# Rock Art Enhancer vs GrayZone

The clearest difference is rating: Rock Art Enhancer at 3.8 against GrayZone's 2.8. Rock Art Enhancer also leads on review sentiment (75% vs 63%) and device support (3 vs 1). GrayZone's advantage is update cadence (weekly vs every 6 weeks) and price ($2.99 vs $5.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Rock Art Enhancer costs $5.99 and GrayZone $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Rock Art Enhancer holds the better App Store score, 3.8 against 2.8. Both are backed by a comparable volume of ratings — 6 and 5 respectively. Written reviews point the same way: 75% of Rock Art Enhancer's written reviews are positive against 63% of GrayZone's.

Rock Art Enhancer ships an update every 6 weeks, GrayZone weekly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Rock Art Enhancer | GrayZone |
| --- | --- | --- |
| Price | $5.99 | **$2.99** |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/rock-art-enhancer/id1615010892/reviews)** | [2.8 (5 ratings)](https://appshunter.io/ios/app/grayzone-light-meter/id6757147623/reviews) |
| Number of ratings | **6** | 5 |
| Positive reviews | **75.0% of reviews** | 62.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Paid | Paid |
| Size | 5 MB | 3 MB |
| Requires iOS | **15.2** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Dunk](https://appshunter.io/developer/704471943) | [Massimiliano Schenetti](https://appshunter.io/developer/1864870280) |

## What reviewers say

### Rock Art Enhancer

[App page](https://appshunter.io/ios/app/rock-art-enhancer/id1615010892)

This application uses advanced color enhancement techniques to make faint rock art more visible. It offers both live video enhancement for real-time viewing and photo enhancement for saved images, allowing users to adjust saturation and contrast.

**Highlights:** Color enhancement techniques, Live video enhancement, Photo enhancement from gallery, Adjustable saturation, Toggle flash for dark shelters, Save and share enhanced photos

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

**In-app purchases:** none


### GrayZone

[App page](https://appshunter.io/ios/app/grayzone-light-meter/id6757147623)

This app provides precise light metering for photographers, allowing for accurate exposure control in complex lighting situations. It offers zone system and spot metering modes, ideal for both film and digital manual shooters.

**Highlights:** Zone System Mode, Real SPOT Metering, Direct Exposure Control, ISO setting, Half-stop support, Manual mode with over/underexposure scale, Live preview

**In-app purchases:** none


## Frequently asked questions

### Is Rock Art Enhancer free?

Rock Art Enhancer costs $5.99, with no in-app purchases.

### Is GrayZone free?

GrayZone costs $2.99, with no in-app purchases.

### Which has better reviews, Rock Art Enhancer or GrayZone?

Rock Art Enhancer is rated higher. Rock Art Enhancer averages 3.8 out of 5 from 6 ratings, while GrayZone averages 2.8 from 5 ratings.

### Do Rock Art Enhancer or GrayZone have ads?

Neither Rock Art Enhancer nor GrayZone shows ads.

### Which is updated more often, Rock Art Enhancer or GrayZone?

Rock Art Enhancer ships an update every 6 weeks, and GrayZone weekly. Most recently, Rock Art Enhancer was updated on November 3, 2026 and GrayZone on November 5, 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.*