# Cathlas vs DeviceAID

The clearest difference is ads: Cathlas at none against DeviceAID's shown. Cathlas also leads on iOS requirement (13.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Cathlas | DeviceAID |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (18 ratings)](https://appshunter.io/ios/app/cathlas/id1536276704/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Every 14 months |
| Monetization | Free | — |
| Size | 31 MB | 60 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Spectre Software Inc.](https://appshunter.io/developer/1439952651) | [Cardiology Apps LLC](https://appshunter.io/developer/1639925847) |

## What reviewers say

### Cathlas

[App page](https://appshunter.io/ios/app/cathlas/id1536276704)

This medical reference app provides a collection of rare and important video images related to coronary angiography. It allows users to contribute educational content, which is then reviewed by experts before publication. The app serves as a practical aid for interventional cardiology professionals.

**Highlights:** Rare and important video images, Coronary artery anatomy, Complication recognition, Congenital heart disease, Mechanical valve fluoroscopies, Intracoronary imaging, Diagnostic skill practice

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

**In-app purchases:** none


### DeviceAID

[App page](https://appshunter.io/ios/app/deviceaid/id6449780080)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cathlas free?

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

### Is DeviceAID free?

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

### Do Cathlas or DeviceAID have ads?

DeviceAID shows ads; Cathlas does not.

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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.*