Stroop Test J Lite vs EYES!
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stroop Test J Lite
This app measures response inhibition and attention by presenting a classic cognitive test. It helps assess potential frontal lobe dysfunction and interference processing. Results indicate time taken and errors, with higher scores suggesting greater impairment.
- Response inhibition assessment
- Attention division test
- Measures time to complete
- Counts mistakes
- Interference processing evaluation
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The Stroop test is used primarily to assess an individual's impaired response inhibition due to frontal lobe dysfunction, problems with simultaneous interference, and ability to divide attention. Test instruction: Respondents are required to touch the words according to the instructions. At first, measure normal scores then measure Strooped (color interfered) scores. Results: Results are reported as the number of seconds required to complete the task and number of mistakes; therefore, higher scores reveal greater impairment. A rough standard: Score is depends on age or gender however most in 50% longer time and less than 10mistakes.
EYES!
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Measure your visual and reaction performance — scientifically, with just your smartphone. EYES! is a mobile app that comprehensively evaluates visual and cognitive functions essential for daily performance, including eye movements, visual field, and reaction speed. From sports and rehabilitation to education and brain conditioning, EYES! visualizes the state of your eyes and brain — anytime, anywhere. Key Assessments: Dynamic Visual Acuity: The ability to accurately perceive moving objects Smooth Pursuit Eye Movement: The ability to smoothly track a moving target (linked to focus and fatigue) Saccadic Eye Movement: The ability to quickly shift your gaze (related to decision-making speed) Reaction Time: Neural response speed to visual stimuli Peripheral Vision: Awareness and attention across the visual field Visual Search & Decision-Making: Quickly identifying correct targets from multiple options No wearables. No contact. Just your smartphone. EYES! is the new standard for scientifically measuring and training your visual performance. All of the features available for only $6.99 per year! Term Of Use: https://tnq-tech.web.app/term_of_use
Screenshots
Verdict
The clearest difference is in-app purchases: Stroop Test J Lite at none against EYES!'s 1. EYES!'s advantage is ads (none vs shown) and update cadence (every 4 days vs every 36 months). On price 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. EYES! sells 1 in-app purchase, starting at $5.99 per year. Stroop Test J Lite asks for nothing beyond the download.
Stroop Test J Lite ships an update every 36 months, EYES! every 4 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Stroop Test J Lite | EYES! |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| Update frequency | Every 36 months | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 17.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 99 MB |
| Age rating | 4+ | 4+ |
| Developer | Takuya Kawakami | TNQ Tech, Co. |
In-app purchases
Stroop Test J Lite
No in-app purchases
EYES!
- Yearly Plan$5.991 Year
Questions
Is Stroop Test J Lite free?
Is EYES! free?
Do Stroop Test J Lite or EYES! have ads?
Which is updated more often, Stroop Test J Lite or EYES!?
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