Comparison

Sudoku Rush vs Invisible Chess

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

Head to head
About

Sudoku Rush

Features
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Pure Focus, Ultimate Speed! Challenge Your Brain with Sudoku Rush. Stop struggling with complex settings. Dive straight into the world of logic the moment you open the app. From beginners to experts, a perfect challenge awaits everyone. â—† Why Sudoku Rush? Sleek & Clean UI: A modern dark-themed design that's easy on the eyes and helps you stay focused. Instant Play: No loading, no waiting. Start a new game or resume where you left off in a flash. Multiple Difficulty Levels: Choose your challenge from Easy, Medium, Hard, to Expert. Global Leaderboards: Sign in with Apple or Google to compete with players worldwide and prove your logic skills. 100% Free to Play: Enjoy all features without limits. Supported by minimal ads. â—† Perfect For: Anyone looking for a quick brain workout during commutes or breaks. Puzzle lovers who want a clean, paper-free Sudoku experience. Fans of competitive gaming who want to see their names on the global ranking. Download Sudoku Rush now and prove you're the ultimate Sudoku Master!

About

Invisible Chess

Features
Read full description

Forget everything you knew about chess. Welcome to the Void. Invisible Chess: Master Void takes the world’s greatest strategy game and elevates it into a supreme mental challenge [cite: 2026-02-14]. In this version, moving the pieces is only the beginning—the real game happens entirely in your mind. How it works: Once a piece is placed or a move is made, the board slowly fades into the void. You must rely on your visual memory to track every position, plan your next strike, and predict your opponent's hidden maneuvers. Key Features: * Supreme Memory Training: Sharpen your concentration and visual-spatial memory with every move. * Minimalist Aesthetic: A dark, atmospheric design that removes distractions and focuses purely on the essence of strategy. * High-Stakes Tactics: One forgotten piece can lead to a sudden checkmate. Precision is everything. * Master the Void: Designed for those who find standard chess too predictable. Whether you are a Grandmaster looking for a new challenge or a puzzle lover wanting to test your limits, InvisiChess will make you see the board in a whole new way.

Screenshots

Sudoku Rush4 screens
Invisible Chess4 screens

Verdict

The call

The clearest difference is price: Sudoku Rush at Free against Invisible Chess's $3.99. Invisible Chess's advantage is ads (none vs shown). On in-app purchases, device support 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

Sudoku Rush is free to download; Invisible Chess costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences · 4 level
Sudoku Rush versus Invisible Chess: the parameters behind the verdict, then further details
ParameterSudoku RushInvisible Chess
PriceFree — better$3.99
Update frequencyEvery 2 days—
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size70 MB5 MB
Age rating4+4+
DeveloperDOWOO KIMAPOSTOLOS KOUTIS

In-app purchases

None

Sudoku Rush

No in-app purchases

None

Invisible Chess

No in-app purchases

Questions

Is Sudoku Rush free?
Sudoku Rush is free to download, with no in-app purchases.
Is Invisible Chess free?
Invisible Chess costs $3.99, with no in-app purchases.
Do Sudoku Rush or Invisible Chess have ads?
Sudoku Rush shows ads; Invisible Chess does not.

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