# Glasses 2 Contacts vs OptiKit

Glasses 2 Contacts and OptiKit both sit at 5.0 stars, but that hides the real split: 100% of OptiKit's written reviews are positive against 0% of Glasses 2 Contacts's. OptiKit also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 12 months). Glasses 2 Contacts's advantage is iOS requirement (13.4 vs 18.0). On price, rating, ratings volume and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Glasses 2 Contacts against 5.0 for OptiKit. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 0% of Glasses 2 Contacts's written reviews are positive against 100% of OptiKit's.

Glasses 2 Contacts ships an update every 12 months, OptiKit every 3 weeks. The most recent releases landed on October 21, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Glasses 2 Contacts | OptiKit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/glasses-2-contacts/id1444361235/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/optikit/id6740053137/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 20 MB | 20 MB |
| Requires iOS | **13.4** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hoang Harry Tran](https://appshunter.io/developer/1444361234) | [Ronald Baks](https://appshunter.io/developer/1555952042) |

## What reviewers say

### Glasses 2 Contacts

[App page](https://appshunter.io/ios/app/glasses-2-contacts/id1444361235)

This educational tool helps students convert glasses prescriptions to contact lens prescriptions. It offers accurate results with a user-friendly layout and includes keratometry input for fitting guidance. The app is completely free to use for learning purposes.

**Highlights:** Prescription conversion, Keratometry input, Fitting guidance, User-friendly layout, Educational tool

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Glasses 2 Contacts free?

Glasses 2 Contacts is free to download, with no in-app purchases.

### Is OptiKit free?

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

### Which has better reviews, Glasses 2 Contacts or OptiKit?

Glasses 2 Contacts and OptiKit are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Glasses 2 Contacts or OptiKit have ads?

Glasses 2 Contacts shows ads; OptiKit does not.

### Which is updated more often, Glasses 2 Contacts or OptiKit?

Glasses 2 Contacts ships an update every 12 months, and OptiKit every 3 weeks. Most recently, Glasses 2 Contacts was updated on October 21, 2026 and OptiKit on October 12, 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.*