# Chessvision.ai eBook Reader vs BITS76 GJR

The clearest difference is in-app purchases: BITS76 GJR at none against Chessvision.ai eBook Reader's 2. BITS76 GJR also leads on update cadence (every 4 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Chessvision.ai eBook Reader sells 2 in-app purchases, starting at $6.99 per month. BITS76 GJR asks for nothing beyond the download.

Chessvision.ai eBook Reader ships an update monthly, BITS76 GJR every 4 days. The most recent releases landed on October 12, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Chessvision.ai eBook Reader | BITS76 GJR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (7 ratings)](https://appshunter.io/ios/app/chessvisionai-ebook-reader/id6599857782/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 47 MB | 44 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Pawel Kacprzak](https://appshunter.io/developer/1574933455) | [Adit Microsys Pvt.Ltd](https://appshunter.io/developer/973032237) |

## What reviewers say

### Chessvision.ai eBook Reader

[App page](https://appshunter.io/ios/app/chessvisionai-ebook-reader/id6599857782)

Transform chess eBooks into interactive learning tools. Instantly view board setups from diagrams with a double-tap. Organize your library, analyze positions with engines, and create study sheets.

**Highlights:** Interactive diagram analysis, Organize chess eBooks, Analyze with chess engines, Create PDF study sheets, Export to PGN, Search and filter diagrams, Discover related resources

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chessvision.ai eBook Reader | $6.99 | per month |
| Chessvision.ai eBook Reader | $49.99 | per year |


### BITS76 GJR

[App page](https://appshunter.io/ios/app/bits76-gjr/id6749067553)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chessvision.ai eBook Reader free?

Chessvision.ai eBook Reader is free to download, with in-app purchases available.

### Is BITS76 GJR free?

BITS76 GJR is free to download, with no in-app purchases.

### Do Chessvision.ai eBook Reader or BITS76 GJR have ads?

Neither Chessvision.ai eBook Reader nor BITS76 GJR shows ads.

### Which is updated more often, Chessvision.ai eBook Reader or BITS76 GJR?

Chessvision.ai eBook Reader ships an update monthly, and BITS76 GJR every 4 days. Most recently, Chessvision.ai eBook Reader was updated on October 12, 2026 and BITS76 GJR on October 7, 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.*