# X Sim Lab vs Exposure Check

The clearest difference is review sentiment: Exposure Check at 100% against X Sim Lab's 50%. Exposure Check also leads on price ($4.99 vs $17.99) and rating (5.0 vs 3.5). X Sim Lab's advantage is chart position (#171 vs unranked). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

X Sim Lab costs $17.99 and Exposure Check $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Exposure Check holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 50% of X Sim Lab's written reviews are positive against 100% of Exposure Check's.

X Sim Lab ships an update every 3 weeks, Exposure Check daily. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | X Sim Lab | Exposure Check |
| --- | --- | --- |
| Price | $17.99 | **$4.99** |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/x-sim-lab/id6761675489/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/exposure-check/id6761986229/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Daily** |
| Monetization | Paid | Paid |
| Best chart rank | **#171** | — |
| Size | 65 MB | 30 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Pangerl](https://appshunter.io/developer/1762982177) | [Game Night Films](https://appshunter.io/developer/1892177350) |

## What reviewers say

### X Sim Lab

[App page](https://appshunter.io/ios/app/x-sim-lab/id6761675489)

**Currently charting:** #171 Top Paid · Photo & Video (US App Store)

Develop RAF files from Fujifilm X Series cameras using custom film simulation recipes directly on your iPad. This app allows you to import files, apply in-camera processing, manage recipes, and export JPEGs without needing a desktop computer.

**Highlights:** Develop Fujifilm RAF files, Apply custom film simulation recipes, In-camera processing, Manage recipe collection, Crop and export as JPEG, iPad-only workflow

**Features:** macOS Compatibility

**In-app purchases:** none


### Exposure Check

[App page](https://appshunter.io/ios/app/exposure-check/id6761986229)

This app provides professional-grade exposure analysis tools for photographers and videographers. It offers false color and zone system analysis for imported photos and a real-time false color camera overlay for live shooting. Manual camera controls and project organization features are also included.

**Highlights:** Real-time false color camera overlay, Zone system analysis, Manual camera controls, Import and analyze photos, Stacked compare view, Project organization

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

**In-app purchases:** none


## Frequently asked questions

### Is X Sim Lab free?

X Sim Lab costs $17.99, with no in-app purchases.

### Is Exposure Check free?

Exposure Check costs $4.99, with no in-app purchases.

### Which has better reviews, X Sim Lab or Exposure Check?

Exposure Check is rated higher. X Sim Lab averages 3.5 out of 5 from 2 ratings, while Exposure Check averages 5.0 from 3 ratings.

### Do X Sim Lab or Exposure Check have ads?

Neither X Sim Lab nor Exposure Check shows ads.

### Which is updated more often, X Sim Lab or Exposure Check?

X Sim Lab ships an update every 3 weeks, and Exposure Check daily. Most recently, X Sim Lab was updated on October 7, 2026 and Exposure Check on October 8, 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.*