Legal

Terms & Conditions

Last updated: 2026-04-23

Agreement

These terms and conditions govern your use of maatriks.ai, including the mobile app, website, and related services operated by Riverin OÜ.

By creating an account, tapping to accept, or using the service, you agree to these terms and our Privacy Policy. If you do not agree, do not use the service.

Eligibility

You must be at least 16 years old to use the service. The service is not directed to children under 16, and underage users may not create accounts.

Service description

maatriks.ai is a workout planning, logging, and feedback service. The service includes a mobile app and a public website.

  • The app helps users build workouts, log sessions, and review training history
  • The service may include AI-assisted feedback, session review, and related personalization
  • Some features may change over time or vary by device, app version, or platform

Health, fitness, and AI disclaimer

maatriks.ai is for general informational, educational, and fitness purposes only. It is not medical advice, diagnosis, treatment, rehabilitation advice, or emergency support.

  • You are responsible for deciding whether any workout, exercise, load, or training frequency is appropriate for you
  • Stop training and seek qualified professional advice if you experience pain, injury, dizziness, illness, or similar warning signs
  • AI-generated content may be inaccurate, incomplete, generalized, or unsuitable for your circumstances
  • You must not rely on the service as medical or safety-critical advice
  • No specific fitness, body-composition, or performance outcome is guaranteed

Accounts and sign-in

You must provide accurate, current account information and keep your credentials and devices secure. Current sign-in methods include email/password and Google.

  • You are responsible for activity under your account
  • You must notify us promptly if you believe your account has been accessed without authorization
  • If you choose Google sign-in, we may receive basic profile details needed to authenticate you, such as your name, email address, and provider identifier

User content and workout data

You keep ownership of the content and data you submit to the service, to the extent applicable. This includes account details, onboarding answers, training preferences, workout logs, comments, support messages, and related inputs you provide through the service.

You give Riverin OÜ a limited license to host, store, process, transmit, reproduce, adapt, and display that content as needed to operate, secure, support, improve, and provide the service.

Acceptable use

You agree not to:

  • Use the service in a way that violates law or infringes the rights of others
  • Attempt to gain unauthorized access to accounts, infrastructure, or data
  • Interfere with the operation, security, or integrity of the service
  • Copy, scrape, reverse engineer, or exploit the service beyond what applicable law permits
  • Use the service to transmit malicious code, spam, fraudulent content, or abusive content
  • Misuse AI-assisted features for harmful, deceptive, infringing, or unlawful purposes

Third-party services

The service relies on third-party providers for infrastructure, authentication, analytics, AI processing, app distribution, and related technical services. Those providers may have their own terms and privacy practices.

Intellectual property and feedback

The service, including its software, branding, design, text, and other materials, is owned by Riverin OÜ or its licensors and is protected by applicable intellectual property laws.

If you submit feedback, bug reports, or ideas, we may use them without restriction or compensation.

Availability and account deletion

You may stop using the service at any time. We may change, suspend, or discontinue features when needed for product changes, maintenance, security, or legal compliance.

You may delete your account through the in-app deletion flow. We may suspend or terminate access if you breach these terms, misuse the service, create security or fraud risk, or if we are required to do so by law.

Some information may be retained after deletion where required for legal, tax, accounting, security, fraud-prevention, dispute, or compliance reasons. See our Privacy Policy and Delete Account page for more detail.

Disclaimers

The service is provided on an "as is" and "as available" basis to the fullest extent permitted by law. We do not guarantee uninterrupted availability, error-free operation, or that the service will meet every training goal or expectation.

Limitation of liability

To the fullest extent permitted by law, Riverin OÜ will not be liable for any indirect, incidental, special, consequential, exemplary, or punitive damages, or for any loss of profits, revenue, goodwill, data, or use arising out of or related to the service.

Nothing in these terms excludes liability that cannot be excluded under applicable law.

Changes to these terms

We may update these terms from time to time. When we make material changes, we may provide notice through the app, website, or email. Continued use of the service after updated terms take effect means you accept the revised terms.

Governing law

These terms are governed by the laws of Estonia, unless mandatory consumer protection law in your place of residence requires otherwise.

Contact

If you have questions about these terms, contact us at:

Riverin OÜ
Ida-Viru maakond, Lüganuse vald, Lüganuse alevik, Papli tn 5c, 43301, Estonia
Email: info@maatriks.ai