Terms of Service

1. Acceptance of Terms

By creating an account, subscribing to a paid plan, or using the Service in any way, you acknowledge that you have read, understood, and agree to be bound by these Terms and our Privacy Policy. If you do not agree, you must not use the Service.

2. Description of Service

StackOptic is a website technology analysis platform that detects hosting providers, content management systems, frameworks, security configurations, performance metrics, and other technical attributes of publicly accessible websites. The Service provides analysis results for informational purposes only.

3. User Accounts

You may use certain features of the Service without creating an account (subject to daily limits). To access premium features, you must create an account through our authentication provider (Clerk). You are responsible for maintaining the confidentiality of your account credentials and for all activities that occur under your account.

You agree to:

• Provide accurate and complete information when creating an account
• Promptly update your information if it changes
• Not share your account credentials with third parties
• Notify us immediately of any unauthorised access to your account

4. Subscription Plans & Billing

5. Acceptable Use

You agree not to:

• Use the Service for any unlawful purpose or in violation of applicable laws
• Attempt to gain unauthorised access to any part of the Service or related systems
• Use automated means (bots, scrapers) to access the Service beyond the provided API
• Interfere with or disrupt the Service or its infrastructure
• Use the Service to conduct security testing, penetration testing, or vulnerability scanning of third-party websites without authorisation
• Resell, redistribute, or sublicense the Service without our prior written consent
• Use the Service to harass, defame, or harm any individual or entity

6. Intellectual Property

The Service, including its design, code, content, logos, and trademarks, is owned by us and protected by intellectual property laws. You may not copy, modify, distribute, or create derivative works from the Service without our express written permission.

Analysis results generated by the Service may be used by you for your own business purposes, subject to the limitations of your subscription plan.

8. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL WE, OUR DIRECTORS, EMPLOYEES, PARTNERS, AGENTS, SUPPLIERS, OR AFFILIATES BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING WITHOUT LIMITATION LOSS OF PROFITS, DATA, USE, GOODWILL, OR OTHER INTANGIBLE LOSSES, RESULTING FROM:

• Your access to or use of (or inability to access or use) the Service
• Any conduct or content of any third party on the Service
• Any content obtained from the Service
• Unauthorised access, use, or alteration of your transmissions or content

OUR TOTAL AGGREGATE LIABILITY TO YOU FOR ALL CLAIMS ARISING OUT OF OR RELATING TO THESE TERMS OR THE SERVICE SHALL NOT EXCEED THE AMOUNT YOU HAVE PAID US IN THE TWELVE (12) MONTHS PRECEDING THE CLAIM, OR ONE HUNDRED US DOLLARS ($100), WHICHEVER IS GREATER.

9. Indemnification

You agree to indemnify, defend, and hold harmless us and our officers, directors, employees, agents, and affiliates from and against any and all claims, damages, obligations, losses, liabilities, costs, and expenses (including reasonable legal fees) arising from: (a) your use of the Service; (b) your violation of these Terms; (c) your violation of any third-party rights.

10. Third-Party Services

The Service integrates with third-party providers including Clerk (authentication), Lemon Squeezy (payments), and Google (analytics, reCAPTCHA, Gemini AI). Your use of these third-party services is subject to their respective terms of service and privacy policies. We are not responsible for the practices of these third-party providers.

11. Modifications to Terms

We reserve the right to modify these Terms at any time. Material changes will be communicated via email or through the Service. Your continued use of the Service after any modification constitutes acceptance of the updated Terms.

12. Termination

We may terminate or suspend your account and access to the Service immediately, without prior notice, if you breach these Terms. Upon termination, your right to use the Service will immediately cease. Provisions that by their nature should survive termination shall survive, including ownership, warranty disclaimers, indemnification, and limitations of liability.

13. Governing Law & Jurisdiction

These Terms shall be governed by and construed in accordance with the laws of England and Wales, without regard to its conflict of law provisions. Any disputes arising under these Terms shall be subject to the exclusive jurisdiction of the courts of England and Wales.

14. Contact

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