# OptoFitting vs Jamp Jamp VPN

The clearest difference is review sentiment: OptoFitting at 100% against Jamp Jamp VPN's 43%. OptoFitting also leads on ads (none vs shown) and rating (5.0 vs 4.7). Jamp Jamp VPN's advantage is ratings volume (1K vs 1). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. OptoFitting sells 2 in-app purchases, starting at $19.99 per month and Jamp Jamp VPN sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

OptoFitting holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Jamp Jamp VPN has 1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 100% of OptoFitting's written reviews are positive against 43% of Jamp Jamp VPN's.

OptoFitting ships an update monthly, Jamp Jamp VPN every 2 months. The most recent releases landed on October 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OptoFitting | Jamp Jamp VPN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optofitting/id1576655068/reviews)** | [4.7 (1K ratings)](https://appshunter.io/ios/app/jamp-jamp-vpn-shield-proxy/id6754443085/reviews) |
| Number of ratings | 1 | **1K** |
| Positive reviews | **100.0% of reviews** | 42.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 16 MB | 110 MB |
| Requires iOS | **15.6** | 16 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Alireza Nazer](https://appshunter.io/developer/1576655070) | [TerraNova (HK) Limited](https://appshunter.io/developer/1845763471) |

## 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 |


### Jamp Jamp VPN

[App page](https://appshunter.io/ios/app/jamp-jamp-vpn-shield-proxy/id6754443085)

This app offers a secure and private internet connection, especially useful on public Wi-Fi. It features one-tap connection, a global server network, and built-in speed testing. An optional premium upgrade provides access to additional high-performance servers.

**Highlights:** One-tap connection, Global server network, Stable performance, Built-in speed test, Connection details, Intuitive design

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Jamp Jamp VPN - Shield Proxy | $4.99 | per 7 days |
| Jamp Jamp VPN - Shield Proxy | $4.99 | per 7 days |
| VIP Weekly Access | $4.99 | per 7 days |
| VIP Yearly Access | $49.99 | per year |


## Frequently asked questions

### Is OptoFitting free?

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

### Is Jamp Jamp VPN free?

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

### Which has better reviews, OptoFitting or Jamp Jamp VPN?

OptoFitting is rated higher. OptoFitting averages 5.0 out of 5 from 1 ratings, while Jamp Jamp VPN averages 4.7 from 1K ratings.

### Do OptoFitting or Jamp Jamp VPN have ads?

Jamp Jamp VPN shows ads; OptoFitting does not.

### Which is updated more often, OptoFitting or Jamp Jamp VPN?

OptoFitting ships an update monthly, and Jamp Jamp VPN every 2 months. Most recently, OptoFitting was updated on October 23, 2026 and Jamp Jamp VPN on October 25, 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.*