User Agreement

Terms of Service

Effective Date: January 1, 2025 • Last Updated: September 2026

1. Acceptance of Terms

By accessing, browsing, or using Pregnancy Calculator at https://pregnancycalculator.app (the “Website,” “Service,” or “Platform”), you acknowledge that you have read, understood, and agree to be bound by these Terms of Service (“Terms”) and our Privacy Policy and Medical Disclaimer.

If you do not agree to these Terms, you must immediately discontinue your use of this Website.

2. Non-Diagnostic Educational Purpose

Pregnancy Calculator is provided solely for informational, reference, and educational purposes. The mathematical calculations, date estimations, trimester schedules, and fetal development timelines are not medical diagnoses, ultrasound interpretations, clinical recommendations, or medical advice.

No Healthcare Provider Relationship: Your use of this Website does not establish a doctor-patient, nurse-patient, or healthcare provider relationship. You should never disregard professional obstetrical or gynecological advice or delay seeking medical care because of information or calculation outputs obtained on this Website.

For any questions regarding a potential or confirmed pregnancy, complications, fetal movement, or medications, consult a licensed obstetrician, certified nurse-midwife, or maternal health physician.

3. Intellectual Property Rights & Limited License

All content on this Website—including but not limited to text, calculation logic, software code, SVG illustrations, logos, visual designs, interactive components, and written educational guides—is the intellectual property of Pregnancy Calculator and is protected by international copyright, trademark, and intellectual property laws.

We grant you a limited, non-exclusive, non-transferable, revocable license to access and use the Platform for personal, non-commercial use.

You agree not to copy, reproduce, republish, distribute, reverse-engineer, frame, or create derivative works from our content or calculation algorithms without prior written consent from Pregnancy Calculator.

If you believe any content on our Platform infringes your copyright, please review our DMCA Copyright Policy to submit a formal takedown notice to our designated agent.

4. Acceptable Use & Prohibited Conduct

When accessing or using the Service, you agree not to:

  • Use the Platform for any unlawful, fraudulent, or harmful purpose;
  • Deploy automated bots, spiders, scrapers, or crawlers to extract calculation algorithms, article text, or platform data without authorization;
  • Interfere with, disrupt, or place an unreasonable load on the Platform's infrastructure or server networks;
  • Attempt to circumvent security controls, authentication headers, or rate limits;
  • Submit false, misleading, or abusive inquiries through our contact forms.

5. Third-Party Advertisements & Google AdSense

This Website displays advertisements served by third-party advertising networks, including Google AdSense. Third-party advertising partners may use cookies and web beacons to serve ads based on your prior visits to this or other websites.

We do not control the content, claims, or policies of third-party advertisers or external websites linked to from advertisements. The presence of an advertisement does not imply endorsement, warranty, or clinical validation by Pregnancy Calculator.

For details on how Google uses advertising data and how you can opt out of personalized advertising, please consult our Privacy Policy.

6. Disclaimer of Warranties

THE SERVICE IS PROVIDED ON AN “AS IS” AND “AS AVAILABLE” BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, ACCURACY, TITLE, OR NON-INFRINGEMENT.

WHILE WE STRIVE TO IMPLEMENT VERIFIED OBSTETRICAL ALGORITHMS (SUCH AS NAEGELE'S RULE AND ACOG STANDARDS), WE DO NOT WARRANT THAT THE CALCULATIONS WILL BE ERROR-FREE, UNINTERRUPTED, COMPATIBLE WITH ALL HARDWARE, OR APPLICABLE TO EVERY INDIVIDUAL BIOLOGICAL CIRCUMSTANCE.

7. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL PREGNANCY CALCULATOR, ITS OPERATORS, AFFILIATES, DIRECTORS, AUTHORS, OR LICENSORS BE LIABLE FOR ANY DIRECT, INDIRECT, PUNITIVE, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR EXEMPLARY DAMAGES, INCLUDING BUT NOT LIMITED TO DAMAGES FOR LOSS OF HEALTH, EMOTIONAL DISTRESS, PERSONAL INJURY, LOSS OF PROFITS, OR LOSS OF DATA, ARISING OUT OF OR IN CONNECTION WITH YOUR ACCESS TO OR USE OF (OR INABILITY TO USE) THIS WEBSITE OR ITS CALCULATORS.

8. Modifications to the Service and Terms

We reserve the right to modify, enhance, suspend, or discontinue any aspect of the Platform or these Terms at any time without prior notice. Any updates will become effective immediately upon posting to this page with an updated “Last Updated” date.

Your continued use of the Website after any modifications constitutes acceptance of the revised Terms.

9. Governing Law & Severability

These Terms shall be governed by and construed in accordance with standard international commercial law principles. If any provision of these Terms is found to be unlawful, void, or unenforceable, that provision shall be deemed severable and shall not affect the validity and enforceability of any remaining provisions.

10. Contact & Legal Notices

If you have any questions or formal inquiries regarding these Terms of Service:

Pregnancy Calculator Legal & Compliance Desk

Email: contact@pregnancycalculator.app

All legal inquiries and compliance requests are reviewed within 24 to 48 business hours.

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