# EC Extra A1 vs ChessManual

The clearest difference is in-app purchases: ChessManual at none against EC Extra A1's 1. ChessManual also leads on update cadence (every 2 months vs every 6 months). EC Extra A1's advantage is ads (none vs shown) and iOS requirement (13.0 vs 16). On price and device support there is nothing between them.

Both are free to download. EC Extra A1 sells 1 one-off in-app purchase. ChessManual asks for nothing beyond the download.

EC Extra A1 ships an update every 6 months, ChessManual every 2 months. The most recent releases landed on September 9, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | EC Extra A1 | ChessManual |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chessmanual-learn-and-practice/id1597903654/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | — | Ad-supported |
| Size | 178 MB | 116 MB |
| Requires iOS | **13.0** | 16 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viktor Konshin](https://appshunter.io/developer/1505483875) | [Sergei Lazarenko](https://appshunter.io/developer/1818587669) |

## What reviewers say

### EC Extra A1

[App page](https://appshunter.io/ios/app/ec-extra-a1/id1505483876)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Units | $2.99 | one-time |


### ChessManual

[App page](https://appshunter.io/ios/app/chessmanual-learn-and-practice/id1597903654)

Master the game of chess with interactive lessons, puzzles, and classic game analysis. Suitable for all skill levels, from beginners to advanced players, it offers a comprehensive and engaging learning experience.

**Highlights:** Interactive chess puzzles, Games by world champions, Classic and modern chess strategies, Learn and play quests, Kid-friendly lessons, Comprehensive step-by-step lessons, Checkmate challenges

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

**In-app purchases:** none


## Frequently asked questions

### Is EC Extra A1 free?

EC Extra A1 is free to download, with in-app purchases available.

### Is ChessManual free?

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

### Do EC Extra A1 or ChessManual have ads?

ChessManual shows ads; EC Extra A1 does not.

### Which is updated more often, EC Extra A1 or ChessManual?

EC Extra A1 ships an update every 6 months, and ChessManual every 2 months. Most recently, EC Extra A1 was updated on September 9, 2026 and ChessManual on September 22, 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.*