Report updated Apr 19, 2026

Overview · Full Intel report in progress

One Brain is an established games app that is completely free. With a 4.4/5 rating from 289 reviews, it shows polarized user reception.

What is One Brain?

One Brain is a cognitive challenge game inspired by the Stroop effect that tests reaction time and mental processing under pressure. Users navigate three distinct game modes to evaluate conflicting information before a timer expires.

Current Momentum

v2.9 · 1mo ago

Active

Last updated 31d ago. 5 versions tracked.

Competition

Rivals identification in progress

7-Day Rank Pulse 🇺🇸

Games

No ranking data

FinanceGrossing

Rating Pulse 🇺🇸

What makes this app unique?

What Does It Look Like?

What Are The Key Features?

Colors ModeStandard

Tests cognitive interference by requiring users to determine if a word's text matches its ink color.

Arrows ModeStandard

Challenges users to verify if the direction of an arrow matches the text label provided.

Numbers ModeStandard

Requires rapid evaluation of the accuracy of presented math equations.

How much does it cost?

Free

Analysis in progress, available soon

What do users think recently?

Analysis in progress, available soon

View the full user-sentiment analysis

Mood gauge, ratings & review-volume history, every praise / complaint / request, and sentiment over time.

Go deeper

Analysis in progress, available soon

What is the competitive landscape for One Brain?

How's The Games Market?

How does it evolve in the Games market?

Rank progression

14 active rankings tracked — 30-day window

Strategic analysis coming soon

SWOT, key takeaways & outlook

The outtake for One Brain

Key Takeaways

While the app offers a unique cognitive challenge, user feedback highlights potential accessibility issues regarding input speed and the lack of an onboarding tutorial.

Where Is It Heading?

Trend analysis

Available very soon

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with editorial review, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by One Brain, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “One Brain Intelligence Report.” Updated Apr 19, 2026. https://marlvel.ai/apps/one-brain

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Data licensed under CC-BY-NC 4.0