# Maritime Knowledge vs Nautical 3D Videos Tutorial

The clearest difference is in-app purchases: Maritime Knowledge at none against Nautical 3D Videos Tutorial's 1. Maritime Knowledge also leads on update cadence (monthly vs every 21 months). Nautical 3D Videos Tutorial's advantage is iOS requirement (9.0 vs 12.0). On price, ads and device support there is nothing between them.

Both are free to download. Nautical 3D Videos Tutorial sells 1 one-off in-app purchase. Maritime Knowledge asks for nothing beyond the download.

Maritime Knowledge ships an update monthly, Nautical 3D Videos Tutorial every 21 months. The most recent releases landed on September 25, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | Maritime Knowledge | Nautical 3D Videos Tutorial |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 21 months |
| Monetization | Free | — |
| Size | 40 MB | 122 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MTECH COMMERCE AND BUSINESS SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1141333645) | [Flavio Losco](https://appshunter.io/developer/831627888) |

## What reviewers say

### Maritime Knowledge

[App page](https://appshunter.io/ios/app/maritime-knowledge/id1488568770)

This application offers comprehensive marine education resources, including structured study materials and video lectures from experienced professors. It aims to provide accessible, quality learning for marine students worldwide, saving them time and energy.

**Highlights:** Online study materials, Video lectures, Structured curriculum, Experienced professors, Accessible worldwide, Student-friendly interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Nautical 3D Videos Tutorial

[App page](https://appshunter.io/ios/app/nautical-3d-videos-tutorial/id1541308238)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nautical 3D Video Tutorial | $26.99 | one-time |


## Frequently asked questions

### Is Maritime Knowledge free?

Maritime Knowledge is free to download, with no in-app purchases.

### Is Nautical 3D Videos Tutorial free?

Nautical 3D Videos Tutorial is free to download, with in-app purchases available.

### Do Maritime Knowledge or Nautical 3D Videos Tutorial have ads?

Neither Maritime Knowledge nor Nautical 3D Videos Tutorial shows ads.

### Which is updated more often, Maritime Knowledge or Nautical 3D Videos Tutorial?

Maritime Knowledge ships an update monthly, and Nautical 3D Videos Tutorial every 21 months. Most recently, Maritime Knowledge was updated on September 25, 2026 and Nautical 3D Videos Tutorial on May 16, 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.*