# SpotClock · World Clock vs Unichrono

The clearest difference is in-app purchases: SpotClock · World Clock at none against Unichrono's 1. Unichrono's advantage is device support (4 vs 2) and iOS requirement (17.0 vs 26.2). On price and ads there is nothing between them.

Both are free to download. Unichrono sells 1 one-off in-app purchase. SpotClock · World Clock asks for nothing beyond the download.

## The numbers

| Metric | SpotClock · World Clock | Unichrono |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Size | 1 MB | 34 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [wh4 inc](https://appshunter.io/developer/1424837438) | [Abhilash Emmanuel](https://appshunter.io/developer/6802869223) |

## What reviewers say

### SpotClock · World Clock

[App page](https://appshunter.io/ios/app/spotclock-world-clock/id6761867077)

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

**In-app purchases:** none


### Unichrono

[App page](https://appshunter.io/ios/app/unichrono/id6804218446)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unichrono: World Clock Widget | $2.99 | one-time |


## Frequently asked questions

### Is SpotClock · World Clock free?

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

### Is Unichrono free?

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

### Do SpotClock · World Clock or Unichrono have ads?

Neither SpotClock · World Clock nor Unichrono 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.*