# ChessLines vs Chess Openings Coach

The clearest difference is update cadence: ChessLines at every 3 days against Chess Openings Coach's every 2 months. Chess Openings Coach's advantage is iOS requirement (18.0 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. ChessLines sells 2 in-app purchases, starting at $5.99 per month and Chess Openings Coach sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ChessLines ships an update every 3 days, Chess Openings Coach every 2 months. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | ChessLines | Chess Openings Coach |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/chesslines-opening-trainer/id6760426577/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Monetization | Freemium | — |
| Size | 73 MB | 3 MB |
| Requires iOS | 26.2 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Maarten Lodewijk Slebos](https://appshunter.io/developer/1819324826) | [Mitaanshu Agarwal](https://appshunter.io/developer/1896724075) |

## What reviewers say

### ChessLines

[App page](https://appshunter.io/ios/app/chesslines-opening-trainer/id6760426577)

Learn chess openings through interactive play and guided lessons. Practice moves with instant feedback or test your knowledge without hints. Build true understanding of chess strategies.

**Highlights:** Interactive move-by-move lessons, Instant feedback on mistakes, Hands-on learning by playing, Drill mode for memorization, Explanations for moves and strategy

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChessLines Monthly | $5.99 | per month |
| ChessLines Yearly | $29.99 | per year |


### Chess Openings Coach

[App page](https://appshunter.io/ios/app/chess-openings-coach/id6773210563)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Openings Coach Pro Monthly | $4.99 | per month |
| Chess Openings Coach Pro Yearly | $24.90 | per year |


## Frequently asked questions

### Is ChessLines free?

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

### Is Chess Openings Coach free?

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

### Do ChessLines or Chess Openings Coach have ads?

Neither ChessLines nor Chess Openings Coach shows ads.

### Which is updated more often, ChessLines or Chess Openings Coach?

ChessLines ships an update every 3 days, and Chess Openings Coach every 2 months. Most recently, ChessLines was updated on October 24, 2026 and Chess Openings Coach on October 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.*