# OKN Strips vs Reflex Pro

The clearest difference is price: Reflex Pro at Free against OKN Strips's $3.99. Reflex Pro also leads on update cadence (fortnightly vs every 3 months) and rating (5.0 vs 4.6). OKN Strips's advantage is in-app purchases (none vs 1) and ratings volume (586 vs 3). On ads there is nothing between them.

Reflex Pro is free to download; OKN Strips costs $3.99 up front. Reflex Pro sells 1 in-app purchase, starting at $82.00 per month. OKN Strips asks for nothing beyond the download.

Reflex Pro holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: OKN Strips has 586 ratings behind it against 3, so its average is the more settled of the two.

OKN Strips ships an update every 3 months, Reflex Pro fortnightly. The most recent releases landed on October 24, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | OKN Strips | Reflex Pro |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.6 (586 ratings)](https://appshunter.io/ios/app/okn-strips/id496001751/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/reflex-pro-plr-analyzer/id1529648814/reviews)** |
| Number of ratings | **586** | 3 |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#46** | — |
| Size | 7 MB | 22 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 17+ |
| Developer | [Thomas Alvarez](https://appshunter.io/developer/496001754) | [Brightlamp, Inc.](https://appshunter.io/developer/1380261827) |

## What reviewers say

### OKN Strips

[App page](https://appshunter.io/ios/app/okn-strips/id496001751)

**Currently charting:** #46 Top Paid · Medical (US App Store)

This diagnostic and therapeutic app aids in evaluating neurological, otological, and ophthalmological disorders. It features moving strips to elicit nystagmus, a red desaturation test, and an Amsler grid for comprehensive eye examinations.

**Highlights:** Optokinetic Nystagmus (OKN) elicitation, Red Desaturation test, Amsler Grid for eye testing, Adjustable strip speed, color, and width, Reverse strip direction, Toolbar hide/show functionality

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

**In-app purchases:** none

**What reviewers like**

- 👍 Helpful for eye therapy
- 👍 Reduces eye strain and dizziness
- 👍 Effective for nerve/muscle paralysis
- 👍 Great for babies' OKN assessment
- 👍 Good for Amsler grid use

**What reviewers complain about**

- 😞 No way to adjust speed/style
- 😞 Cannot customize direction
- 😞 Lacks options for smooth pursuit/saccades
- 😞 Expensive for basic functionality
- 😞 Difficult to uninstall

**Reported bugs**

- Red desaturation test color doesn't change
- Red-Black inversion doesn't work on grid test
- Cannot go back to menu from OKN strips without restarting app

**Requested features**

- Recording feature
- Adjustable speed and style
- Change direction of movement (left/right, up/down)
- Options for smooth pursuit, saccades, VOR
- Horizontal stripes option


### Reflex Pro

[App page](https://appshunter.io/ios/app/reflex-pro-plr-analyzer/id1529648814)

This medical tool allows professionals to quickly measure and track autonomic pupillary activity. It helps monitor patient progress and detect neurological deviations through rapid biomarker analysis. Designed exclusively for clinical decision support.

**Highlights:** Fast pupillary readings, Track patient progress, Detect neurological deviations, Clinical decision support, Rapid biomarker analysis

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $82.00 | per month |


## Frequently asked questions

### Is OKN Strips free?

OKN Strips costs $3.99, with no in-app purchases.

### Is Reflex Pro free?

Reflex Pro is free to download, with in-app purchases available.

### Which has better reviews, OKN Strips or Reflex Pro?

Reflex Pro is rated higher. OKN Strips averages 4.6 out of 5 from 586 ratings, while Reflex Pro averages 5.0 from 3 ratings.

### Do OKN Strips or Reflex Pro have ads?

Neither OKN Strips nor Reflex Pro shows ads.

### Which is updated more often, OKN Strips or Reflex Pro?

OKN Strips ships an update every 3 months, and Reflex Pro fortnightly. Most recently, OKN Strips was updated on October 24, 2026 and Reflex Pro on September 17, 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.*