregor sells 4 one-off in-app purchases. World Clock asks for nothing beyond the download.

## The numbers

| Metric | Gregor | World Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 11 MB | 20 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Daniel Marques](https://appshunter.io/developer/1072022079) | [HO JUN YOO](https://appshunter.io/developer/6795955799) |

## What reviewers say

### Gregor

[App page](https://appshunter.io/ios/app/gregor/id6790209828)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $2.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |
| Lifetime Supporter | $24.99 | one-time |


### World Clock

[App page](https://appshunter.io/ios/app/world-clock-time-and-weather/id6795955797)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gregor free?

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

### Is World Clock free?

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

### Do Gregor or World Clock have ads?

Neither Gregor nor World Clock shows ads.

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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.*