# BookMoves vs ChessFan

The clearest difference is in-app purchases: BookMoves at none against ChessFan's 6. BookMoves also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. ChessFan sells 6 in-app purchases, starting at $3.99 per month. BookMoves asks for nothing beyond the download.

BookMoves ships an update every 3 weeks, ChessFan every 2 weeks. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BookMoves | ChessFan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/bookmoves/id6469711333/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 70 MB | 125 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Regulus Team s.r.o.](https://appshunter.io/developer/1563166617) | [丽娟 刘](https://appshunter.io/developer/979088935) |

## What reviewers say

### BookMoves

[App page](https://appshunter.io/ios/app/bookmoves/id6469711333)

Master chess openings with a unique blend of theory, computer science, and spaced repetition. Memorize hundreds of variants for both sides and transition from rote learning to intuitive application. Overcome the forgetting curve with an innovative technique for lasting mastery.

**Highlights:** Chess opening theory, Spaced repetition learning, Hundreds of chess variants, Statistical probabilities, Integrated scoring system, Algorithmic improvement

**Features:** macOS Compatibility

**In-app purchases:** none


### ChessFan

[App page](https://appshunter.io/ios/app/chessfan-notation-and-pdf/id6761381966)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Monthly | $3.99 | per month |
| Pro Monthly | $4.99 | per month |
| Coach Monthly | $5.99 | per month |
| Basic Yearly | $39.99 | per year |
| Pro Yearly | $49.99 | per year |
| Coach Yearly | $59.99 | per year |


## Frequently asked questions

### Is BookMoves free?

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

### Is ChessFan free?

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

### Do BookMoves or ChessFan have ads?

Neither BookMoves nor ChessFan shows ads.

### Which is updated more often, BookMoves or ChessFan?

BookMoves ships an update every 3 weeks, and ChessFan every 2 weeks. Most recently, BookMoves was updated on October 20, 2026 and ChessFan on October 25, 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.*