# Chess Clock Mobile vs Chess Clock Ultra

The clearest difference is ads: Chess Clock Ultra at none against Chess Clock Mobile's shown. Chess Clock Mobile's advantage is iOS requirement (18.6 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Chess Clock Mobile | Chess Clock Ultra |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | — |
| Monetization | Ad-supported | — |
| Size | 23 MB | 2 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [SUSTAINABLE DIGITAL IMPACT VENTURES LLC](https://appshunter.io/developer/1719727862) | [netAdapt Apps](https://appshunter.io/developer/1201313766) |

## What reviewers say

### Chess Clock Mobile

[App page](https://appshunter.io/ios/app/chess-clock-mobile/id6757285981)

A digital timer designed for chess games, available on iOS devices. It functions as a virtual chess clock for your iPhone or iPad.

**Highlights:** Digital chess clock, iOS compatible, Timer for chess games, Supports iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


### Chess Clock Ultra

[App page](https://appshunter.io/ios/app/chess-clock-ultra/id6761626273)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chess Clock Mobile free?

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

### Is Chess Clock Ultra free?

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

### Do Chess Clock Mobile or Chess Clock Ultra have ads?

Chess Clock Mobile shows ads; Chess Clock Ultra does not.

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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.*