# IMAIOS e vs Radcalc Reference

The clearest difference is in-app purchases: Radcalc Reference at none against IMAIOS e's 2. Radcalc Reference also leads on iOS requirement (15.1 vs 17.6). IMAIOS e's advantage is chart position (#114 vs unranked). On price, ads and device support there is nothing between them.

Both are free to download. IMAIOS e sells 2 in-app purchases, starting at $21.99 per month. Radcalc Reference asks for nothing beyond the download.

## The numbers

| Metric | IMAIOS e | Radcalc Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (1.4K ratings)](https://appshunter.io/ios/app/imaios-e-anatomy/id334876403/reviews)** | — |
| Number of ratings | **1.4K** | — |
| Positive reviews | 47.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#114** | — |
| Size | 2.1 GB | 21 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [IMAIOS](https://appshunter.io/developer/334876406) | [Parikh Radiology, P.L.L.C.](https://appshunter.io/developer/6801351998) |

## What reviewers say

### IMAIOS e

[App page](https://appshunter.io/ios/app/imaios-e-anatomy/id334876403)

**Currently charting:** #114 Top Grossing · Medical (US App Store)

This comprehensive human anatomy atlas offers over 26,000 medical images, including various views and illustrations. It allows users to explore anatomical structures with interactive features and multiple language options. A free preview is available before subscribing to the full, continuously updated atlas.

**Highlights:** 26,000+ medical and anatomical images, Axial, coronal, sagittal views, Radiography and angiography images, Dissection pictures and illustrations, Interactive labeling and search, 12 language options

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| e-Anatomy monthly Subscription | $21.99 | per month |
| e-Anatomy one year Subscription | $132.99 | per year |


### Radcalc Reference

[App page](https://appshunter.io/ios/app/radcalc-reference/id6805210963)

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

**In-app purchases:** none


## Frequently asked questions

### Is IMAIOS e free?

IMAIOS e is free to download, with in-app purchases available.

### Is Radcalc Reference free?

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

### Do IMAIOS e or Radcalc Reference have ads?

Neither IMAIOS e nor Radcalc Reference 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.*