# OptiKit vs mRetinaLearn

The clearest difference is price: OptiKit at Free against mRetinaLearn's $19.99. mRetinaLearn's advantage is update cadence (every 4 days vs every 3 weeks) and iOS requirement (16.6 vs 18.0). On ads, in-app purchases and device support there is nothing between them.

OptiKit is free to download; mRetinaLearn costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

OptiKit ships an update every 3 weeks, mRetinaLearn every 4 days. The most recent releases landed on November 6, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | OptiKit | mRetinaLearn |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optikit/id6740053137/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Free | — |
| Size | 20 MB | 250 MB |
| Requires iOS | 18.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Ronald Baks](https://appshunter.io/developer/1555952042) | [Mohamed Saud](https://appshunter.io/developer/1797283594) |

## What reviewers say

### OptiKit

[App page](https://appshunter.io/ios/app/optikit/id6740053137)

This app serves as a comprehensive toolkit for opticians and optometrists, simplifying daily tasks. It offers features for prescription transposition, refraction calculation, and visual display of lens and depth of field information, aiding both new and experienced professionals.

**Highlights:** Prescription transposition with step-by-step guidance, Interactive exercises with instant feedback, Lens visualization with graphs, Depth of field visualization, Reading power calculation

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

**In-app purchases:** none


### mRetinaLearn

[App page](https://appshunter.io/ios/app/mretinalearn/id6751749951)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is OptiKit free?

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

### Is mRetinaLearn free?

mRetinaLearn costs $19.99, with no in-app purchases.

### Do OptiKit or mRetinaLearn have ads?

Neither OptiKit nor mRetinaLearn shows ads.

### Which is updated more often, OptiKit or mRetinaLearn?

OptiKit ships an update every 3 weeks, and mRetinaLearn every 4 days. Most recently, OptiKit was updated on November 6, 2026 and mRetinaLearn on November 8, 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.*