Blink4! vs Invisible Chess
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Blink4!
Test your memory and speed with this challenging game. Memorize rapidly flashing numbers and type them before time runs out. Progress through 50 tiers of increasing difficulty and compete globally.
- 50-tier progression
- Global leaderboard
- Millisecond precision timing
- Gem system for continues
- Minimalist design
- Brain training
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BLINK AND YOU MISS IT A number flashes on screen. You have milliseconds to memorize it. Type it before time runs out. Sounds easy? Think again. Blink4 is the ultimate test of memory and speed. Numbers appear faster with each level. Display time shrinks. Digits increase. Only the sharpest minds survive. -------------------------------------- HOW TO PLAY Watch the number flash. Remember it. Type it. Beat the clock. Simple rules. Brutal difficulty. -------------------------------------- CLASSIC MODE Start with 4 digits at 400 milliseconds. Reach level 20 and face 5 digits. Push to level 35 for 6 digits. Climb all 50 tiers. Less than 1% of players finish the run. Will you be one of them? -------------------------------------- BLINK LEAGUE & DUELS Compete in timed league runs where every second counts. Queue for duels, face rivals, and climb your division. Money buys comfort — not your rank. Skill decides who rises. -------------------------------------- FEATURES • 50-tier Classic progression that pushes your limits • BLINK League with competitive seasons and divisions • Live duels against other players • Global leaderboard to prove your reflexes worldwide • Daily login gifts and quests • Boosts and gems for continues when you need a second chance • Guest play — jump in instantly, save progress when you create an account • Minimal design with zero distractions • Millisecond precision timing on every answer -------------------------------------- COMPETE GLOBALLY Your reflexes mean nothing if you cannot prove them. Climb the worldwide leaderboard. Rise through league divisions. Claim your spot at the top. -------------------------------------- TRAIN YOUR BRAIN Short-term memory fades fast. Blink4 forces you to sharpen it. Perfect for quick mental workouts, improving focus, or challenging friends to beat your high score. -------------------------------------- THE CHALLENGE IS WAITING Download now. See how far you can go. Your brain is faster than you think. Prove it. Terms of Use (EULA): https://blink4app.com/terms Privacy Policy: https://blink4app.com/privacy
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: Blink4! at Free against Invisible Chess's $3.99. Invisible Chess's advantage is in-app purchases (none vs 6) and ads (none vs shown). On 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
Blink4! is free to download; Invisible Chess costs $3.99 up front. Blink4! sells 6 in-app purchases, starting at $8.99 per month. Invisible Chess asks for nothing beyond the download.
| Parameter | Blink4! | Invisible Chess |
|---|---|---|
| Price | Free — better | $3.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 51 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Onur Gumus | APOSTOLOS KOUTIS |
In-app purchases
Blink4!
- Blinkpass$8.991 Month
- 50 Elmas$0.99
- 150 Gems$2.99
- 500 Gems$7.99
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- 1200 Gems$14.99
- 3000 Gems$29.99
Invisible Chess
No in-app purchases









