# Chessvis vs Openings Mastermind

The clearest difference is in-app purchases: Openings Mastermind at none against Chessvis's 3. Chessvis's advantage is review sentiment (70% vs 50%) and ratings volume (21 vs 6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Chessvis sells 3 in-app purchases, starting at $3.99 per month. Openings Mastermind asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for Chessvis against 4.3 for Openings Mastermind. Both are backed by a comparable volume of ratings — 21 and 6 respectively. Written reviews are what separate them: 70% of Chessvis's written reviews are positive against 50% of Openings Mastermind's.

Chessvis ships an update monthly, Openings Mastermind fortnightly. The most recent releases landed on August 25, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Chessvis | Openings Mastermind |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (21 ratings)](https://appshunter.io/ios/app/chessvis/id1229226444/reviews)** | [4.3 (6 ratings)](https://appshunter.io/ios/app/openings-mastermind/id6448386251/reviews) |
| Number of ratings | **21** | 6 |
| Positive reviews | **70.0% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Freemium | **Free** |
| Size | 38 MB | 88 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Conceptual Software, Inc.](https://appshunter.io/developer/1229226443) | [Christian Heise](https://appshunter.io/developer/1632898424) |

## What reviewers say

### Chessvis

[App page](https://appshunter.io/ios/app/chessvis/id1229226444)

Enhance your chess skills with unique visualization exercises, including blindfold chess and progressive move following. Prepare openings by focusing on common opponent moves and practice with spaced repetition. Access millions of categorized puzzles with customizable difficulty and rating controls.

**Highlights:** Unique visualized puzzles, Blindfold chess training, Opening repertoire preparation, Progressive move following, Customizable puzzle categories and ratings, Offline puzzle access

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chessvis Monthly Subscription | $3.99 | per month |
| Chessvis Annual Subscription | $29.99 | per year |
| Chessvis Perpetual | $99.99 | one-time |


### Openings Mastermind

[App page](https://appshunter.io/ios/app/openings-mastermind/id6448386251)

Master chess openings with this app. Import studies, explore with advanced engines, and practice specific lines through repetition. Track your progress and improve your game.

**Highlights:** Import Lichess Studies or PGNs, Explore openings with Stockfish 15, Practice openings by repetition, Smart practice queue, Track learning progress

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chessvis free?

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

### Is Openings Mastermind free?

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

### Which has better reviews, Chessvis or Openings Mastermind?

Chessvis is rated higher. Chessvis averages 4.4 out of 5 from 21 ratings, while Openings Mastermind averages 4.3 from 6 ratings.

### Do Chessvis or Openings Mastermind have ads?

Neither Chessvis nor Openings Mastermind shows ads.

### Which is updated more often, Chessvis or Openings Mastermind?

Chessvis ships an update monthly, and Openings Mastermind fortnightly. Most recently, Chessvis was updated on August 25, 2026 and Openings Mastermind on September 19, 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.*