# HemiStim vs Vision Workout

The clearest difference is price: Vision Workout at Free against HemiStim's $9.99. Vision Workout also leads on rating (4.7 vs 2.4) and review sentiment (79% vs 38%). HemiStim's advantage is in-app purchases (none vs 7) and ads (none vs shown). On device support there is nothing between them.

Vision Workout is free to download; HemiStim costs $9.99 up front. Vision Workout sells 7 in-app purchases, starting at $5.99 per 3 months. HemiStim asks for nothing beyond the download.

Vision Workout holds the better App Store score, 4.7 against 2.4. That said, the two scores are not equally well evidenced: Vision Workout has 1.2K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 38% of HemiStim's written reviews are positive against 79% of Vision Workout's.

HemiStim ships an update every 8 months, Vision Workout monthly. The most recent releases landed on September 14, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | HemiStim | Vision Workout |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [2.4 (5 ratings)](https://appshunter.io/ios/app/hemistim/id521313664/reviews) | **[4.7 (1.2K ratings)](https://appshunter.io/ios/app/vision-workout-eye-training/id1563884276/reviews)** |
| Number of ratings | 5 | **1.2K** |
| Positive reviews | 37.5% of reviews | **79.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 8 months | **Monthly** |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#196** | — |
| Size | 1 MB | 158 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Linsay Associates, LLC](https://appshunter.io/developer/326305565) | [THOMSON Inc.](https://appshunter.io/developer/492371813) |

## What reviewers say

### HemiStim

[App page](https://appshunter.io/ios/app/hemistim/id521313664)

**Currently charting:** #196 Top Paid · Medical (US App Store)

This app offers visual stimulation for specific brain lobes, aiding in hemispheric connectivity. It utilizes color patterns and eye-tracking exercises for targeted left or right brain stimulation, controllable via simple taps and swipes. Therapy sessions are automatically tracked and can be emailed to clinicians.

**Highlights:** Visual stimulation of frontal, parietal, occipital, temporal lobes, Hemispheric brain stimulation, Color pattern selection, Eye tracking for saccadic and pursuit movements, Adjustable blink rate and timer, Automatic therapy session tracking, Clinician-patient email communication

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Vision Workout

[App page](https://appshunter.io/ios/app/vision-workout-eye-training/id1563884276)

Enhance your dynamic vision and reaction speed with daily eye training exercises. Improve focus, peripheral awareness, and tracking skills for sports, eSports, or reducing eye fatigue. Personalized training adapts to your skill level.

**Highlights:** Dynamic vision training, Eye tracking exercises, Peripheral vision expansion, Reaction speed improvement, Focus and concentration enhancement, Customizable speed control

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (3-MONTH) | $5.99 | per 3 months |
| Pro (annual) | $5.99 | per year |
| Pro (YEARLY) | $11.99 | per year |
| Pro+ (YEARLY) | $14.99 | per year |
| Pro (lifetime) | $9.99 | one-time |
| Pro (LIFETIME) | $22.99 | one-time |
| Pro+ (LIFETIME) | $29.99 | one-time |

**What reviewers like**

- 👍 Helpful for eye exercises
- 🚀 Effective for improving vision
- 💡 Good variety of training modes
- 🤩 Positive impact on sports performance

**What reviewers complain about**

- 🔍 Lack of customization options
- 📢 Intrusive ads
- 🕰️ Repetitive nature of exercises
- 🤔 Unclear instructions

**Reported bugs**

- Compatibility issues on some Android devices
- Occasional crashes or freezes during use

**Requested features**

- Add more training modes and exercises
- Provide option to adjust speed and difficulty
- Include scoring and progress tracking
- Offer paid version to remove ads


## Frequently asked questions

### Is HemiStim free?

HemiStim costs $9.99, with no in-app purchases.

### Is Vision Workout free?

Vision Workout is free to download, with in-app purchases available.

### Which has better reviews, HemiStim or Vision Workout?

Vision Workout is rated higher. HemiStim averages 2.4 out of 5 from 5 ratings, while Vision Workout averages 4.7 from 1.2K ratings.

### Do HemiStim or Vision Workout have ads?

Vision Workout shows ads; HemiStim does not.

### Which is updated more often, HemiStim or Vision Workout?

HemiStim ships an update every 8 months, and Vision Workout monthly. Most recently, HemiStim was updated on September 14, 2026 and Vision Workout on September 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*