# CT Exam Prep for ARRT vs ARDMS

The clearest difference is in-app purchases: ARDMS at none against CT Exam Prep for ARRT's 4. ARDMS also leads on iOS requirement (13.0 vs 15.0). CT Exam Prep for ARRT's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. CT Exam Prep for ARRT sells 4 in-app purchases, starting at $6.99 per 7 days. ARDMS asks for nothing beyond the download.

## The numbers

| Metric | CT Exam Prep for ARRT | ARDMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | — |
| Size | 24 MB | 30 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FLY SKY PTY LTD](https://appshunter.io/developer/1838696534) | [Muhammad Abid](https://appshunter.io/developer/1491892215) |

## What reviewers say

### CT Exam Prep for ARRT

[App page](https://appshunter.io/ios/app/ct-exam-prep-for-arrt/id6779027261)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CT Tech Weekly | $6.99 | per 7 days |
| CT Tech Monthly | $16.99 | per month |
| CT Tech Yearly | $39.99 | per year |
| CT Tech Lifetime | $79.99 | one-time |


### ARDMS

[App page](https://appshunter.io/ios/app/ardms/id6794798201)

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

**In-app purchases:** none


## Frequently asked questions

### Is CT Exam Prep for ARRT free?

CT Exam Prep for ARRT is free to download, with in-app purchases available.

### Is ARDMS free?

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

### Do CT Exam Prep for ARRT or ARDMS have ads?

ARDMS shows ads; CT Exam Prep for ARRT 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.*