# 3DMedSim vs AHA ACLS Mastery | Exam Prep

The clearest difference is review sentiment: AHA ACLS Mastery | Exam Prep at 77% against 3DMedSim's 0%. AHA ACLS Mastery | Exam Prep also leads on rating (4.7 vs 1.0) and update cadence (every 3 weeks vs every 5 months). 3DMedSim's advantage is in-app purchases (none vs 6) and iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. AHA ACLS Mastery | Exam Prep sells 6 in-app purchases, starting at $10.99 per month. 3DMedSim asks for nothing beyond the download.

AHA ACLS Mastery | Exam Prep holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: AHA ACLS Mastery | Exam Prep has 1.7K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 0% of 3DMedSim's written reviews are positive against 77% of AHA ACLS Mastery | Exam Prep's.

3DMedSim ships an update every 5 months, AHA ACLS Mastery | Exam Prep every 3 weeks. The most recent releases landed on June 11, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | 3DMedSim | AHA ACLS Mastery | Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (5 ratings)](https://appshunter.io/ios/app/3dmedsim-basic-life-support/id1037355529/reviews) | **[4.7 (1.7K ratings)](https://appshunter.io/ios/app/aha-acls-mastery-exam-prep/id1119605388/reviews)** |
| Number of ratings | 5 | **1.7K** |
| Positive reviews | 0.0% of reviews | **77.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 287 MB | 91 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [Momentum Bilgisayar Yazilim Danismanlik Ticaret AS](https://appshunter.io/developer/626732803) | [Higher Learning Technologies](https://appshunter.io/developer/571804544) |

## What reviewers say

### 3DMedSim

[App page](https://appshunter.io/ios/app/3dmedsim-basic-life-support/id1037355529)

This app provides training for basic life support, following the latest ERC and AHA guidelines. It offers self-paced learning modules and timed tests, with multilingual support and AED usage instruction. Access requires membership to a training program.

**Highlights:** ERC 2021 & AHA 2020 algorithms, Self-paced training modules, Timed/tracked tests (SCORM X-Api), Multilingual support, AED usage training, Membership required

**Features:** macOS Compatibility

**In-app purchases:** none


### AHA ACLS Mastery | Exam Prep

[App page](https://appshunter.io/ios/app/aha-acls-mastery-exam-prep/id1119605388)

Prepare for your ACLS certification exam with over 550 practice questions, reference materials, and megacode scenarios. Master essential resuscitation skills and gain confidence for test day. Study anytime, anywhere with adaptive quizzes and in-depth statistics.

**Highlights:** 550+ adaptive practice questions, ACLS reference materials, Must-know ACLS terminology, Megacode scenarios, In-depth statistics, Test-taking strategies

**Features:** Apple Wallet, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ACLS Mastery - 1 Month | $10.99 | per month |
| Unlimited ACLS Questions | $14.99 | per month |
| ACLS Mastery - 3 Months | $29.99 | per 3 months |
| ACLS - Mastery UX - 3 Months | $39.99 | per 3 months |
| ACLS Mastery - 12 Months | $96.99 | per year |
| ACLS - Mastery UX - Yearly | $129.99 | per year |

**What reviewers like**

- 👍 Helpful for studying and staying up-to-date
- 🚀 Effective for repetitive, concise summaries
- 💡 Great for exam revision and critical thinking
- 🚀 Excellent overall for learning and mastering ACLS

**What reviewers complain about**

- 🐛 Compatibility issues on iPhone
- 🔒 Difficult to cancel subscription
- 💰 High subscription cost
- 🐛 Outdated information and errors in the app

**Reported bugs**

- Login issues and inability to access content after purchase
- Unexpected recurring charges despite cancellation attempts

**Requested features**

- More interactive features like EKG simulations and megacode scenarios
- Improved user interface and fewer typos/grammatical errors


## Frequently asked questions

### Is 3DMedSim free?

3DMedSim is free to download, with no in-app purchases.

### Is AHA ACLS Mastery | Exam Prep free?

AHA ACLS Mastery | Exam Prep is free to download, with in-app purchases available.

### Which has better reviews, 3DMedSim or AHA ACLS Mastery | Exam Prep?

AHA ACLS Mastery | Exam Prep is rated higher. 3DMedSim averages 1.0 out of 5 from 5 ratings, while AHA ACLS Mastery | Exam Prep averages 4.7 from 1.7K ratings.

### Do 3DMedSim or AHA ACLS Mastery | Exam Prep have ads?

Neither 3DMedSim nor AHA ACLS Mastery | Exam Prep shows ads.

### Which is updated more often, 3DMedSim or AHA ACLS Mastery | Exam Prep?

3DMedSim ships an update every 5 months, and AHA ACLS Mastery | Exam Prep every 3 weeks. Most recently, 3DMedSim was updated on June 11, 2026 and AHA ACLS Mastery | Exam Prep on September 28, 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.*