Comparison

Optics Trainer vs LazyBones

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

LazyBones

Features
Read full description

【Make sports more accurate】Lazy Bones exclusive APP, perfectly compatible with all series of the same brand sports mats, supporting two core modes: easy jogging and rope skipping. Equipped with high-precision pressure sensors, it accurately collects sports data without missing or wrong counting; records calorie consumption and exercise volume in real time, and generates professional reports through AI intelligent analysis, serving as your personal sports butler for scientific home fitness. • Exclusive Hardware Matching This APP is specially designed for all series of Lazy Bones smart sports mats. It is perfectly compatible with multiple models of the brand’s sports mats. It supports one-click connection and fast pairing, realizes in-depth linkage of hardware and software, and builds an exclusive smart sports ecosystem for home fitness. • Core Sports Modes It currently supports two popular home sports modes: easy jogging and rope skipping. No complicated equipment or outdoor venue is required. You can easily start immersive fitness at home, suitable for beginner entry, daily exercise, fat loss and body shaping. • Trend & Benefits of Easy Jogging Easy jogging has become a national popular light sport with low threshold and wide applicability for all ages. Compared with strenuous exercise, it causes less damage to knees and brings low cardiopulmonary load. It can efficiently burn calories, promote blood circulation and enhance physical fitness. It also relieves physical and mental pressure, and is the best choice for home lazy fitness and light health preservation. • High-precision Sensor Advantage Equipped with high-precision built-in pressure sensors of Lazy Bones sports mat, it real-timely captures sports details such as stepping, jumping and landing, and accurately collects real-time sports status. Different from traditional counting products based on gyroscope, it will not be affected by holding angle, placement and limb shaking, with no missing or wrong counting, realizing more stable and accurate data acquisition. • Complete Sports Data Recording Automatically record complete data of every exercise, accurately count exercise duration, frequency, activity volume and calorie consumption. Data is permanently stored in the cloud and available for inquiry at any time. It clearly shows your daily, weekly and monthly exercise records, acting as your intimate and professional sports butler. • AI Intelligent Sports Analysis Based on personal parameters including height, weight, age, gender, exercise frequency and duration, the AI algorithm deeply analyzes your exercise habits, intensity, fat-burning efficiency and rhythm. It generates professional and constructive sports analysis reports, provides targeted suggestions on exercise volume adjustment, rhythm optimization and training planning. It avoids blind exercise, makes your home fitness more scientific, personalized and efficient.

Screenshots

Optics Trainer4 screens
LazyBones4 screens

Verdict

The call

The clearest difference is in-app purchases: LazyBones at none against Optics Trainer's 3. LazyBones also leads on ads (none vs shown). Optics Trainer's advantage is update cadence (every 8 days vs every 4 months). On price, 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. Optics Trainer sells 3 in-app purchases, starting at $4.99 per 7 days. LazyBones asks for nothing beyond the download.

UpkeepUpdate frequency

Optics Trainer ships an update every 8 days, LazyBones every 4 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Optics Trainer versus LazyBones: the parameters behind the verdict, then further details
ParameterOptics TrainerLazyBones
PriceFreeFree
Rating4.5 (305 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings305 — better—
Update frequencyEvery 8 days — betterEvery 4 months
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better17.0
Further details — not scored
Size395 MB1 MB
Age rating4+4+
DeveloperOptics Trainer LLC筝 徐

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

LazyBones

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

LazyBones

No in-app purchases

Questions

Is Optics Trainer free?
Optics Trainer is free to download, with in-app purchases available.
Is LazyBones free?
LazyBones is free to download, with no in-app purchases.
Do Optics Trainer or LazyBones have ads?
Optics Trainer shows ads; LazyBones does not.
Which is updated more often, Optics Trainer or LazyBones?
Optics Trainer ships an update every 8 days, and LazyBones every 4 months. Most recently, Optics Trainer was updated on October 25, 2026 and LazyBones on October 24, 2026.

Other comparisons