Blink4! vs ChessBlind
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
ChessBlind
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Welcome to ChessBlind — where you train the one skill that separates strong players from the rest: seeing the board in your head. Here's how it works. Study a position, memorize it at your own pace, then watch the board disappear. Now solve it from memory, on a completely empty grid. Sounds tough? It is. It's also exactly how titled players build calculation, pattern recognition, and real board vision — the kind you can't get by staring at pieces the whole time. Lead with a clear mind. Study the position, no timer pressure. Watch the board vanish. Solve the puzzle purely from memory. Get stuck? Three levels of hints, from a gentle nudge to a full reveal. Get Socratic coaching that guides you to the answer instead of just handing it over. Progress through a full campaign, from Pawn to King, earning up to 3 stars on every puzzle along the way. Most puzzle apps test your memory with the board sitting right in front of you the whole time. ChessBlind takes the board away — so you're training the real skill, not just memorizing one position. Features: * Study and solve blindfold puzzles * Three-level hint system * Socratic coach that guides instead of spoiling * Full campaign mode with star ratings * No account needed * Runs entirely offline, on your device * Your stats and history stay private, always Your board vision is a muscle. The only way to build it is to stop looking. Open ChessBlind and see how far you can go without seeing the board at all.
Screenshots
Verdict
The clearest difference is in-app purchases: ChessBlind at none against Blink4!'s 6. Blink4!'s advantage is update cadence (every 4 days vs every 2 weeks). On price, ads, 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
Both are free to download. Blink4! sells 6 in-app purchases, starting at $8.99 per month. ChessBlind asks for nothing beyond the download.
Blink4! ships an update every 4 days, ChessBlind every 2 weeks. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.
| Parameter | Blink4! | ChessBlind |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 4 days — better | Every 2 weeks |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 51 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Onur Gumus | Leandro Jukemura |
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
ChessBlind
No in-app purchases









