# Avalon Moderator vs Chess Clock

The clearest difference is in-app purchases: Avalon Moderator at none against Chess Clock's 3. Avalon Moderator also leads on iOS requirement (15.1 vs 26.0). Chess Clock's advantage is device support. On price there is nothing between them.

Both are free to download. Chess Clock sells 3 in-app purchases, starting at $0.99 per month. Avalon Moderator asks for nothing beyond the download.

## The numbers

| Metric | Avalon Moderator | Chess Clock |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Size | 22 MB | 10 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [HAO WANG](https://appshunter.io/developer/1896776005) | [Vincent Grellert](https://appshunter.io/developer/1886984960) |

## What reviewers say

### Avalon Moderator

[App page](https://appshunter.io/ios/app/avalon-moderator/id6771264616)

**In-app purchases:** none


### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-blitz-timer/id6792531599)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $8.99 | per year |
| Chess Clock Pro | $24.99 | one-time |


## Frequently asked questions

### Is Avalon Moderator free?

Avalon Moderator is free to download, with no in-app purchases.

### Is Chess Clock free?

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

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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.*