# eye vs polaHelp

The clearest difference is price: eye at Free against polaHelp's $9.99. eye also leads on in-app purchases (none vs 1) and iOS requirement (15.0 vs 17.6). On update cadence, ads and device support there is nothing between them.

eye is free to download; polaHelp costs $9.99 up front. polaHelp sells 1 one-off in-app purchase. eye asks for nothing beyond the download.

eye ships an update every 2 months, polaHelp every 6 weeks. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | eye | polaHelp |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[1.5 (4 ratings)](https://appshunter.io/ios/app/eye-ruler-2/id1248865139/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 409 MB | 4 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [Activisu Solutions](https://appshunter.io/developer/631161101) | [Andras Balint](https://appshunter.io/developer/630385311) |

## What reviewers say

### eye

[App page](https://appshunter.io/ios/app/eye-ruler-2/id1248865139)

This iPad application assists eye care professionals in taking precise fitting parameters for personalized lenses. It requires a specific kit from Essilor to function, enabling measurements like far PD, height, and vertex distance.

**Highlights:** Measure Far Pd, Measure Height, Measure Wrap Angle, Measure Pantoscopic Angle, Measure Vertex, Measure Reading Distance

**Features:** Vision Pro support

**In-app purchases:** none


### polaHelp

[App page](https://appshunter.io/ios/app/polahelp/id6755364979)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| polaHelpPro | $9.99 | one-time |


## Frequently asked questions

### Is eye free?

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

### Is polaHelp free?

polaHelp costs $9.99, and also offers in-app purchases.

### Do eye or polaHelp have ads?

Neither eye nor polaHelp shows ads.

### Which is updated more often, eye or polaHelp?

eye ships an update every 2 months, and polaHelp every 6 weeks. Most recently, eye was updated on October 24, 2026 and polaHelp on October 20, 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.*