# Chess Clock vs Chess Clock By Nano Chess

The clearest difference is ads: Chess Clock By Nano Chess at none against Chess Clock's shown. Chess Clock By Nano Chess also leads on iOS requirement (13.0 vs 15.1). 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 | Chess Clock By Nano Chess |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | — |
| Size | 72 MB | 9 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dawid Wrzesinski](https://appshunter.io/developer/1812701337) | [Dang Nguyen](https://appshunter.io/developer/852392951) |

## What reviewers say

### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-game-timer/id6757802516)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chess Clock By Nano Chess

[App page](https://appshunter.io/ios/app/chess-clock-by-nano-chess/id6758000244)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chess Clock free?

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

### Is Chess Clock By Nano Chess free?

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

### Do Chess Clock or Chess Clock By Nano Chess have ads?

Chess Clock shows ads; Chess Clock By Nano Chess 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.*