# Color Vision Aid vs Ophthalmology Toolbox

The clearest difference is update cadence: Color Vision Aid at daily against Ophthalmology Toolbox's every 2 months. Color Vision Aid also leads on iOS requirement (16.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Color Vision Aid ships an update daily, Ophthalmology Toolbox every 2 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Color Vision Aid | Ophthalmology Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/ophthalmology-toolbox/id6769778936/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Daily** | Every 2 months |
| Monetization | — | Free |
| Size | 28 MB | 66 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [Jagdeep Singh](https://appshunter.io/developer/1865361721) | [Taha Khayat](https://appshunter.io/developer/1141543223) |

## What reviewers say

### Color Vision Aid

[App page](https://appshunter.io/ios/app/color-vision-aid/id6758687862)

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

**In-app purchases:** none


### Ophthalmology Toolbox

[App page](https://appshunter.io/ios/app/ophthalmology-toolbox/id6769778936)

A comprehensive medical reference and screening tool for eye care professionals. It offers a suite of clinical utilities including medication guides, vision conversion tables, fundus photography, and color vision testing, designed for efficient use in clinical settings.

**Highlights:** Eye Drops Guide, VA Conversion Table, Retina Viewer, Nine-Gaze Camera, Ishihara Test, IPD Measurement, Amsler Grid, Cobalt Blue Screen

**In-app purchases:** none


## Frequently asked questions

### Is Color Vision Aid free?

Color Vision Aid is free to download, with no in-app purchases.

### Is Ophthalmology Toolbox free?

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

### Do Color Vision Aid or Ophthalmology Toolbox have ads?

Neither Color Vision Aid nor Ophthalmology Toolbox shows ads.

### Which is updated more often, Color Vision Aid or Ophthalmology Toolbox?

Color Vision Aid ships an update daily, and Ophthalmology Toolbox every 2 months. Most recently, Color Vision Aid was updated on October 25, 2026 and Ophthalmology Toolbox on October 24, 2026.

---

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