# Board Brain vs Chess Notation Lab Pro

The clearest difference is price: Board Brain at Free against Chess Notation Lab Pro's $9.99. Board Brain also leads on iOS requirement (15.0 vs 18.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

Board Brain is free to download; Chess Notation Lab Pro costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Board Brain ships an update every 6 days, Chess Notation Lab Pro weekly. The most recent releases landed on September 12, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Board Brain | Chess Notation Lab Pro |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/board-brain/id6482852806/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Weekly |
| Monetization | **Free** | Paid |
| Size | 2 MB | 25 MB |
| Requires iOS | **15.0** | 18.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Selvarajan Thangavel](https://appshunter.io/developer/1482739883) | [Nishat Majid](https://appshunter.io/developer/1727207034) |

## What reviewers say

### Board Brain

[App page](https://appshunter.io/ios/app/board-brain/id6482852806)

This app helps chess players of all levels enhance their skills through interactive games and exercises. It focuses on mastering chessboard coordinates, understanding piece movements, and recognizing square colors to improve overall game vision.

**Highlights:** Interactive games, Skill-building exercises, Chessboard coordinate mastery, Piece movement understanding, Square color recognition

**Features:** macOS Compatibility

**In-app purchases:** none


### Chess Notation Lab Pro

[App page](https://appshunter.io/ios/app/chess-notation-lab-pro/id6483938642)

Master chess board coordinates and piece movement with interactive training modes. Improve your ability to visualize moves, read notation, and speed up calculations for a stronger game.

**Highlights:** Identify squares by coordinate, Visualize piece movement, Translate moves to notation, Identify square color, Two training modes, Untimed practice mode, Global leaderboards

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

**In-app purchases:** none


## Frequently asked questions

### Is Board Brain free?

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

### Is Chess Notation Lab Pro free?

Chess Notation Lab Pro costs $9.99, with no in-app purchases.

### Do Board Brain or Chess Notation Lab Pro have ads?

Neither Board Brain nor Chess Notation Lab Pro shows ads.

### Which is updated more often, Board Brain or Chess Notation Lab Pro?

Board Brain ships an update every 6 days, and Chess Notation Lab Pro weekly. Most recently, Board Brain was updated on September 12, 2026 and Chess Notation Lab Pro on September 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.*