# Chess Clock vs Chess advisor

The clearest difference is in-app purchases: Chess Clock at none against Chess advisor's 4. Chess advisor's advantage is update cadence (every 11 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chess advisor sells 4 in-app purchases, starting at $3.99 per 7 days. Chess Clock asks for nothing beyond the download.

Chess Clock ships an update every 3 weeks, Chess advisor every 11 days. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Chess Clock | Chess advisor |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 134 MB |
| Requires iOS | 13.4 | **12.2** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SVEIN ROBIN OPLAND](https://appshunter.io/developer/1742043807) | [先成 项](https://appshunter.io/developer/1624846153) |

## What reviewers say

### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-pro/id6498960342)

**In-app purchases:** none


### Chess advisor

[App page](https://appshunter.io/ios/app/chess-advisor/id6738571854)

Analyze chess games using a cloud engine and library, or play against it. Connect to third-party platforms to synchronize game situations and quickly improve your chess skills.

**Highlights:** Cloud engine analysis, Cloud library integration, Play against cloud engine, Software chessboard analysis, Third-party platform synchronization

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess advisor weakly pay | $3.99 | per 7 days |
| Chess advisor monthly pay | $9.99 | per month |
| Chess advisor quarterly pay | $17.99 | per 3 months |
| Chess advisor yearly pay | $49.99 | per year |


## Frequently asked questions

### Is Chess Clock free?

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

### Is Chess advisor free?

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

### Do Chess Clock or Chess advisor have ads?

Neither Chess Clock nor Chess advisor shows ads.

### Which is updated more often, Chess Clock or Chess advisor?

Chess Clock ships an update every 3 weeks, and Chess advisor every 11 days. Most recently, Chess Clock was updated on September 22, 2026 and Chess advisor on September 17, 2026.

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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.*