# Lung CT Field Guide vs X

The clearest difference is price: Lung CT Field Guide at Free against X's $2.99. Lung CT Field Guide also leads on iOS requirement (8.0 vs 13.0). X's advantage is chart position (#199 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Lung CT Field Guide is free to download; X costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Lung CT Field Guide | X |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[5.0 (11 ratings)](https://appshunter.io/ios/app/lung-ct-field-guide/id895302733/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free | — |
| Best chart rank | — | **#199** |
| Size | 58 MB | 121 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [RADIOLOGiQ, LLC](https://appshunter.io/developer/519524135) | [Abdulkarim Nasir](https://appshunter.io/developer/1463436050) |

## What reviewers say

### Lung CT Field Guide

[App page](https://appshunter.io/ios/app/lung-ct-field-guide/id895302733)

This app helps physicians, especially radiologists and pulmonologists, interpret lung CT scans. It features a library of CT images and illustrations of lung diseases, along with an experimental engine to suggest differential diagnoses based on observed findings.

**Highlights:** Lung CT image library, Color graphic illustrations of lung disease patterns, Experimental differential diagnosis engine, Organized by CT findings and distribution, Over 100 curated images and illustrations

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

**In-app purchases:** none


### X

[App page](https://appshunter.io/ios/app/x-ray-interpretation-guide/id6624306622)

**Currently charting:** #199 Top Paid · Medical (US App Store)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lung CT Field Guide free?

Lung CT Field Guide is free to download, with no in-app purchases.

### Is X free?

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

### Do Lung CT Field Guide or X have ads?

Neither Lung CT Field Guide nor X 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.*