Terms of Service

Effective Date: February 24, 2026

Welcome to Kadenza. These Terms of Service ("Terms") govern your use of the Kadenza mobile application ("the App") operated by JarX Concepts ("we," "us," "our"). By downloading, installing, or using the App, you agree to be bound by these Terms.

1. Acceptance of Terms

By creating an account or using the App, you acknowledge that you have read, understood, and agree to these Terms and our Privacy Policy. If you do not agree, please do not use the App.

2. Description of Service

Kadenza is an AI-powered fitness coaching application that:

3. Not Medical Advice

Kadenza is not a medical device and does not provide medical advice. The AI coaching provided by Kadenza is for general fitness information and motivational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before starting any new exercise program or if you have concerns about your health.

You acknowledge that:

4. Account & Eligibility

To use Kadenza, you must:

You are responsible for maintaining the security of your device and Apple ID. We are not liable for unauthorized access to your account resulting from your failure to secure your device.

5. Subscriptions & Payments

5.1 Free Tier

Kadenza offers a free tier with limited features, including a daily limit on coaching questions and access to the last 30 days of workout history.

5.2 Kadenza Pro

Kadenza Pro is a paid subscription that unlocks additional features including unlimited coaching questions, full workout history, multiple conversation threads, custom fitness goals, and coach customization. Subscription pricing is displayed in the App.

5.3 Billing

Subscriptions are billed through Apple's App Store. By subscribing, you agree to Apple's payment terms. Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current billing period. You can manage or cancel your subscription in your iPhone's Settings > Apple ID > Subscriptions.

5.4 Refunds

Refunds are handled by Apple in accordance with their App Store refund policies. We do not process refunds directly. To request a refund, visit reportaproblem.apple.com.

6. Apple Health (HealthKit) Data

Kadenza requests access to read health and fitness data from Apple Health. By granting this permission, you understand that:

See our Privacy Policy for full details on how health data is handled.

7. Acceptable Use

You agree not to:

We reserve the right to suspend or terminate your account if you violate these Terms.

8. Intellectual Property

The App, including its design, code, AI coaching system, and content, is owned by JarX Concepts and protected by copyright and other intellectual property laws. You are granted a limited, non-exclusive, non-transferable license to use the App for personal, non-commercial purposes.

Coach avatars generated by the App (via DALL-E) are created for your personal use within the App. Your chat messages and fitness data remain your property.

9. AI-Generated Content

Kadenza uses artificial intelligence (Anthropic's Claude and OpenAI's models) to generate coaching responses. You acknowledge that:

10. Limitation of Liability

To the maximum extent permitted by applicable law:

11. Indemnification

You agree to indemnify and hold harmless JarX Concepts and its officers, employees, and agents from any claims, damages, losses, or expenses (including reasonable legal fees) arising from your use of the App, your violation of these Terms, or your violation of any rights of another person or entity.

12. Account Termination

You may delete your account at any time through the App (Profile > Delete Account). Upon deletion, all your data is permanently removed from our servers as described in our Privacy Policy.

We may suspend or terminate your access to the App if you violate these Terms, with or without notice. Upon termination, your right to use the App ceases immediately.

13. Changes to These Terms

We may modify these Terms at any time. If we make material changes, we will notify you through the App or via email. Your continued use of the App after changes take effect constitutes acceptance of the revised Terms. If you do not agree to the updated Terms, please stop using the App and delete your account.

14. Governing Law

These Terms shall be governed by and construed in accordance with the laws of the United States, without regard to conflict of law principles. Any disputes arising from these Terms or your use of the App shall be resolved in the courts of competent jurisdiction.

15. Severability

If any provision of these Terms is found to be unenforceable or invalid, that provision shall be limited or eliminated to the minimum extent necessary, and the remaining provisions shall remain in full force and effect.

16. Entire Agreement

These Terms, together with our Privacy Policy, constitute the entire agreement between you and JarX Concepts regarding your use of the App.

17. Contact

If you have questions about these Terms, contact us:

Email: [email protected]