# Nautica AppGrade vs DSS26

The clearest difference is update cadence: DSS26 at weekly against Nautica AppGrade's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nautica AppGrade ships an update every 4 months, DSS26 weekly. The most recent releases landed on October 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Nautica AppGrade | DSS26 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 36.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | Free | — |
| Size | 3 MB | 42 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [4L S.r.l.s.](https://appshunter.io/developer/1612442202) | [Four Clicks S.r.l](https://appshunter.io/developer/1562906272) |

## What reviewers say

### Nautica AppGrade

[App page](https://appshunter.io/ios/app/nautica-appgrade/id1612442199)

This app is designed for students and instructors at sailing schools. It allows users to view courses, book boat trips, practice exam quizzes, and chat directly with their school or teachers.

**Highlights:** View courses, Book boat trips, Practice exam quizzes, Chat with school/teachers, Instructor tools

**Features:** macOS Compatibility

**In-app purchases:** none


### DSS26

[App page](https://appshunter.io/ios/app/dss26/id6744820754)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nautica AppGrade free?

Nautica AppGrade is free to download, with no in-app purchases.

### Is DSS26 free?

DSS26 is free to download, with no in-app purchases.

### Do Nautica AppGrade or DSS26 have ads?

Neither Nautica AppGrade nor DSS26 shows ads.

### Which is updated more often, Nautica AppGrade or DSS26?

Nautica AppGrade ships an update every 4 months, and DSS26 weekly. Most recently, Nautica AppGrade was updated on October 22, 2026 and DSS26 on October 6, 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.*