Terms of Use
Last updated: 12 July 2026
These Terms of Use define the basic rules for using the website and early-access version of the application available at https://coach.rentumi.pl.
1. Operator
The website and application are operated by:
Rentumi Sp. z o.o.
ul. Marii Skłodowskiej-Curie 9A
71-332 Szczecin
Poland
KRS: 0000668316
NIP: 852-262-94-80
REGON: 366778380
E-mail: info@rentumi.pl
2. Purpose of the application
The application is designed to help users better understand their lifestyle, activity, recovery, sleep, training, supplementation and general wellness data.
The application may use data from wearable devices, user inputs, laboratory results and other health or fitness-related sources to generate general insights, summaries and lifestyle suggestions.
3. No medical advice
The application does not provide medical advice, diagnosis, treatment, prevention or cure of any disease or medical condition.
The application is not a medical device and should not be used as a substitute for consultation with a doctor, pharmacist, dietitian, physiotherapist or other qualified healthcare professional.
If you have any health concerns, symptoms, abnormal test results or medical conditions, you should consult a qualified healthcare professional.
In case of emergency, contact emergency services immediately.
4. AI-generated information
Some insights and suggestions may be generated with the help of artificial intelligence.
AI-generated information may be incomplete, inaccurate or not suitable for your individual situation. You should always use your own judgment and seek professional advice when needed.
5. User responsibility
You are responsible for how you use the information provided by the application.
You should not make important medical, training, supplementation or lifestyle decisions based solely on the application.
You should not ignore medical advice or delay seeking medical help because of information provided by the application.
6. Data from external services
The application may connect with external services, devices or platforms, such as wearable devices, fitness trackers or health data providers.
We are not responsible for the accuracy, completeness, availability or delay of data provided by external services.
7. Early access and beta version
The application may be offered as an early-access, pilot or beta version.
This means that some features may be experimental, incomplete, unavailable, changed or removed at any time.
We may limit, suspend or terminate access to the application during the testing phase.
8. No guarantee of results
We do not guarantee that using the application will improve your health, fitness, sleep, recovery, HRV, stress level, longevity or any other outcome.
The application is intended to support awareness and better daily habits, but results depend on many individual factors.
9. Intellectual property
All content, design, software, names, logos and materials available through the website or application are protected by intellectual property rights.
You may not copy, modify, distribute or use them for commercial purposes without our prior written consent.
10. Availability
We aim to keep the website and application available, but we do not guarantee uninterrupted or error-free operation.
We may update, modify, suspend or discontinue any part of the website or application at any time.
11. Contact
For questions, feedback or complaints, contact us at:
12. Changes to these Terms
We may update these Terms from time to time.
The current version will always be available on the website. Continued use of the website or application after changes means acceptance of the updated Terms.
13. Governing law
These Terms are governed by Polish law.
Any disputes will be handled by the competent courts in Poland, unless mandatory consumer protection laws provide otherwise.