# Roberts and Hedges 6th Edition vs AED

The clearest difference is price: AED at $0.99 against Roberts and Hedges 6th Edition's $174.99. AED also leads on review sentiment (33% vs 0%) and update cadence (every 3 weeks vs every 13 months). Roberts and Hedges 6th Edition's advantage is device support (3 vs 1) and iOS requirement (10.0 vs 16.2). On ads, in-app purchases and monetization model there is nothing between them.

Roberts and Hedges 6th Edition costs $174.99 and AED $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Roberts and Hedges 6th Edition ships an update every 13 months, AED every 3 weeks. The most recent releases landed on October 18, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Roberts and Hedges 6th Edition | AED |
| --- | --- | --- |
| Price | $174.99 | **$0.99** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/aed-simulator/id6642645236/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 0.0% of reviews | **33.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#192** |
| Size | 2.6 GB | 44 MB |
| Requires iOS | **10.0** | 16.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [Usatine & Erickson Media LLC](https://appshunter.io/developer/1466894388) | [Resuscicare, Inc.](https://appshunter.io/developer/1751375719) |

## What reviewers say

### Roberts and Hedges 6th Edition

[App page](https://appshunter.io/ios/app/roberts-and-hedges-6th-edition/id1055135679)

This medical reference app provides comprehensive, step-by-step guidance on emergency medicine procedures. It features detailed instructions, new videos, and ultrasound techniques for effective practice and quick bedside review.

**Highlights:** Step-by-step procedure guides, New procedure and ultrasound boxes, Brand-new videos of procedures, Full-color figures and diagnostic images, Powerful smart search suggestions, Notes and bookmark creation, Adjustable text size

**Features:** macOS Compatibility

**In-app purchases:** none


### AED

[App page](https://appshunter.io/ios/app/aed-simulator/id6642645236)

**Currently charting:** #192 Top Paid · Medical (US App Store)

This virtual device simulates the sights and sounds of an Automated External Defibrillator (AED) with realistic voice instructions. It's designed for educational reference and practice, based on ILCOR and AHA guidelines. It does not replace actual training or certification.

**Highlights:** Realistic sights and sounds, Interactive voice instructions, Based on ILCOR & AHA guidelines, Educational reference tool, Virtual device simulation

**In-app purchases:** none


## Frequently asked questions

### Is Roberts and Hedges 6th Edition free?

Roberts and Hedges 6th Edition costs $174.99, with no in-app purchases.

### Is AED free?

AED costs $0.99, with no in-app purchases.

### Do Roberts and Hedges 6th Edition or AED have ads?

Neither Roberts and Hedges 6th Edition nor AED shows ads.

### Which is updated more often, Roberts and Hedges 6th Edition or AED?

Roberts and Hedges 6th Edition ships an update every 13 months, and AED every 3 weeks. Most recently, Roberts and Hedges 6th Edition was updated on October 18, 2026 and AED on October 27, 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.*