Big Space

Ersha Terms of Service

Last updated: December 2025

By using Ersha, you agree to these terms of service.

License

Ersha grants you a personal, non-exclusive, non-transferable, revocable license to use this app on devices you own or control, subject to these terms and Apple's App Store Terms of Service.

Restrictions

You agree not to:

  • Reverse engineer, decompile, or modify the app
  • Use the app for any commercial purpose
  • Redistribute, resell, or sublicense the app
  • Use the app in any way that violates applicable laws

Disclaimer of Warranties

ERSHA IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, 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, ERROR-FREE, OR FREE OF HARMFUL COMPONENTS.

Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL ERSHA OR ITS DEVELOPERS BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, OR ANY LOSS OF PROFITS OR REVENUES, WHETHER INCURRED DIRECTLY OR INDIRECTLY, OR ANY LOSS OF DATA, USE, GOODWILL, OR OTHER INTANGIBLE LOSSES, RESULTING FROM YOUR USE OR INABILITY TO USE THE APP.

Fitness Data

Heart rate data, zone calculations, and other fitness metrics are estimates based on general formulas. Individual results vary. You acknowledge that this data should not be relied upon for medical decisions.

Changes to Terms

We reserve the right to modify these terms at any time. Continued use of the app after changes constitutes acceptance of the modified terms.

Termination

You may terminate this agreement at any time by deleting the app. We reserve the right to discontinue the app or terminate your access at any time without notice.

Governing Law

These terms shall be governed by and construed in accordance with the laws of New Zealand, without regard to conflict of law principles.

Contact

For questions about these terms, contact us at: support@bigspace.co.nz

Medical Disclaimer

Not a Medical Device

Ersha is a fitness and wellness application. It is not a medical device and is not intended to diagnose, treat, cure, or prevent any disease or health condition.

Consult Your Physician

Consult your physician or healthcare provider before starting any exercise program, especially if you have any pre-existing health conditions, are pregnant, or have concerns about your health.

Heart Conditions

If you have a heart condition, are on beta blockers, or take any medications that affect your heart rate, consult your doctor before using this app. The heart rate zones may not be appropriate for your situation.

Heart Rate Data

Heart rate data from Apple Watch is estimated and may not be accurate in all conditions. Do not rely on this data for medical decisions.

Warning Signs

Stop exercising immediately and seek medical attention if you experience:

  • Chest pain or discomfort
  • Dizziness or lightheadedness
  • Shortness of breath
  • Nausea
  • Unusual fatigue
  • Heart palpitations

Your Responsibility

By using Ersha, you acknowledge that you exercise at your own risk. Listen to your body and never push through pain or discomfort.