Terms of Service

Last Updated: November 2024

Please read these Terms of Service ("Terms", "Terms of Service") carefully before using the IntervalPro mobile application (the "App") operated by TwinSoftware ("us", "we", or "our").

1. Acceptance of Terms

By downloading, installing, or using the IntervalPro app, you agree to be bound by these Terms of Service. If you disagree with any part of these terms, you may not use our App.

2. Description of Service

IntervalPro is a mobile application that provides interval training timer functionality, workout templates, custom workout creation, and progress tracking features. The App is available in both free and premium versions.

2.1 Free Version

2.2 Premium Version

3. User Accounts and Eligibility

You must be at least 13 years old to use this App. By using IntervalPro, you represent and warrant that you meet this age requirement.

The App does not require account creation. Your workout data is stored locally on your device.

4. Subscription Terms

4.1 Premium Subscription

4.2 Auto-Renewal

Subscriptions automatically renew unless auto-renewal is turned off at least 24 hours before the end of the current period. Your account will be charged for renewal within 24 hours prior to the end of the current period.

4.3 Managing Subscriptions

4.4 Free Trials

If a free trial is offered, you will be charged the subscription fee at the end of the trial period unless you cancel before the trial ends. Any unused portion of a free trial period will be forfeited when you purchase a subscription.

5. Payment and Refunds

5.1 Payment Processing

All payments are processed through the Apple App Store or Google Play Store. We do not collect or store your payment information.

5.2 Refund Policy

Refunds are handled by Apple and Google according to their respective policies:

We cannot provide refunds directly. All refund requests must go through the respective app store.

6. License and Usage Rights

6.1 License Grant

Subject to these Terms, we grant you a limited, non-exclusive, non-transferable, revocable license to use the IntervalPro app for personal, non-commercial use.

6.2 Restrictions

You agree not to:

7. User Content and Data

7.1 Your Data

You retain all rights to your workout data created within the App. Your data is stored locally on your device.

7.2 Data Loss

We are not responsible for any loss of data due to device failure, app deletion, or any other cause. We recommend backing up your device regularly.

8. Health and Safety Disclaimer

IMPORTANT: IntervalPro is a fitness timer tool and is not intended to provide medical advice.

9. Advertisements (Free Version)

The free version of the App displays advertisements provided by Google AdMob. We do not control the content of these advertisements. Advertisements are shown:

Upgrade to Premium to remove all advertisements.

10. Intellectual Property

The App, including its original content, features, and functionality, is owned by TwinSoftware and is protected by international copyright, trademark, patent, trade secret, and other intellectual property laws.

The IntervalPro name, logo, and all related names, logos, product and service names, designs, and slogans are trademarks of TwinSoftware.

11. Third-Party Services and Links

The App may contain links to third-party websites or services (e.g., AdMob, App Store, Play Store). We have no control over and assume no responsibility for the content, privacy policies, or practices of third-party sites or services.

12. App Updates and Changes

We may update the App from time to time to:

We reserve the right to modify or discontinue the App (or any part thereof) with or without notice.

13. Termination

We may terminate or suspend your access to the App immediately, without prior notice, for any reason, including breach of these Terms.

You may terminate your use of the App at any time by deleting it from your device. If you have an active Premium subscription, you must cancel it through your app store to avoid future charges.

14. Disclaimer of Warranties

THE APP IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO:

15. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, TWINSOFTWARE SHALL NOT 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:

16. Indemnification

You agree to indemnify, defend, and hold harmless TwinSoftware and its affiliates, officers, directors, employees, and agents from any claims, liabilities, damages, losses, costs, or expenses (including reasonable attorneys' fees) arising out of or in any way connected with:

17. Governing Law and Jurisdiction

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

Any disputes arising from these Terms or your use of the App shall be resolved in the courts of the applicable jurisdiction.

18. Changes to Terms

We reserve the right to modify or replace these Terms at any time. If a revision is material, we will provide at least 30 days' notice prior to any new terms taking effect.

By continuing to use the App after revisions become effective, you agree to be bound by the revised terms.

19. Severability

If any provision of these Terms is held to be unenforceable or invalid, such provision will be changed and interpreted to accomplish the objectives of such provision to the greatest extent possible under applicable law, and the remaining provisions will continue in full force and effect.

20. Waiver

No waiver by TwinSoftware of any term or condition set forth in these Terms shall be deemed a further or continuing waiver of such term or condition, and any failure to assert a right or provision under these Terms shall not constitute a waiver of such right or provision.

21. Contact Information

If you have any questions about these Terms of Service, please contact us:


By using IntervalPro, you acknowledge that you have read, understood, and agree to be bound by these Terms of Service.