# Maritime Knowledge vs Seabook+

The clearest difference is price: Maritime Knowledge at Free against Seabook+'s $6.99. Maritime Knowledge also leads on review sentiment (100% vs 62%) and update cadence (monthly vs every 35 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Maritime Knowledge is free to download; Seabook+ costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Maritime Knowledge ships an update monthly, Seabook+ every 35 months. The most recent releases landed on September 25, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Maritime Knowledge | Seabook+ |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/seabook-plus/id1517249755/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **100.0% of reviews** | 61.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 35 months |
| Monetization | **Free** | Paid |
| Size | 40 MB | 37 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [MTECH COMMERCE AND BUSINESS SOLUTIONS PRIVATE LIMITED](https://appshunter.io/developer/1141333645) | [Ozgur GUNES](https://appshunter.io/developer/708215144) |

## 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


### Seabook+

[App page](https://appshunter.io/ios/app/seabook-plus/id1517249755)

This app provides comprehensive maritime information for professionals and enthusiasts. It offers tools for navigational and technical computations, designed for easy use at sea with offline accessibility and a user-friendly interface.

**Highlights:** Comprehensive maritime information, Navigational and technical computations, Offline accessibility, User-friendly interface, Information for marine professionals, Knowledge for sea enthusiasts

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Maritime Knowledge free?

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

### Is Seabook+ free?

Seabook+ costs $6.99, with no in-app purchases.

### Do Maritime Knowledge or Seabook+ have ads?

Neither Maritime Knowledge nor Seabook+ shows ads.

### Which is updated more often, Maritime Knowledge or Seabook+?

Maritime Knowledge ships an update monthly, and Seabook+ every 35 months. Most recently, Maritime Knowledge was updated on September 25, 2026 and Seabook+ on September 24, 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.*