# OptoFitting vs OptiLibrary

The clearest difference is in-app purchases: OptiLibrary at none against OptoFitting's 2. OptiLibrary also leads on iOS requirement (11.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OptoFitting sells 2 in-app purchases, starting at $19.99 per month. OptiLibrary asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | OptoFitting | OptiLibrary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optofitting/id1576655068/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 227 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Alireza Nazer](https://appshunter.io/developer/1576655070) | [Shanghai Ouzhiou Trading Co., Ltd.](https://appshunter.io/developer/1704953492) |

## What reviewers say

### OptoFitting

[App page](https://appshunter.io/ios/app/optofitting/id1576655068)

Streamline progressive and single-vision lens fitting with precise, repeatable measurements. This app guides you through capturing key fitting parameters using a 3D printed jig and your device, reducing errors and speeding up the process for eyewear professionals.

**Highlights:** Precise fitting measurements, Step-by-step workflow, 3D printable jig included, Tutorial videos and FAQs, Reduces fitting errors, Fast workflow for professionals

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium 1 Month(+3 Month free) | $19.99 | per month |
| Premium 6 Month(+3 Month free) | $106.99 | per 6 months |


### OptiLibrary

[App page](https://appshunter.io/ios/app/optilibrary/id6463772966)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OptoFitting free?

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

### Is OptiLibrary free?

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

### Do OptoFitting or OptiLibrary have ads?

Neither OptoFitting nor OptiLibrary shows ads.

### Which is updated more often, OptoFitting or OptiLibrary?

OptoFitting ships an update monthly, and OptiLibrary monthly. Most recently, OptoFitting was updated on October 6, 2026 and OptiLibrary 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.*