# ASA's Catamaran Challenge vs MLS eCampus

The clearest difference is review sentiment: ASA's Catamaran Challenge at 75% against MLS eCampus's 0%. ASA's Catamaran Challenge also leads on rating (4.8 vs 1.8) and update cadence (monthly vs every 13 months). MLS eCampus's advantage is price (Free vs $3.99) and in-app purchases (none vs 1). On ads and device support there is nothing between them.

MLS eCampus is free to download; ASA's Catamaran Challenge costs $3.99 up front. ASA's Catamaran Challenge sells 1 one-off in-app purchase. MLS eCampus asks for nothing beyond the download.

ASA's Catamaran Challenge holds the better App Store score, 4.8 against 1.8. That said, the two scores are not equally well evidenced: ASA's Catamaran Challenge has 120 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 75% of ASA's Catamaran Challenge's written reviews are positive against 0% of MLS eCampus's.

ASA's Catamaran Challenge ships an update monthly, MLS eCampus every 13 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | ASA's Catamaran Challenge | MLS eCampus |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[4.8 (120 ratings)](https://appshunter.io/ios/app/asas-catamaran-challenge/id1485018465/reviews)** | [1.8 (13 ratings)](https://appshunter.io/ios/app/mls-ecampus/id6447906086/reviews) |
| Number of ratings | **120** | 13 |
| Positive reviews | **75.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 13 months |
| Monetization | Paid | **Free** |
| Size | 232 MB | 74 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [American Sailing Association](https://appshunter.io/developer/387179854) | [Mariners School, Inc.](https://appshunter.io/developer/1682944065) |

## What reviewers say

### ASA's Catamaran Challenge

[App page](https://appshunter.io/ios/app/asas-catamaran-challenge/id1485018465)

Learn the unique handling and maneuvering techniques for twin-engine catamarans. Practice essential skills like docking and picking up moorings through interactive modules and challenges.

**Highlights:** Twin-engine catamaran handling, Low-speed maneuverability practice, Standing and looping turn training, Docking simulation, Mooring buoy pickup practice, Five learning modules

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pod of Dolphins | $0.99 | one-time |


### MLS eCampus

[App page](https://appshunter.io/ios/app/mls-ecampus/id6447906086)

Access mobile-friendly courses, lectures, audio, videos, and graphics to prepare for exams. Track progress with quizzes and download study materials for offline use. Improve boating knowledge or earn licenses on the go.

**Highlights:** Mobile-friendly courses, Access lectures, audio, video, graphics, Quiz feedback and progress tracking, Downloadable study aids, Offline content access, License preparation

**In-app purchases:** none


## Frequently asked questions

### Is ASA's Catamaran Challenge free?

ASA's Catamaran Challenge costs $3.99, and also offers in-app purchases.

### Is MLS eCampus free?

MLS eCampus is free to download, with no in-app purchases.

### Which has better reviews, ASA's Catamaran Challenge or MLS eCampus?

ASA's Catamaran Challenge is rated higher. ASA's Catamaran Challenge averages 4.8 out of 5 from 120 ratings, while MLS eCampus averages 1.8 from 13 ratings.

### Do ASA's Catamaran Challenge or MLS eCampus have ads?

Neither ASA's Catamaran Challenge nor MLS eCampus shows ads.

### Which is updated more often, ASA's Catamaran Challenge or MLS eCampus?

ASA's Catamaran Challenge ships an update monthly, and MLS eCampus every 13 months. Most recently, ASA's Catamaran Challenge was updated on November 3, 2026 and MLS eCampus on November 3, 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.*