# Kinetic Visual Acuity HD vs Reflex Glasses

The clearest difference is price: Reflex Glasses at Free against Kinetic Visual Acuity HD's $2.99. Reflex Glasses also leads on update cadence (every 5 months vs every 14 months) and device support (3 vs 1). Kinetic Visual Acuity HD's advantage is rating (5.0 vs 2.0). On ratings volume, ads, in-app purchases and iOS requirement there is nothing between them.

Reflex Glasses is free to download; Kinetic Visual Acuity HD costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kinetic Visual Acuity HD holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Kinetic Visual Acuity HD ships an update every 14 months, Reflex Glasses every 5 months. The most recent releases landed on October 7, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Kinetic Visual Acuity HD | Reflex Glasses |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kinetic-visual-acuity-hd/id529040782/reviews)** | [2.0 (4 ratings)](https://appshunter.io/ios/app/reflex-glasses/id1578237612/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 5 months** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 16 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yasuyoshi Ota](https://appshunter.io/developer/1500357652) | [学斌 赵](https://appshunter.io/developer/1514555505) |

## What reviewers say

### Kinetic Visual Acuity HD

[App page](https://appshunter.io/ios/app/kinetic-visual-acuity-hd/id529040782)

Enhance your visual acuity with this app that tests and trains your ability to read figures on a rotating pillar. Adjust passing and rotational speeds to match difficulty levels for KVA and DVA training.

**Highlights:** Kinetic Visual Acuity (KVA) training, Dynamic Visual Acuity (DVA) training, Test Mode with score calculation, Training Mode with adjustable difficulty, Rotating hex-head pillar simulation, Variable passing and rotational speeds

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

**In-app purchases:** none


### Reflex Glasses

[App page](https://appshunter.io/ios/app/reflex-glasses/id1578237612)

Enhance your sports vision with head-up and vision obstacle training. This app helps athletes keep their eyes on their surroundings while making quick decisions with limited visual information.

**Highlights:** Head-up training, Vision obstacle training, Improve eye on surroundings, Fast decision making, Limited vision information training

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kinetic Visual Acuity HD free?

Kinetic Visual Acuity HD costs $2.99, with no in-app purchases.

### Is Reflex Glasses free?

Reflex Glasses is free to download, with no in-app purchases.

### Which has better reviews, Kinetic Visual Acuity HD or Reflex Glasses?

Kinetic Visual Acuity HD is rated higher. Kinetic Visual Acuity HD averages 5.0 out of 5 from 2 ratings, while Reflex Glasses averages 2.0 from 4 ratings.

### Do Kinetic Visual Acuity HD or Reflex Glasses have ads?

Neither Kinetic Visual Acuity HD nor Reflex Glasses shows ads.

### Which is updated more often, Kinetic Visual Acuity HD or Reflex Glasses?

Kinetic Visual Acuity HD ships an update every 14 months, and Reflex Glasses every 5 months. Most recently, Kinetic Visual Acuity HD was updated on October 7, 2026 and Reflex Glasses on October 21, 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.*