# Chess Variants Studio — Play • Analyze • Review

> Play • Analyze • Review (iPhone/iPad app by Michael Adams.)

- Source: https://appshunter.io/ios/app/chess-variants-studio/id6789392443 (this page in markdown: same URL + `.md`)
- Developer: [Michael Adams](https://appshunter.io/developer/743520896)
- Category: Games, Board
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.6 · 8 MB
- Languages: American English, French (France), German (Germany), Italian, European Spanish
- Released: 2026-07-23
- Data updated: 2026-08-03
- User reviews in markdown: https://appshunter.io/ios/app/chess-variants-studio/id6789392443/reviews.md

## What is Chess Variants Studio?

Play any of nine variants of chess with 8 levels, 1200-2100, against the custom Pulsar engine. Review games with variant engine analysis. Styles supported are Chess960, Crazyhouse, Atomic, Losers, Giveaway, Three Checks, Advanced Pawns, Reversed Pawns and Random Pieces. The rules are included in-app.  No signup. Ad Free. Works Offline.

The playing program is one i've designed and tested at different levels on internet chess servers in order to come up with the ratings on the board.  Ratings range from 1200 to 2100 or 2200 depending on variant.

Try the app for free. There's 10 free plays of pure variants like atomic, crazyhouse and loser's and 10 free plays of chessic variants like chess960 and 30 free views of played games with analysis. A single one-time purchase unlocks unlimited play and variant engine analysis.

Played games are logged and can also be viewed/analyzed. When reviewing  the player's games, users can override the moves and start making their own moves. Back up to main line to undo.   If the user goes looks at the Moves while reviewing, the game can be copied  to the clipboard.

The app comes with two skin themes, a reddish wood and a teal. Also here are multiple board and piece choices to choose from in settings.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| Unlimited Plays and Views | $3.99 | one-time |



## Version history (last 2 releases)

### 1.1 — 2026-08-01

Fix to prevent bad data from creeping in to engine's hash table between moves

### 1.0 — 2026-07-23

No release notes.

## More apps by Michael Adams

- [Lantern Chess - ICC Online](https://appshunter.io/ios/app/lantern-chess-icc-online/id743520893)
- [Pulsar Chess Engine](https://appshunter.io/ios/app/pulsar-chess-engine/id839640447)
- [OpeningTree - Chess Openings](https://appshunter.io/ios/app/openingtree-chess-openings/id882614935)
- [Diamond Chess Online](https://appshunter.io/ios/app/diamond-chess-online/id1496131224)
- [Astrology Charts Mars & More](https://appshunter.io/ios/app/astrology-charts-mars-and-more/id1615627889)
- [Crocodile Math Speed Quiz](https://appshunter.io/ios/app/crocodile-math-speed-quiz/id6740887531)

All apps by Michael Adams: https://appshunter.io/developer/743520896

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-03.*