Sudoku Rush vs Invisible Chess
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sudoku Rush
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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!
Invisible Chess
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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
Verdict
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
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.
| Parameter | Sudoku Rush | Invisible Chess |
|---|---|---|
| Price | Free — better | $3.99 |
| Update frequency | Every 2 days | — |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 70 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | DOWOO KIM | APOSTOLOS KOUTIS |
In-app purchases
Sudoku Rush
No in-app purchases
Invisible Chess
No in-app purchases
Questions
Is Sudoku Rush free?
Is Invisible Chess free?
Do Sudoku Rush or Invisible Chess have ads?
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