Chess'Extra

Free chess variant with a larger board and new pieces

JFxGames · Released Nov 4, 2020

Reviews: Very Positive; 89% of 213
Recent reviews: Not enough recent
Players: 1; daily peak, Nov 7, 2026
Steam Deck: Untested
Last update on Steam: 3 years ago; Mar 2, 2023
Minimum PC: DirectX 9 GPU; 2 GB RAM · 0.1 GB disk; Full requirements

What is Chess'Extra?

Chess'Extra is a free, top-down chess game with standard matches and a 10-by-10 variant that adds Priest and Assassin pieces. Play against the AI or another player locally or online, with optional modes involving traps, reinforcements, fog of war, and random positions.

For you if...

+you like experimenting with alternate rules in chess matches
+you want both standard chess and an expanded board

Not for you if...

−you dislike turn-based matches built around chess rules

What players say

89% of 213 reviews are positive

Some players praise the chess variants, while several say the AI is too easy to beat.

Screenshots and trailer

Chess'Extra system requirements

Minimum: DirectX 9 GPU, 2 GB RAM, 0.1 GB of disk space.

As published by the developer.

Can my PC run Chess'Extra?

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Minimum

OS: Windows 7 and above
Processor: Intel i3 and above
Graphics: Compatible DirectX 9.0c
Memory: 2 GB RAM
Storage: 100 MB available space
Notes: Recommended aspect ratio 16:9

Does Chess'Extra have co-op or multiplayer?

Yes: PvP online and split-screen. It also has a single-player mode.

Does Chess'Extra run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Family Sharing
Languages: Text only: English, French, Italian, German, Spanish - Spain, Portuguese - Brazil, Russian.

Does Chess'Extra use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 25, 2026. How to filter AI games on Steam