Legal notice
Last updated: 8 September 2026
Publisher
Riseform — a French entrepreneur individuel (sole trader).
Business address: 90B Rue de Fougères, 35700 Rennes, France.
Trade register Rennes · SIREN 885 179 549.
Telephone: +33 7 49 22 78 45.
Contact: bonjour@getriseform.com
Hosting
The site is hosted by Cloudflare, Inc., 101 Townsend Street, San Francisco, CA 94107, USA. Telephone: +1 (650) 319-8930.
Riseform runs no application server for this static site. Cloudflare nevertheless processes the requests and technical logs required for hosting and security — see the privacy policy.
Intellectual property
The site — structure, text, illustrations, icon set, application screenshots and visual identity — belongs to Riseform or is used with permission from its rights holders. Unauthorised reproduction is prohibited.
App Store® is a service mark of Apple Inc. “Google Play” and the Google Play logo are trademarks of Google LLC.
Application data sources
Tides and harmonic constants: TICON-4, GESLA series and NOAA data. Weather and marine data: Open-Meteo. River flow: Hubeau / Eaufrance and Open-Meteo. Place search and naming: Nominatim. Map data: OpenStreetMap contributors, distributed as PMTiles using Protomaps tools. These data remain indicative.
Safety
Riseform is neither a navigation instrument nor a safety bulletin. Consult official sources, applicable rules and local conditions before going out. The application does not predict catches or make decisions for you.
Governing law and disputes
The site is governed by French law without removing mandatory consumer protections or available jurisdictions. An amicable resolution may first be requested at bonjour@getriseform.com.