Comparison

Shredder Chess vs Chess Mutator

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Shredder Chess

Engage in chess matches against a world champion AI, analyze your games, and solve numerous chess puzzles. This app offers adjustable difficulty and human-like play, helping you improve your skills anytime, anywhere.

Highlights
  • Play against adjustable AI strength
  • Analyze games and identify mistakes
  • Solve 1000 built-in chess puzzles
  • Mimics human playing styles
  • Automatic strength adjustment
  • In-game coach for mistakes
Features
Read full description

Play better chess with Shredder Chess - the classic chess opponent, trainer and analysis partner for iPhone. Shredder gives you a chess opponent that adapts to your level, from casual beginner to strong club player. Play a quick game, solve tactics, get warned before mistakes and analyze your games to understand where you can improve. Whether you want to learn chess, sharpen your tactics or simply enjoy a good game, Shredder helps you make every move count. Why chess players choose Shredder: • Adaptive playing strength from beginner to master level • Optional auto-adjusting opponent that matches your play • Built-in coach that warns you before mistakes • 1,000 chess puzzles for tactics training • Game analysis to find mistakes and improve your play • Estimated Elo rating with progress diagram • Human-like playing styles, from passive to aggressive • Opening book with more than one million moves • Set up and analyze any position • Save games, share them by email and review later • Multiple boards and pieces • VoiceOver and accessibility support The Shredder chess programs have won 19 World Computer Chess Champion titles, making Shredder one of the most successful names in computer chess. Play a game. Solve a puzzle. Analyze your moves. Get stronger with Shredder Chess.

About

Chess Mutator

Features
Read full description

Chess Mutator takes the strategy you know and changes the rules beneath it. Enter a single-player chess experience where mutations can transform the board, alter familiar tactics, and force you to rethink every position. Winning is no longer only about knowing classic chess patterns — it is about understanding how each mutation changes the battle. Build your strategy around unexpected rules, adapt when the board changes, and find moves that would never exist in an ordinary chess game. RULE-CHANGING MUTATIONS Each mutation introduces a new tactical problem. Pieces can become frozen, visibility can change, ownership can shift, special squares can affect the board, and powerful effects can completely reshape a position. Mutations such as Frozen Piece, Fog of War, King Blast, March Attack, Team Changer and Sacred Square create situations where familiar chess principles meet entirely new possibilities. A STRATEGIC CAMPAIGN Progress through campaign levels designed around different challenges and mutation combinations. Win matches, earn stars and unlock new levels as the campaign introduces more demanding positions and mechanics. Understanding the mutation is just as important as understanding the chessboard. CHALLENGE THE AI Choose how hard you want to be pushed. Normal mode offers a strong strategic challenge, while Expert mode is designed for players who want a much more demanding opponent. THINK BEYOND CLASSIC CHESS Chess Mutator keeps the clarity and depth of chess while introducing mechanics that reward adaptation, calculation and experimentation. A position that looks familiar may behave very differently once a mutation takes effect. Old patterns still matter — but they are no longer enough. If you enjoy chess, tactical puzzles and strategy games that make you rethink the rules, enter the board and discover what happens when chess mutates.

Screenshots

Shredder Chess4 screens
Chess Mutator4 screens

Verdict

The call

The clearest difference is price: Chess Mutator at Free against Shredder Chess's $8.99. Chess Mutator also leads on update cadence (every 2 days vs every 7 months) and device support (3 vs 1). Shredder Chess's advantage is ads (none vs shown) and chart position (#57 vs unranked). On in-app purchases and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Chess Mutator is free to download; Shredder Chess costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Shredder Chess ships an update every 7 months, Chess Mutator every 2 days. The most recent releases landed on October 31, 2026 and October 8, 2026 respectively.

Scorecard5 real differences · 6 level
Shredder Chess versus Chess Mutator: the parameters behind the verdict, then further details
ParameterShredder ChessChess Mutator
Price$8.99Free — better
Rating4.7 (336 ratings) — better—
Positive reviews82.8% of reviews—
Number of ratings336 — better—
Update frequencyEvery 7 monthsEvery 2 days — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
Best chart rank#57 — better—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size46 MB166 MB
Age rating4+9+
DeveloperEiko Bleicher, Skizzix.comBugra Kaan Saglam

Bugs and requests

Shredder Chess

Reported bugs

3 issues
  • Crashes when loading new games
  • Incorrect move evaluation and scoring
  • Compatibility issues with newer iOS versions

Requested features

4 requests
  • Add online/multiplayer functionality
  • Expand game database and opening library
  • Improve interface for larger screens
  • Provide more detailed analysis and coaching

Chess Mutator

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Shredder Chess

No in-app purchases

None

Chess Mutator

No in-app purchases

Questions

Is Shredder Chess free?
Shredder Chess costs $8.99, with no in-app purchases.
Is Chess Mutator free?
Chess Mutator is free to download, with no in-app purchases.
Do Shredder Chess or Chess Mutator have ads?
Chess Mutator shows ads; Shredder Chess does not.
Which is updated more often, Shredder Chess or Chess Mutator?
Shredder Chess ships an update every 7 months, and Chess Mutator every 2 days. Most recently, Shredder Chess was updated on October 31, 2026 and Chess Mutator on October 8, 2026.

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