# ASRT vs CT Registry Test Pro

The clearest difference is review sentiment: CT Registry Test Pro at 72% against ASRT's 9%. CT Registry Test Pro also leads on rating (4.9 vs 1.4) and update cadence (every 2 months vs every 30 months). ASRT's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. CT Registry Test Pro sells 1 one-off in-app purchase. ASRT asks for nothing beyond the download.

CT Registry Test Pro holds the better App Store score, 4.9 against 1.4. Both are backed by a comparable volume of ratings — 57 and 181 respectively. Written reviews point the same way: 9% of ASRT's written reviews are positive against 72% of CT Registry Test Pro's.

ASRT ships an update every 30 months, CT Registry Test Pro every 2 months. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | ASRT | CT Registry Test Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (57 ratings)](https://appshunter.io/ios/app/asrt/id980616367/reviews) | **[4.9 (181 ratings)](https://appshunter.io/ios/app/ct-registry-test-pro/id1518808012/reviews)** |
| Number of ratings | 57 | **181** |
| Positive reviews | 8.6% of reviews | **72.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 30 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 41 MB | 93 MB |
| Requires iOS | **6.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [American Society of Radiologic Technologists](https://appshunter.io/developer/980616366) | [Edunorth L.L.C.](https://appshunter.io/developer/1496084172) |

## What reviewers say

### ASRT

[App page](https://appshunter.io/ios/app/asrt/id980616367)

Easily manage your continuing education credits on the go. Submit certificates, take quizzes, and track your progress. This app streamlines membership benefits for convenient access to your professional development records.

**Highlights:** Submit CE certificates via photo, Access Directed Reading quizzes, Check CE records, Renew membership, Instant membership access

**Features:** macOS Compatibility

**In-app purchases:** none


### CT Registry Test Pro

[App page](https://appshunter.io/ios/app/ct-registry-test-pro/id1518808012)

Prepare for your ARRT® Computed Tomography (CT) technologist certification exam with over 900 practice questions. Test your knowledge across key categories, review explanations, track your progress, and study protocols to strengthen your foundation.

**Highlights:** Over 900 practice questions, ARRT® registry format testing, Detailed answer explanations, Study notes section, Review previous tests, All questions with answers, Statistics tracking, CT protocol guidelines

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Access all the app features | $39.99 | one-time |


## Frequently asked questions

### Is ASRT free?

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

### Is CT Registry Test Pro free?

CT Registry Test Pro is free to download, with in-app purchases available.

### Which has better reviews, ASRT or CT Registry Test Pro?

CT Registry Test Pro is rated higher. ASRT averages 1.4 out of 5 from 57 ratings, while CT Registry Test Pro averages 4.9 from 181 ratings.

### Do ASRT or CT Registry Test Pro have ads?

CT Registry Test Pro shows ads; ASRT does not.

### Which is updated more often, ASRT or CT Registry Test Pro?

ASRT ships an update every 30 months, and CT Registry Test Pro every 2 months. Most recently, ASRT was updated on October 12, 2026 and CT Registry Test Pro on October 15, 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.*