# Chromatic Edges vs Lighting Ratio

The clearest difference is price: Lighting Ratio at Free against Chromatic Edges's $12.99. Lighting Ratio also leads on device support (4 vs 1). Chromatic Edges's advantage is ratings volume (22 vs 3) and iOS requirement (14.0 vs 16.5). On rating, update cadence, ads and in-app purchases there is nothing between them.

Lighting Ratio is free to download; Chromatic Edges costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.9 for Chromatic Edges against 5.0 for Lighting Ratio. That said, the two scores are not equally well evidenced: Chromatic Edges has 22 ratings behind it against 3, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Chromatic Edges | Lighting Ratio |
| --- | --- | --- |
| Price | $12.99 | **Free** |
| Rating | [4.9 (22 ratings)](https://appshunter.io/ios/app/chromatic-edges/id1465163610/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/lighting-ratio/id6741826632/reviews)** |
| Number of ratings | **22** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | Paid | **Free** |
| Size | 407 MB | 2 MB |
| Requires iOS | **14.0** | 16.5 |
| Devices | iPad | **iPhone, iPad, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [JixiPix, LLC](https://appshunter.io/developer/380605671) | [Davin Nguyen](https://appshunter.io/developer/1680398335) |

## What reviewers say

### Chromatic Edges

[App page](https://appshunter.io/ios/app/chromatic-edges/id1465163610)

Enhance your photos with unique, artistic edges inspired by historical photographic processes. This app uses machine learning to generate an unlimited variety of edge styles, allowing for endless creative possibilities.

**Highlights:** Unlimited AI-generated edge styles, Inspired by historical photo processes, Easy-to-use interface, Save favorite edges, Supports Calotypes, Cyanotypes, Daguerreotypes, and more

**In-app purchases:** none


### Lighting Ratio

[App page](https://appshunter.io/ios/app/lighting-ratio/id6741826632)

This app simplifies exposure calculations for photographers and filmmakers. It allows users to determine fill or background stops based on key light values and instantly calculates contrast ratios by inputting key and fill stops. On-screen explanations provide step-by-step mathematical guidance.

**Highlights:** Calculate fill or background stops, Enter key and fill stops, Instant contrast ratio calculation, Clear on-screen explanations, Step-by-step math guidance

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chromatic Edges free?

Chromatic Edges costs $12.99, with no in-app purchases.

### Is Lighting Ratio free?

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

### Which has better reviews, Chromatic Edges or Lighting Ratio?

Lighting Ratio is rated higher. Chromatic Edges averages 4.9 out of 5 from 22 ratings, while Lighting Ratio averages 5.0 from 3 ratings.

### Do Chromatic Edges or Lighting Ratio have ads?

Neither Chromatic Edges nor Lighting Ratio shows ads.

### Which is updated more often, Chromatic Edges or Lighting Ratio?

Chromatic Edges ships an update every 4 months, and Lighting Ratio every 4 months. Most recently, Chromatic Edges was updated on October 24, 2026 and Lighting Ratio on October 22, 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.*