# Lens Thickness Visualizer vs Clear Vision Test

The clearest difference is price: Clear Vision Test at Free against Lens Thickness Visualizer's $6.99. Clear Vision Test also leads on update cadence (daily vs every 3 months) and iOS requirement (12.0 vs 16.0). On ads, in-app purchases and device support there is nothing between them.

Clear Vision Test is free to download; Lens Thickness Visualizer costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Lens Thickness Visualizer ships an update every 3 months, Clear Vision Test daily. The most recent releases landed on September 26, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Lens Thickness Visualizer | Clear Vision Test |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | **[3.8 (11 ratings)](https://appshunter.io/ios/app/lens-thickness-visualizer/id1103943577/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Paid | — |
| Size | 6 MB | 35 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [GlassifyMe](https://appshunter.io/developer/1305194214) | [Alaattin Bedir](https://appshunter.io/developer/924813905) |

## What reviewers say

### Lens Thickness Visualizer

[App page](https://appshunter.io/ios/app/lens-thickness-visualizer/id1103943577)

Visualize the actual thickness of eyeglass lenses based on your prescription. Compare different lens materials and frame sizes to see how your lenses will look life-size.

**Highlights:** Life-size lens thickness visualization, Prescription-based calculations, Customizable frame size, Lens material and index comparison, Model visualization, Automatic lens base curve selection

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

**In-app purchases:** none


### Clear Vision Test

[App page](https://appshunter.io/ios/app/clear-vision-test/id6746760296)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lens Thickness Visualizer free?

Lens Thickness Visualizer costs $6.99, with no in-app purchases.

### Is Clear Vision Test free?

Clear Vision Test is free to download, with no in-app purchases.

### Do Lens Thickness Visualizer or Clear Vision Test have ads?

Neither Lens Thickness Visualizer nor Clear Vision Test shows ads.

### Which is updated more often, Lens Thickness Visualizer or Clear Vision Test?

Lens Thickness Visualizer ships an update every 3 months, and Clear Vision Test daily. Most recently, Lens Thickness Visualizer was updated on September 26, 2026 and Clear Vision Test on October 10, 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.*