Comparison

Optics Trainer vs Ystick

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

Head to head
About

Optics Trainer

Enhance your visual skills with a variety of engaging games and personalized daily workouts. Improve convergence, divergence, stereo acuity, and binocular fusion. Test and strengthen visual memory, tracking, and peripheral vision for sharper focus.

Highlights
  • Vision therapy and training
  • 28+ engaging games
  • Personalized daily workouts
  • Improve convergence and divergence
  • Enhance stereo acuity and binocular fusion
  • Test visual memory and tracking
Features
Read full description

Elevate your vision and sharpen your mind with the ultimate vision therapy and brain training app, designed to enhance: - Convergence - Divergence - Stereo Acuity - Binocular Fusion 30 Engaging Games for Vision Training, Eye Exercise & Brain Training Stay motivated and have fun while building stronger visual and cognitive skills: attention, memory, speed, tracking and problem solving. Personalized Daily Workouts A new workout every day. Every game adapts its level to you, keeping you on track toward your goals. 3D Glasses Mode Put on red-blue glasses and play games designed to train both eyes together. Test and improve: - Multiple Object Tracking - Visual Memory - Visual Discrimination - Peripheral Vision - Depth Perception Track Your Progress Follow your streak, your level in every game, and your training scores by category. Sign in to keep your progress on all your devices. Premium Unlimited play with no ads, 3D Glasses games, progress charts, and your choice of level. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel in your App Store account settings. Sharper Vision. Stronger Focus. Your journey begins now! This app is for training and does not diagnose or treat any condition. Ask your eye care professional about your vision. Terms of Use - https://www.opticstrainer.com/terms-of-service/ Privacy Policy - https://www.opticstrainer.com/privacy-policy/

About

Ystick

Features
Read full description

1.This app help train your hand-eye coordination. 2.Multiple training modes are available.

Screenshots

Optics Trainer4 screens
Ystick4 screens

Verdict

The call

The clearest difference is in-app purchases: Ystick at none against Optics Trainer's 3. Ystick also leads on ads (none vs shown) and iOS requirement (13.4 vs 16.4). Optics Trainer's advantage is update cadence (every 8 days vs every 8 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Optics Trainer sells 3 in-app purchases, starting at $4.99 per 7 days. Ystick asks for nothing beyond the download.

UpkeepUpdate frequency

Optics Trainer ships an update every 8 days, Ystick every 8 months. The most recent releases landed on October 24, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
Optics Trainer versus Ystick: the parameters behind the verdict, then further details
ParameterOptics TrainerYstick
PriceFreeFree
Rating4.5 (305 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings305 — better—
Update frequencyEvery 8 days — betterEvery 8 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.413.4 — better
Further details — not scored
Size395 MB13 MB
Age rating4+4+
DeveloperOptics Trainer LLC学斌 赵

Bugs and requests

Optics Trainer

Reported bugs

5 issues
  • Number flip game has blank tiles
  • Flower power stopped working
  • Letter delivery letter goes off-screen
  • Attention exercises stuck on level one
  • Ice flow impossible to level up

Requested features

5 requests
  • Customize peripheral vision symbols
  • Option to change symbol colors
  • Adjust number of targets in Dynamic Acuity
  • Add introductory level for Dynamic Acuity
  • Allow offline play in free version

Ystick

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Optics Trainer

Subscriptions3
  • Weekly Subscription$4.997 Days
  • Monthly Subscription1 Month trial$14.991 Month
  • Annual Subscription1 Month trial$149.991 Year
None

Ystick

No in-app purchases

Questions

Is Optics Trainer free?
Optics Trainer is free to download, with in-app purchases available.
Is Ystick free?
Ystick is free to download, with no in-app purchases.
Do Optics Trainer or Ystick have ads?
Optics Trainer shows ads; Ystick does not.
Which is updated more often, Optics Trainer or Ystick?
Optics Trainer ships an update every 8 days, and Ystick every 8 months. Most recently, Optics Trainer was updated on October 24, 2026 and Ystick on September 19, 2026.

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