# SeaHelp vs DONIA

SeaHelp and DONIA both sit at 4.4 stars, but that hides the real split: 100% of SeaHelp's written reviews are positive against 63% of DONIA's. SeaHelp also leads on in-app purchases (none vs 2) and iOS requirement (13.0 vs 15.0). DONIA's advantage is update cadence (every 4 weeks vs every 2 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. DONIA sells 2 in-app purchases, starting at $2.49 per month. SeaHelp asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.4 for SeaHelp against 4.5 for DONIA. Both are backed by a comparable volume of ratings — 34 and 34 respectively. Written reviews are what separate them: 100% of SeaHelp's written reviews are positive against 63% of DONIA's.

SeaHelp ships an update every 2 months, DONIA every 4 weeks. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SeaHelp | DONIA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (34 ratings)](https://appshunter.io/ios/app/seahelp/id387967419/reviews) | **[4.5 (34 ratings)](https://appshunter.io/ios/app/donia/id751225905/reviews)** |
| Number of ratings | 34 | 34 |
| Positive reviews | **100.0% of reviews** | 63.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | **Free** | Freemium |
| Size | 15 MB | 55 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sea-Help GmbH](https://appshunter.io/developer/909091275) | [Andromede Oceanologie](https://appshunter.io/developer/740679172) |

## What reviewers say

### SeaHelp

[App page](https://appshunter.io/ios/app/seahelp/id387967419)

This app provides immediate professional assistance for boaters in distress in specific European coastal areas. It sends your location and contact details to a central operations center, which then contacts you to arrange support. Membership offers priority treatment during emergencies.

**Highlights:** Emergency help button via SMS, Automatic GPS coordinate transfer, Direct contact from operations center, Membership for priority treatment, Access to SeaHelp website, Downloadable SeaMagazine

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### DONIA

[App page](https://appshunter.io/ios/app/donia/id751225905)

This app provides detailed seabed visualization and marine information for safe and respectful sea navigation. It allows users to book mooring buoys, share observations, and monitor their vessels. Access premium features like high-definition charts for enhanced planning and exploration.

**Highlights:** Seabed visualization, Marine information access, Mooring buoy booking, User observation sharing, Navigation preparation and monitoring, Mooring monitoring with alarms, Offline mapping

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DONIA® Premium Monthly | $2.49 | per month |
| DONIA® Premium Version | $22.99 | per year |


## Frequently asked questions

### Is SeaHelp free?

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

### Is DONIA free?

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

### Which has better reviews, SeaHelp or DONIA?

DONIA is rated higher. SeaHelp averages 4.4 out of 5 from 34 ratings, while DONIA averages 4.5 from 34 ratings.

### Do SeaHelp or DONIA have ads?

Neither SeaHelp nor DONIA shows ads.

### Which is updated more often, SeaHelp or DONIA?

SeaHelp ships an update every 2 months, and DONIA every 4 weeks. Most recently, SeaHelp was updated on October 8, 2026 and DONIA on October 14, 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.*