EyeCha vs 反射神経、思考力、記憶力
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
EyeCha
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Test your eyes, play fun mini-games, and unlock your daily pufferfish fortune! Welcome to EyeCha, a cute and relaxing eye-reflex puzzle game set in a magical underwater realm. Join Midorin and adorable green pufferfish (fugu) as you challenge your visual focus, reaction speed, and timing across four engaging mini-games! 100% Free Forever: Enjoy all game modes freely without paywalls or microtransactions—100% safe and fun for players of all ages. 4 Charming Eye Mini-Games: Direction Guide: Observe shrinking puffers carefully and tap their swim directions. Shrimp Catch: Use wide vision to spot and tap hidden shrimp snacks across the screen. Spine Guard: Find the single straight spine among spinning pufferfish. Sync Timing: Tap at the exact instant swimming puffers overlap in the center. Daily Puffer Fortune: Complete all four games each day to unlock your special daily fortune reading and boost your luck! Combo & Score System: Chain flawless moves to build massive combo multipliers, score perfect ratings, and unlock rare puffer readings. Global Leaderboards: Challenge your visual reflexes daily, achieve high scores, and climb to the top of the ranking charts. Disclaimer: EyeCha is a casual game designed for entertainment and fun daily fortunes. It is not a medical tool for eye diagnosis or vision testing. Sharpen your focus and brighten your day. Download EyeCha now and reveal your lucky puffer fortune!
反射神経、思考力、記憶力
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■ What is Neuro Flow? A brain training app featuring 6 mini-games based on cognitive science to improve your mental abilities while having fun. ■ 6 Game Modes Reaction Speed Test - Sharpen your instant decision-making Peripheral Vision Test - Enhance visual field and recognition speed Stroop Color Test - Strengthen attention and interference control Number Memory Test - Progressively improve short-term memory Flash Memory - Train visual and sequence memory N-Back Test - Intensive working memory training ■ Key Features ・6 difficulty levels (N-Back: 2-Back to 6-Back) ・Automatic personal best tracking ・Global ranking to compete with players worldwide ・Multi-language support (Japanese/English) ・Simple and intuitive UI ・Minimal ads (banner only) ■ Perfect For ・Students seeking better concentration ・Professionals maintaining cognitive sharpness ・Anyone interested in brain health ・Making the most of spare time Just a few minutes daily to maximize your brain performance!
Screenshots
Verdict
The clearest difference is ads: 反射神経、思考力、記憶力 at none against EyeCha's shown. On price, update cadence, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.
EyeCha ships an update every 6 weeks, 反射神経、思考力、記憶力 every 3 weeks. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.
| Parameter | EyeCha | 反射神経、思考力、記憶力 |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 123 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | NAOKI IWASHIRO | Kazuki Shinagawa |
In-app purchases
EyeCha
No in-app purchases
反射神経、思考力、記憶力
No in-app purchases









