# Seably vs Seabook+

The clearest difference is review sentiment: Seably at 100% against Seabook+'s 53%. Seably also leads on price (Free vs $6.99) and update cadence (every 3 weeks vs every 35 months). Seabook+'s advantage is in-app purchases (none vs 11). On ads, device support and iOS requirement there is nothing between them.

Seably is free to download; Seabook+ costs $6.99 up front. Seably sells 11 one-off in-app purchases. Seabook+ asks for nothing beyond the download.

Seably ships an update every 3 weeks, Seabook+ every 35 months. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Seably | Seabook+ |
| --- | --- | --- |
| Price | **Free** | $6.99 |
| Rating | — | **[4.0 (3 ratings)](https://appshunter.io/ios/app/seabook-plus/id1517249755/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | **100.0% of reviews** | 53.3% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 35 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 179 MB | 37 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Seably AB](https://appshunter.io/developer/1441552384) | [Ozgur GUNES](https://appshunter.io/developer/708215144) |

## What reviewers say

### Seably

[App page](https://appshunter.io/ios/app/seably/id1441552385)

Access maritime training courses on your mobile device, with new content added monthly. Learn at your own pace with bite-sized lessons and earn shareable certificates. Download courses for offline access to continue your education anywhere.

**Highlights:** Access hundreds of maritime courses, Bite-sized lessons for flexible learning, Offline course access, Progress saved across devices, Earn shareable certificates, Learn on or offshore

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Certificate Credit - Level 2 | $9.99 | one-time |
| Certificate Credit - Level 24 | $14.99 | one-time |
| Certificate Credit - Level 4 | $29.99 | one-time |
| Certificate Credit - Level 23 | $39.99 | one-time |
| Certificate Credit - Level 27 | $69.99 | one-time |
| Certificate Credit - Level 28 | $109.99 | one-time |
| Certificate Credit - Level 17 | $119.99 | one-time |
| Certificate Credit - Level 29 | $129.99 | one-time |
| Certificate Credit - Level 21 | $189.99 | one-time |
| Certificate Credit - Level 22 | $219.99 | one-time |
| Certificate Credit - Level 20 | $249.99 | one-time |


### 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 Seably free?

Seably is free to download, with in-app purchases available.

### Is Seabook+ free?

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

### Do Seably or Seabook+ have ads?

Neither Seably nor Seabook+ shows ads.

### Which is updated more often, Seably or Seabook+?

Seably ships an update every 3 weeks, and Seabook+ every 35 months. Most recently, Seably was updated on October 2, 2026 and Seabook+ on October 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*