spira
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Terms of Use

Effective date: 18 September 2026 · Last updated: 27 September 2026

1. Acceptance

By downloading or using spira (the “App”), you agree to these Terms of Use. If you do not agree, do not use the App. The App is provided by Karim Ghezali (“we”, “us”), contact hello@withspira.com. Purchases made through the App Store are also subject to Apple’s terms and conditions.

2. Eligibility

The App is intended for users aged 16 and older and for people who are physically able to perform intense exercise. By using the App you confirm you meet these conditions.

3. Not medical advice — important

spira provides training guidance only and is not medical advice. It does not diagnose, treat, monitor, or prevent any medical condition. The physiological information in the App is research-informed, general in nature, and not a substitute for professional medical or clinical judgement. Heart-rate zones, estimated maximum heart rate, and other metrics shown in the App are training estimates, not clinical measurements.

Consult a qualified physician before beginning any intense exercise or breathwork programme, especially if you have or suspect any heart, respiratory, or other medical condition, are pregnant, or are taking medication.

4. Assumption of risk

Intense interval training and breathwork carry inherent risks, including injury, fainting, or in rare cases serious harm. You use the App voluntarily and at your own risk. You are responsible for exercising within your limits, stopping if you feel unwell, and seeking medical attention when needed. Do not perform breathwork while driving, in water, or in any situation where lightheadedness could be dangerous.

5. Free and premium features

Some protocols and features of the App are free. Additional protocols and training programmes are available with a paid subscription, spira Premium. The protocols, programmes, and features included in each tier may change as the App evolves.

6. Subscriptions

spira Premium is offered as an auto-renewing subscription, purchased through the Apple App Store. Monthly and annual plans may be offered.

  • Price. The price, billing period, and currency of each plan are shown by the App Store before you confirm a purchase. Prices are set in your local currency by Apple and may vary by country or region.
  • Payment. Payment is charged to your Apple Account when you confirm the purchase (or, if you start a free trial, when the trial ends).
  • Automatic renewal. Your subscription renews automatically at the end of each billing period at the then-current price, unless you cancel it through Apple before the end of the current period.
  • Managing and cancelling. You manage and cancel your subscription in your Apple Account subscription settings on your device. Cancelling stops future renewals; you keep access until the end of the period you have already paid for.
  • Deleting the App does not cancel your subscription. To stop being charged, cancel through your Apple Account subscription settings.
  • Price changes. If the price of a subscription changes, Apple may notify you and, where required, request your consent before the higher price applies, in line with Apple’s own policies.

7. Free trials and introductory offers

  • Free trials or other introductory offers may be available for some plans. Whether an offer is available to you depends on Apple’s eligibility rules and your country or region — for example, a free trial is usually available only once. The App shows a free trial only when the App Store confirms you are eligible.
  • The duration and terms of a specific offer are those shown in the purchase flow before you confirm.
  • When an eligible free trial ends, it converts automatically to the paid subscription shown at the time of purchase, unless you cancel through your Apple Account subscription settings before the trial ends.

8. Billing, refunds, and your statutory rights

All subscription payments are processed by Apple, not by us. We do not receive your payment card details and cannot issue charges or refunds ourselves. Refund requests are handled by Apple under Apple’s policies. Nothing in these Terms limits any mandatory consumer rights you have under the law of your country of residence.

9. Restoring purchases

Your subscription is linked to your Apple Account, not to a spira account (the App has no accounts). If you reinstall the App or use another device signed in to the same Apple Account, use Restore Purchases in the App to restore access to an eligible, active App Store subscription.

10. Pre-release versions

If you use a pre-release version of the App (for example through TestFlight), you understand it is provided “as is” for testing: it may contain bugs, change, or be discontinued, and features may be added or removed.

11. Feedback

If you send us feedback, you grant us a non-exclusive, royalty-free, perpetual licence to use it to improve spira, without obligation or compensation to you.

12. Licence and acceptable use

We grant you a personal, non-transferable, revocable licence to use the App for your own, non-commercial training. You agree not to: copy, modify, reverse-engineer, resell, or redistribute the App or its content; use it unlawfully; or interfere with its operation or security.

13. Intellectual property

The spira name, brand, design, audio, protocols, text, and software are owned by us and protected by law. These Terms grant you no ownership rights. “spira” and associated marks may not be used without our written permission.

14. Third-party services and platforms

The App runs on Apple platforms and uses third-party services (e.g. Apple, Apple Health, RevenueCat, PostHog, Sentry) as described in the Privacy Policy. Your use of Apple services, including App Store purchases, is also governed by Apple’s terms. Apple is not responsible for the App or its content, and is a third-party beneficiary of these Terms with the right to enforce them. Any App-related claims (warranty, product liability, legal compliance) are our responsibility, not Apple’s, to the extent permitted by law.

15. Disclaimers

To the maximum extent permitted by law, the App is provided “as is” and “as available,” without warranties of any kind, express or implied, including fitness for a particular purpose and accuracy of physiological information or heart-rate data. We do not warrant that the App will be uninterrupted, error-free, or that metrics shown are clinically accurate.

16. Limitation of liability

To the maximum extent permitted by law, we are not liable for any indirect, incidental, or consequential damages, or for any injury, health consequence, or loss of data arising from your use of the App. Nothing in these Terms excludes liability that cannot be excluded under applicable law (including, for consumers, mandatory statutory rights).

17. Indemnity

You agree to hold us harmless from claims arising out of your misuse of the App or breach of these Terms, to the extent permitted by law.

18. Changes

We may update these Terms as the App evolves. We will post the updated version and change the “Last updated” date. Continued use after changes means you accept them.

19. Governing law

These Terms are governed by the laws of France, without prejudice to mandatory consumer-protection rights you have in your country of residence.

20. Contact

hello@withspira.com

Learn About Support Privacy Terms

hello@withspira.com · X @withspira

© 2026 spira

spira is for training guidance only and is not medical advice.