# Mastersoft Chess vs Chess Opener PRO

The clearest difference is price: Mastersoft Chess at Free against Chess Opener PRO's $8.99. Mastersoft Chess also leads on update cadence (every 5 days vs every 5 weeks) and rating (4.7 vs 4.4). Chess Opener PRO's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Mastersoft Chess is free to download; Chess Opener PRO costs $8.99 up front. Mastersoft Chess sells 3 in-app purchases, starting at $2.99 per month. Chess Opener PRO asks for nothing beyond the download.

Mastersoft Chess holds the better App Store score, 4.7 against 4.4. That said, the two scores are not equally well evidenced: Mastersoft Chess has 1.5K ratings behind it against 80, so its average is the more settled of the two. Written reviews point the same way: 90% of Mastersoft Chess's written reviews are positive against 76% of Chess Opener PRO's.

Mastersoft Chess ships an update every 5 days, Chess Opener PRO every 5 weeks. Both last shipped on September 25, 2026.

## The numbers

| Metric | Mastersoft Chess | Chess Opener PRO |
| --- | --- | --- |
| Price | **Free** | $8.99 |
| Rating | **[4.7 (1.5K ratings)](https://appshunter.io/ios/app/mastersoft-chess/id378161776/reviews)** | [4.4 (80 ratings)](https://appshunter.io/ios/app/chess-opener-pro/id1489282483/reviews) |
| Number of ratings | **1.5K** | 80 |
| Positive reviews | **90.5% of reviews** | 75.9% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 days** | Every 5 weeks |
| Monetization | **Freemium** | Paid |
| Size | 277 MB | 146 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Mastersoft](https://appshunter.io/developer/994180799) | [Stanislav Basovnik](https://appshunter.io/developer/1469334974) |

## What reviewers say

### Mastersoft Chess

[App page](https://appshunter.io/ios/app/mastersoft-chess/id378161776)

Master the game of chess with this comprehensive app. Learn step-by-step, play against adaptive AI across 100 difficulty levels, and sharpen your skills with thousands of puzzles. Enjoy offline play and track your progress with an ELO rating.

**Highlights:** 100 difficulty levels, Interactive learning coach, Thousands of chess puzzles, Adaptive AI opponent, ELO rating tracker, Multiple game modes, Offline play

**Features:** Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chess Pro for 1 month. | $2.99 | per month |
| Buy Chess Pro. | $2.99 | one-time |
| Upgrade to Ginkgo. 10% Off. | $9.95 | one-time |

**What reviewers like**

- 👍 Great learning tool
- 🚀 Smooth gameplay
- 💡 Helpful training mode
- 👍 Challenging at higher levels
- 👍 Customizable board and pieces

**What reviewers complain about**

- 🐛 Occasional crashes or bugs
- 🔋 Battery drain issues
- 🔍 Unclear move suggestions
- 🤖 Computer plays too strong at times

**Reported bugs**

- Pawn disappearing issue when castling
- Ratings not updating properly after games
- Crashes on certain iOS versions

**Requested features**

- More detailed explanations for suggested moves
- Option to play against other users online
- Ability to set up custom board positions
- Slower computer move speeds for beginners


### Chess Opener PRO

[App page](https://appshunter.io/ios/app/chess-opener-pro/id1489282483)

Master chess openings with a comprehensive trainer and explorer. Analyze grandmaster repertoires, build your own opening lines, and memorize variations with interactive training. Works offline with no ads.

**Highlights:** Chess opening tree with statistics, Encyclopedia of Chess Openings (ECO), Grandmaster repertoire database, Stockfish engine analysis, Interactive opening trainer, Build and manage opening repertoire, PGN import/export

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

**In-app purchases:** none

**What reviewers like**

- 👍 Excellent for learning openings
- 🚀 Fast and responsive
- 💡 Highly customizable repertoires
- 👍 Intuitive and easy to use
- 👍 Great for serious players

**What reviewers complain about**

- 🐛 Crashes quite often
- 🐛 Not intuitive to use
- 🐛 Invalid PGN import
- 🐛 Does not train beyond opening position
- 🐛 Repeats same variation

**Reported bugs**

- Invalid PGN import
- Crashes quite often
- Repeats same variation
- Cannot review lines while training
- App not functioning with iOS 16.7.4

**Requested features**

- Include position setting
- Start study from a later position
- Multiple folders for simultaneous practice
- Option to switch between figure visibility modes (normal, queen pieces, none)
- Blindfold practice option


## Frequently asked questions

### Is Mastersoft Chess free?

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

### Is Chess Opener PRO free?

Chess Opener PRO costs $8.99, with no in-app purchases.

### Which has better reviews, Mastersoft Chess or Chess Opener PRO?

Mastersoft Chess is rated higher. Mastersoft Chess averages 4.7 out of 5 from 1.5K ratings, while Chess Opener PRO averages 4.4 from 80 ratings.

### Do Mastersoft Chess or Chess Opener PRO have ads?

Mastersoft Chess shows ads; Chess Opener PRO does not.

### Which is updated more often, Mastersoft Chess or Chess Opener PRO?

Mastersoft Chess ships an update every 5 days, and Chess Opener PRO every 5 weeks. Most recently, Mastersoft Chess was updated on September 25, 2026 and Chess Opener PRO on September 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.*