Legal notice
Last updated: 4 September 2026
This English version is provided for convenience. In case of any difference, the French version prevails.
1. Publisher of the Site
The website sisyf.com (hereinafter « the Site ») is published by:
- TVMG, simplified joint-stock company (SAS) with a share capital of €10,000
- Registered office: 47 impasse des Égargues, 74410 Saint-Eustache, France
- SIREN: 108 651 852
- SIRET: 108 651 852 00015
- RCS Annecy: 108 651 852
- EU VAT number: FR66 108 651 852
- APE code: 62.01Z
- Contact: contact@sisyf.com
Publication director: Thibaud Meynieux, president.
2. Host
The Site is hosted by:
- Vercel Inc.
- 440 N Barranca Ave #4133, Covina, CA 91723, United States
- Website: vercel.com
3. Purpose of the Site
Sisyf offers an online tool to help prepare for trail running races: building a race plan from a GPX track, working out split times by segment, aid station strategy, generating printable roadbook sheets.
Access to the features requires creating an account. The service is currently provided free of charge.
4. Intellectual property
All the elements making up the Site (texts, graphics, logo, icons, source code, interface) are the exclusive property of TVMG or its partners, and are protected by French and international intellectual property laws.
Any reproduction, representation, modification, publication or adaptation, in whole or in part, by any means and on any medium, is forbidden without prior written permission.
The rules that apply to content created or imported by users (race plans, GPX tracks, aid station strategies) are set out in the terms of use.
5. Health warning and liability
Sisyf is a preparation aid, reserved for adults with no medical contraindication to trail running. The target paces, split times and nutrition intakes it calculates are estimates given for guidance only and replace neither medical advice, nor a coach, nor a nutritionist.
The full health warning, the limits of the service and the Publisher's liability are set out in the terms of use.
6. Personal data
The processing of personal data is detailed in the privacy policy.
7. Cookies
The Site only uses cookies that are strictly necessary for it to work (session cookies used for authentication). In line with the regulations, these cookies do not require your prior consent.
8. Governing law
This legal notice is governed by French law. Any dispute relating to the Site will be brought before the competent French courts, after a prior attempt at an amicable settlement.