Legal · Mobile app

Privacy policy — SeaCheck Mobile

This notice covers the SeaCheck mobile app (Android and iOS) — a standalone coastal navigation companion. It does not require Nextcloud or an account with Software by Design.

Last updated: 12 July 2026

Publisher

Software by Design GbR
Husumer Baum 2
24837 Schleswig, Germany
Email: info@software-by-design.de
Privacy: datenschutz@software-by-design.de

General website privacy: software-by-design.de/datenschutz

This page is hosted on our documentation site and loads no analytics scripts. Cookie-free visitor statistics on other pages of this host are described in the website privacy notice.

1. Scope

Software by Design does not operate a central cloud that stores your passages, tracks, or GPS history. Your data stays on your device unless you export or share it yourself.

2. Data on your device

DataPurpose
GPS positionChart, instruments, anchor alarms, tracks
Waypoints, passages, tracksPlanning and logging (SQLite)
Vessel details (optional)Mayday text, default names
Offline chart packsCharts without mobile signal
SettingsPreferences

We do not upload your passages, tracks, or continuous location history to Software by Design servers.

3. Internet & third parties

When online, the app may request map tiles from CARTO, OpenSeaMap, and seamark data from Overpass API servers. These requests do not include an account or your name. They may reveal which map areas you view.

4. What we do not do

  • No sale of personal data
  • No advertising or analytics SDKs in the app
  • No profiling or marketing from your navigation data

5. Permissions

PermissionWhy
LocationChart position, COG/SOG, optional background for anchor/tracks
InternetChart downloads and online seamark lookup
NotificationsMaritime alarms

6. Deletion

Delete data in the app (passages, tracks, offline packs) or uninstall the app. Export GPX via the system share sheet when you choose.

7. Your rights (GDPR)

Contact datenschutz@software-by-design.de for questions about this mobile app.

8. Map attribution

See the terms & navigation notice and in-app Settings → About.