# CloudLabs Ethylene Synthesis vs ASCP MLS Exam Prep

The clearest difference is in-app purchases: CloudLabs Ethylene Synthesis at none against ASCP MLS Exam Prep's 6. CloudLabs Ethylene Synthesis also leads on iOS requirement (9.0 vs 18.0). ASCP MLS Exam Prep's advantage is update cadence (every 2 months vs every 28 months). On price, ads and device support there is nothing between them.

Both are free to download. ASCP MLS Exam Prep sells 6 one-off in-app purchases. CloudLabs Ethylene Synthesis asks for nothing beyond the download.

CloudLabs Ethylene Synthesis ships an update every 28 months, ASCP MLS Exam Prep every 2 months. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | CloudLabs Ethylene Synthesis | ASCP MLS Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (4 ratings)](https://appshunter.io/ios/app/ascp-mls-exam-prep/id6787626449/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 2 months** |
| Monetization | — | Free |
| Size | 83 MB | 17 MB |
| Requires iOS | **9.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jiovany Orozco](https://appshunter.io/developer/1114670847) | [xNeat.com](https://appshunter.io/developer/327498295) |

## What reviewers say

### CloudLabs Ethylene Synthesis

[App page](https://appshunter.io/ios/app/cloudlabs-ethylene-synthesis/id1596480143)

**Features:** macOS Compatibility

**In-app purchases:** none


### ASCP MLS Exam Prep

[App page](https://appshunter.io/ios/app/ascp-mls-exam-prep/id6787626449)

Prepare for medical laboratory certification exams with realistic practice questions and adaptive study plans. This guide helps you master clinical laboratory topics through targeted review and mock exam simulations, ensuring you're ready for your certification.

**Highlights:** Realistic practice questions, Mock exam simulation, Smart study guide plan, Learn from mistakes, Visual learning & notes, Topic-based review, Offline mode

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Medical Technologist Prep | $4.99 | one-time |
| Medical Lab Scientist Exam | $9.99 | one-time |
| Clinical Lab Scientist CLS | $14.99 | one-time |
| Medical Lab Technician MLT | $19.99 | one-time |
| Laboratory Science Review | $24.99 | one-time |
| Med Lab Science MLS MLT | $29.99 | one-time |


## Frequently asked questions

### Is CloudLabs Ethylene Synthesis free?

CloudLabs Ethylene Synthesis is free to download, with no in-app purchases.

### Is ASCP MLS Exam Prep free?

ASCP MLS Exam Prep is free to download, with in-app purchases available.

### Do CloudLabs Ethylene Synthesis or ASCP MLS Exam Prep have ads?

Neither CloudLabs Ethylene Synthesis nor ASCP MLS Exam Prep shows ads.

### Which is updated more often, CloudLabs Ethylene Synthesis or ASCP MLS Exam Prep?

CloudLabs Ethylene Synthesis ships an update every 28 months, and ASCP MLS Exam Prep every 2 months. Most recently, CloudLabs Ethylene Synthesis was updated on November 3, 2026 and ASCP MLS Exam Prep on October 31, 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.*