Comparison

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.

Head to head
About

EyeCha

Features
Read full description

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!

About

反射神経、思考力、記憶力

Features
Read full description

■ 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

EyeCha4 screens
反射神経、思考力、記憶力4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard1 real difference · 5 level
EyeCha versus 反射神経、思考力、記憶力: the parameters behind the verdict, then further details
ParameterEyeCha反射神経、思考力、記憶力
PriceFreeFree
Update frequencyEvery 6 weeksEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.0 — better15.1
Further details — not scored
Size123 MB49 MB
Age rating4+4+
DeveloperNAOKI IWASHIROKazuki Shinagawa

In-app purchases

None

EyeCha

No in-app purchases

None

反射神経、思考力、記憶力

No in-app purchases

Questions

Is EyeCha free?
EyeCha is free to download, with no in-app purchases.
Is 反射神経、思考力、記憶力 free?
反射神経、思考力、記憶力 is free to download, with no in-app purchases.
Do EyeCha or 反射神経、思考力、記憶力 have ads?
EyeCha shows ads; 反射神経、思考力、記憶力 does not.
Which is updated more often, EyeCha or 反射神経、思考力、記憶力?
EyeCha ships an update every 6 weeks, and 反射神経、思考力、記憶力 every 3 weeks. Most recently, EyeCha was updated on October 5, 2026 and 反射神経、思考力、記憶力 on September 30, 2026.

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