DiveCast Privacy Policy

Last updated: April 22, 2026

What data we collect

DiveCast collects the following data to provide dive forecasting and logging:

Account information: Email address and password (stored securely by Supabase)
Location data: GPS coordinates of dive spots you save or log
Dive logs: Ratings, fish catches, conditions, notes, and photos you enter
Trophy records: Species, weight, and photos of trophy fish

How we use your data

To provide personalized dive spot recommendations
To display weather, tide, and solunar forecasts for your saved spots
To store your dive history and trophy collection
To improve forecast accuracy based on your logged conditions

Third-party services

Supabase: Database and authentication (EU hosted)
Met.no: Weather and tide data from the Norwegian Meteorological Institute
Open-Meteo: Elevation data for wind shelter analysis
Anthropic Claude API: AI-powered dive insights (when you choose to use it)
Copernicus Marine Service: Satellite algae data (optional)

Data storage

Your data is stored in Supabase (cloud database) and protected by Row Level Security — only you can access your own data. Photos are stored in Supabase Storage.

Local preferences (filters, favorites) are stored on your device using AsyncStorage.

Your rights

You can:

View all your data within the app
Delete individual dives, spots, and trophies
Delete your account by contacting us
Export your data by contacting us

We do not sell, share, or transfer your personal data to third parties. Third-party services only receive the minimum data needed (coordinates for weather lookups, dive logs for AI analysis when you choose to use it).

Contact

For questions about your data or to request deletion: Email: tannlegenordbo@gmail.com

Changes

We may update this policy. Changes will be noted by the “Last updated” date above.