# LRV Contrast Calculator vs HamSmith

The clearest difference is price: LRV Contrast Calculator at Free against HamSmith's $4.99. LRV Contrast Calculator also leads on iOS requirement (8.0 vs 14.0). On ads, in-app purchases and device support there is nothing between them.

LRV Contrast Calculator is free to download; HamSmith costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | LRV Contrast Calculator | HamSmith |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 30 months | — |
| Monetization | Free | — |
| Size | 3 MB | 33 MB |
| Requires iOS | **8.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Behzad Gorimar](https://appshunter.io/developer/1125854088) | [IAN M BRACE](https://appshunter.io/developer/1796271131) |

## What reviewers say

### LRV Contrast Calculator

[App page](https://appshunter.io/ios/app/lrv-contrast-calculator/id1216079807)

Calculate the required Luminance Reflectance Value (LRV) contrast between adjoining materials. Essential for architects, designers, and consultants to meet accessibility standards for low-vision individuals.

**Highlights:** Calculates LRV contrast percentage, Supports USA (ADA) and Australia (AS/NZ) formulas, Useful for architects and designers, Helps identify building elements for low vision, Meets accessibility standards

**Features:** macOS Compatibility

**In-app purchases:** none


### HamSmith

[App page](https://appshunter.io/ios/app/hamsmith/id6741941299)

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

**In-app purchases:** none


## Frequently asked questions

### Is LRV Contrast Calculator free?

LRV Contrast Calculator is free to download, with no in-app purchases.

### Is HamSmith free?

HamSmith costs $4.99, with no in-app purchases.

### Do LRV Contrast Calculator or HamSmith have ads?

Neither LRV Contrast Calculator nor HamSmith shows ads.

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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.*