Comparison

QDot Studies vs Amblyopia Exercise

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

QDot Studies

Features
Read full description

Qdot is an app specifically designed to collect data for scientific studies through questionnaires. The questionnaires can be presented either using the ESM (EMA) method or simply at a given timepoint (or time range). The app is suitable to conduct diary studies and it has been designed to facilitate multiple studies simultaneously. The app can be adapted to your needs, e.g. it can show your study logo. Qdot has been developed and is managed by Maastricht University, but is also suitable to use in other scientific settings, outside Maastricht University.

About

Amblyopia Exercise

This vision training app uses Gabor Patch and dynamic grating technology for scientific eye exercises. It offers over 30 training modes with personalized difficulty and real-time feedback to help improve amblyopia and support eye health. Start your journey to clearer vision in just minutes a day.

Highlights
  • Gabor Patch Technology
  • Dynamic Grating Technology
  • Over 30 Training Modes
  • Personalized Difficulty
  • Real-time Feedback
  • Smart Tracking of Progress
Features
Read full description

Scientific vision training to improve amblyopia in just minutes a day. A vision training app based on Gabor Patch technology and dynamic gratings that uses scientifically proven visual stimulation patterns to help you easily improve your eyesight in daily life. Core Features - Gabor Patch Technology - Internationally recognized visual neuroscience technique - Dynamic Grating Technology - Various grating training modes - Rich Training Modes - Over 30 training modes including basic positioning, timed challenges, matching, spot the difference, and more - Personalized Difficulty - Progress gradually from easy to hard - Real-time Feedback - Precise tracking of training data and improvement progress Smart Tracking Complete records of accuracy, time spent, and progress for each training session, making your vision improvement visible. Professional Design Clean and elegant interface optimized for vision training, reducing visual fatigue and enhancing training effectiveness. [Note] This app is designed to help restore vision and support eye health recovery. Please consult a medical professional if necessary. Start your vision improvement journey—just a few minutes a day for a clearer world! Terms of Use: https://visionrecovery.xzonesoft.com/terms.html Privacy Policy: https://visionrecovery.xzonesoft.com/privacy.html Contact Us: support@xzonesoft.com

Screenshots

QDot Studies1 screens
Amblyopia Exercise4 screens

Verdict

The call

The clearest difference is in-app purchases: QDot Studies at none against Amblyopia Exercise's 3. Amblyopia Exercise's advantage is update cadence (monthly vs every 6 months). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Amblyopia Exercise sells 3 in-app purchases, starting at $9.99 per month. QDot Studies asks for nothing beyond the download.

UpkeepUpdate frequency

QDot Studies ships an update every 6 months, Amblyopia Exercise monthly. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 7 level
QDot Studies versus Amblyopia Exercise: the parameters behind the verdict, then further details
ParameterQDot StudiesAmblyopia Exercise
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 6 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better16
Further details — not scored
Size72 MB18 MB
Age rating4+4+
DeveloperMaastricht University灿耿 陈

In-app purchases

None

QDot Studies

No in-app purchases

3 purchases

Amblyopia Exercise

Subscriptions2
  • Monthly Subscription$9.991 Month
  • Annual Subscription$59.991 Year
One-time1
  • Lifetime Membership$149.99

Questions

Is QDot Studies free?
QDot Studies is free to download, with no in-app purchases.
Is Amblyopia Exercise free?
Amblyopia Exercise is free to download, with in-app purchases available.
Do QDot Studies or Amblyopia Exercise have ads?
Neither QDot Studies nor Amblyopia Exercise shows ads.
Which is updated more often, QDot Studies or Amblyopia Exercise?
QDot Studies ships an update every 6 months, and Amblyopia Exercise monthly. Most recently, QDot Studies was updated on October 12, 2026 and Amblyopia Exercise on October 8, 2026.

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