Terms of Service

Last updated: March 31, 2026

1. Introduction

These Terms of Service ("Terms") govern your access to and use of the Chair Yoga for Seniors: ZenFit mobile application ("App") provided by NOTJUST.DEV, SL ("Company", "we", "us", or "our"), a company registered in C/ Balmes 129bis 4º 2ª, 08008 Barcelona, Spain.

By downloading, installing, accessing, or using the App, you agree to be bound by these Terms. If you do not agree to these Terms, do not use the App.

2. Description of the Service

The App provides guided chair yoga routines designed for seniors and people with limited mobility. Features include:

  • Step-by-step chair yoga exercises
  • Progress tracking for completed routines
  • Free routines with basic access
  • Premium subscription with additional routine packs

The App is not a medical device. It is designed for general wellness and informational purposes only. It does not provide medical advice, diagnosis, or treatment. The App is not approved, cleared, or certified by the FDA (U.S. Food and Drug Administration), any EU Notified Body, or any other medical device regulatory authority.

3. Health & Fitness Disclaimer

IMPORTANT — PLEASE READ CAREFULLY

The App is not a substitute for professional medical advice, diagnosis, or treatment. The exercises in the App are for general wellness purposes only.

  • Consult your doctor before starting any new exercise program, especially if you have existing health conditions, injuries, or physical limitations.
  • Stop immediately if you experience pain, dizziness, shortness of breath, or discomfort during any exercise. Seek medical attention if symptoms persist.
  • The App does not replace professional physical therapy, rehabilitation, or medical treatment.
  • No doctor-patient relationship is created by your use of the App. The Company is a software provider, not a healthcare provider.
  • The exercises shown are general in nature and may not be suitable for all individuals. You are responsible for assessing your own fitness level and limitations.

By using the App, you acknowledge that you understand and accept this disclaimer and that you exercise at your own risk.

4. Age Requirements

  • You must be at least 13 years old to use the App (as required by COPPA).
  • If you are located in the EU/EEA, you must be at least 16 years old to use the App without parental consent (as required by GDPR Article 8).
  • If you are under the applicable minimum age, you may not use the App.

5. Local Data Storage

  • Your exercise data is stored locally on your device. All progress, completed routines, and preferences are stored only on your phone.
  • No cloud sync. Your data is not backed up to our servers. If you delete the App or switch devices, your progress will be lost.
  • No account required. The App does not require you to create an account, sign in, or provide any personal information to use it.

6. Data Ownership

6.1 Your Data

  • You own your data. All exercise progress and preferences stored on your device remain your property.
  • No server-side storage. We do not store your exercise data on our servers.

6.2 Aggregated & Anonymized Data

  • We may create aggregated, anonymized, or de-identified data from analytics information for research, analytics, and service improvement purposes. Such data cannot be used to identify you.

7. Subscriptions and Payments

7.1 Subscription Plans

Some yoga routines require a paid subscription. We offer subscription tiers through the Apple App Store.

7.2 Free Trial

Subscriptions may include a free trial period. If you do not cancel before the free trial ends, you will be automatically charged for the subscription plan you selected.

7.3 Billing

  • Payment is charged to your Apple ID account at confirmation of purchase.
  • Subscriptions automatically renew unless canceled at least 24 hours before the end of the current billing period.
  • The renewal price may change; we will notify you of any price increases in advance.

7.4 Managing Subscriptions

You can manage and cancel your subscription at any time through:

  • iOS: Settings > Apple ID > Subscriptions

7.5 Subscription Expiry

If your subscription expires or is canceled, your account will revert to the free tier. You will retain access to free routines and your existing progress, but premium routines will become unavailable.

7.6 Refunds

All purchases are processed through the Apple App Store. Refund requests must be submitted directly to Apple in accordance with their refund policy:

We do not process refunds directly. For EU consumers: Your statutory right of withdrawal under Directive 2011/83/EU may apply to digital content purchases. However, by initiating a download or starting to use a subscription, you may consent to waive this right as permitted under Article 16(m) of the Directive.

8. Acceptable Use

You agree not to:

  • Use the App for any unlawful purpose or in violation of any applicable laws
  • Attempt to extract, reverse-engineer, decompile, or disassemble any part of the App
  • Interfere with, disrupt, or overload the App or connected networks
  • Redistribute, resell, sublicense, or publicly share content from the App
  • Use automated tools, bots, scrapers, or similar means to interact with the App
  • Upload malicious content, viruses, or harmful code
  • Circumvent any security measures or access controls

9. Intellectual Property

  • The App, including its design, code, branding, exercise content, illustrations, and all original content, is owned by NOTJUST.DEV, SL and is protected by international copyright, trademark, patent, and other intellectual property laws.
  • All trademarks, logos, and service marks displayed in the App are the property of the Company or their respective owners.
  • The exercise routines and instructional content are proprietary. You may not reproduce, distribute, or create derivative works from the exercise content.
  • Nothing in these Terms grants you any right to use the Company's trademarks, logos, or branding.

10. Service Availability

  • The App is provided on an "as available" basis. We do not guarantee uninterrupted, continuous, or error-free access to the App.
  • We may modify, suspend, or discontinue any part of the App at any time, with or without notice.
  • We are not liable for any loss or damage resulting from service interruptions or App updates.

11. Account Deletion & Data Removal

11.1 Deleting Your Data

  • Since your exercise data is stored locally on your device, you can delete all data by uninstalling the App.
  • You can also request deletion of any analytics or error tracking data we hold by visiting notjust.app/zenfit/delete-account or contacting us at support@notjust.app.
  • Active subscriptions are not automatically canceled when you delete the App. You must cancel your subscription through the App Store before deleting the App to avoid further charges.

11.2 Effect of Deletion

  • Deleting the App permanently removes all locally stored exercise data. This action is irreversible.
  • Upon receiving a data deletion request, we will delete your analytics and error tracking data within 30 days.

12. Disclaimers

THE APP IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, WHETHER EXPRESS, IMPLIED, OR STATUTORY, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.

We do not warrant that:

  • The App will be uninterrupted, timely, secure, or error-free
  • The App will meet your expectations or requirements
  • Any defects in the App will be corrected
  • The exercises will achieve any specific health or fitness outcome

The App is for general wellness purposes only. The exercises in the App are not a substitute for professional medical advice, physical therapy, or rehabilitation. Always consult your healthcare provider before starting any exercise program.

13. Limitation of Liability

TO THE FULLEST EXTENT PERMITTED BY APPLICABLE LAW, NOTJUST.DEV, SL SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING BUT NOT LIMITED TO:

  • Loss of profits, revenue, or data
  • Loss of goodwill or reputation
  • Any health-related outcomes, injuries, or physical harm arising from performing exercises shown in the App
  • Cost of substitute services
  • Any damages arising from your use of or inability to use the App
  • Loss of locally stored data due to device failure, App deletion, or updates

In jurisdictions that do not allow the exclusion or limitation of certain damages, our liability shall be limited to the maximum extent permitted by law. In any case, our total aggregate liability shall not exceed the amount you paid to us in the twelve (12) months preceding the event giving rise to the claim.

For EU consumers: Nothing in these Terms limits your statutory rights under applicable EU consumer protection laws, including Directive 2011/83/EU on consumer rights and Directive 1999/44/EC on consumer guarantees.

14. Indemnification

You agree to indemnify, defend, and hold harmless NOTJUST.DEV, SL, its officers, directors, employees, and agents from and against any claims, liabilities, damages, losses, and expenses (including reasonable legal fees) arising out of or related to:

  • Your use of the App
  • Your violation of these Terms
  • Your violation of any third-party rights
  • Any injury or health issue arising from performing exercises shown in the App

For EU consumers: This indemnification clause does not apply to the extent it would conflict with mandatory consumer protection laws in your jurisdiction.

15. Privacy

Your use of the App is also governed by our Privacy Policy. By using the App, you acknowledge the data practices described in the Privacy Policy.

16. Changes to These Terms

We reserve the right to modify these Terms at any time. We will notify you of material changes by:

  • Updating the "Last updated" date at the top of this page
  • Providing in-app notification for material changes

Your continued use of the App after any changes constitutes your acceptance of the revised Terms. If you do not agree to the updated Terms, you must stop using the App.

17. Governing Law and Dispute Resolution

17.1 Governing Law

These Terms shall be governed by and construed in accordance with the laws of Spain, without regard to its conflict of law provisions.

17.2 Jurisdiction

Any disputes arising from or relating to these Terms or the App shall be submitted to the exclusive jurisdiction of the courts of Barcelona, Spain.

17.3 EU Consumer Rights

If you are a consumer residing in the European Union:

  • You may bring proceedings in the courts of your country of residence, in accordance with Regulation (EU) No 1215/2012.
  • Nothing in these Terms affects your rights as a consumer under applicable EU law, including Directive 2011/83/EU on consumer rights.
  • You may use the European Commission's Online Dispute Resolution platform at ec.europa.eu/consumers/odr.

17.4 U.S. Users

If you are located in the United States, any disputes that are not resolved informally shall be resolved in the courts of Barcelona, Spain. You agree to submit to the personal jurisdiction of such courts.

18. Severability

If any provision of these Terms is found to be unenforceable or invalid by a court of competent jurisdiction, that provision shall be modified to the minimum extent necessary to make it enforceable, and the remaining provisions shall continue in full force and effect.

19. Entire Agreement

These Terms, together with our Privacy Policy, constitute the entire agreement between you and NOTJUST.DEV, SL regarding the use of the App and supersede any prior agreements or understandings.

20. Contact Us

If you have questions or concerns about these Terms, please contact us:

NOTJUST.DEV, SL
C/ Balmes 129bis 4º 2ª, 08008 Barcelona, Spain
NIF: B26785477
Email: support@notjust.app