# Radiology Core vs SRU connect

The clearest difference is price: SRU connect at Free against Radiology Core's $9.99. Radiology Core's advantage is chart position (#77 vs unranked) and iOS requirement (12.0 vs 16.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

SRU connect is free to download; Radiology Core costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Radiology Core ships an update every 6 months, SRU connect every 11 months. The most recent releases landed on September 24, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Radiology Core | SRU connect |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[2.9 (50 ratings)](https://appshunter.io/ios/app/radiology-core-physics-plus/id1225040758/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 23.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 11 months |
| Monetization | Paid | — |
| Best chart rank | **#77** | — |
| Size | 25 MB | 93 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Lieu Duong](https://appshunter.io/developer/1657425589) | [Educational Symposia LLC](https://appshunter.io/developer/1692543134) |

## What reviewers say

### Radiology Core

[App page](https://appshunter.io/ios/app/radiology-core-physics-plus/id1225040758)

**Currently charting:** #77 Top Paid · Medical (US App Store)

Prepare for the Radiology Core Exam's physics section with a premium resource. Access over 500 board-relevant questions with detailed explanations, covering all modalities and noninterpretive skills. The app is continually updated with new content to enhance your study time.

**Highlights:** Comprehensive physics review, Over 500 board-relevant questions, Full explanation for each question, Covers all modalities, Includes noninterpretive skills, Continually updated content

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

**In-app purchases:** none


### SRU connect

[App page](https://appshunter.io/ios/app/sru-connect/id6463041685)

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

**In-app purchases:** none


## Frequently asked questions

### Is Radiology Core free?

Radiology Core costs $9.99, with no in-app purchases.

### Is SRU connect free?

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

### Do Radiology Core or SRU connect have ads?

Neither Radiology Core nor SRU connect shows ads.

### Which is updated more often, Radiology Core or SRU connect?

Radiology Core ships an update every 6 months, and SRU connect every 11 months. Most recently, Radiology Core was updated on September 24, 2026 and SRU connect on September 12, 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.*