Terms of Service

Agreement to Terms

These Terms of Service ("Terms") constitute a legally binding agreement between you and browser s.r.o. ("Sumdown," "we," "us," or "Company"), Kvacalova 14, 821 08 Bratislava, Slovakia, European Union, governing your access to and use of sumdown.com and the Sumdown application (the "Service"). By accessing or using the Service, you agree to be bound by these Terms. If you do not agree, you may not use the Service.

1. Description of Service

Sumdown is a personal productivity tool that helps users consume YouTube content more efficiently by importing YouTube subscriptions; generating AI-powered text summaries of videos; organizing summaries in a personal, private library; providing a reading-first experience for video content. The Service is designed as a personal tool to complement, not replace, YouTube.

2. Eligibility

To use the Service, you must be at least 16 years of age; have the legal capacity to enter into a binding agreement; not be prohibited from using the Service under applicable laws; have a valid Google account to connect YouTube. By using the Service, you represent and warrant that you meet these requirements.

3. Account Registration

To access the Service, you must create an account by signing in with your Google account. You agree to provide accurate and complete information; maintain the security of your account credentials; notify us immediately of any unauthorized access; accept responsibility for all activities under your account. When you connect your Google account, you authorize us to access certain YouTube data as described in our Privacy Policy. You can revoke this access at any time through your Google Account settings.

We reserve the right to suspend or terminate your account if you violate these Terms; engage in fraudulent or illegal activity; abuse the Service or other users; fail to pay applicable fees.

4. Subscription Plans and Payments

Sumdown offers both free and paid subscription plans as described on our pricing page. Payments are processed by Polar.sh, which acts as our Merchant of Record and handles all international tax compliance (VAT, GST, sales tax). If you subscribe to a paid plan, you authorize Polar to charge your payment method on a recurring basis; subscription fees are billed in advance; all fees are non-refundable except as required by law.

You may cancel your subscription at any time through your account settings. Upon cancellation, you retain access until the end of your current billing period; no refunds are provided for partial periods; your account will revert to the free plan. We may change prices with 30 days' notice; continued use after a price change constitutes acceptance.

5. Acceptable Use

Permitted: Personal, non-commercial purposes; generating summaries of videos for your own consumption; organizing and searching your personal summary library; learning and research purposes.

Prohibited: Infringing intellectual property rights; violating applicable laws or YouTube's Terms of Service; publicly distributing, publishing, or sharing AI-generated summaries; creating derivative works for commercial distribution; building competing products or reselling access; attempting to bypass usage limits or access controls; using automated scripts, bots, or scrapers; interfering with Service operation or reverse engineering; harassing or harming others; spreading malware; engaging in fraud or impersonation.

You are solely responsible for the videos you choose to summarize; ensuring you have the right to access the content; how you use the generated summaries; complying with all applicable laws.

6. Intellectual Property

The Service, including its design, features, code, and branding, is owned by browser s.r.o. and protected by intellectual property laws. You may not copy, modify, or distribute any part without written permission. You retain ownership of content you create or upload (such as notes or annotations); by using the Service, you grant us a limited license to store and display your content as necessary.

AI-generated summaries are derivative works provided for your personal use only. You acknowledge that summaries are based on third-party content; you may not publicly distribute or commercialize them; they are provided "as is" and may contain errors; we do not claim ownership of third-party video content. The videos you summarize are owned by their respective creators; summaries are transformative works intended for personal use only.

7. Copyright and DMCA Policy

We respect intellectual property rights and expect users to do the same. The Service is designed for personal, transformative use that complements original content. If you believe your copyrighted work has been infringed, send a DMCA takedown notice to support@sumdown.com or browser s.r.o., Kvacalova 14, 821 08 Bratislava, Slovakia, including: your signature; identification of the copyrighted work; identification of the infringing material and its location; your contact information; a good faith belief statement; a statement under penalty of perjury that the information is accurate and you are authorized to act.

Counter-notifications may be submitted with: your signature; identification of removed material and prior location; statement under penalty of perjury of good faith belief of error; your contact information and consent to jurisdiction. We will terminate accounts of repeat infringers.

8. Creator Opt-Out

Content creators may request channel exclusion from Sumdown by emailing support@sumdown.com from an email associated with their YouTube channel, including channel URL and proof of ownership. Requests processed within 14 business days. Once excluded, new videos cannot be summarized; existing summaries may remain in users' libraries; exclusion applies to all users.

9. Disclaimers

THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT, OR ACCURACY OF CONTENT.

AI-generated summaries may contain errors, omissions, or inaccuracies; should not be relied upon as authoritative sources; may not fully capture nuance of original content; are for informational purposes only. We are not responsible for availability or functionality of third-party services (YouTube, Google, payment processors); changes to their terms or APIs; content or accuracy of third-party data. The Service does not provide legal, financial, medical, or other professional advice.

10. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, SUMDOWN SHALL NOT BE LIABLE FOR: indirect, incidental, special, consequential, or punitive damages; loss of profits, data, use, goodwill, or other intangible losses; damages from unauthorized account access; damages from third-party conduct or content; damages from Service interruption or cessation.

Our total liability for any claims shall not exceed the greater of: the amount you paid us in the 12 months preceding the claim, or one hundred US dollars ($100). These limitations reflect the allocation of risk and are an essential basis of the agreement.

11. Indemnification

You agree to indemnify, defend, and hold harmless browser s.r.o. and its officers, directors, employees, and agents from any claims, damages, losses, liabilities, and expenses (including legal fees) arising from your use of the Service; your violation of these Terms; your violation of any third-party rights; your violation of applicable laws; content you submit or generate through the Service.

12. Dispute Resolution

Before filing any formal dispute, you agree to contact us at support@sumdown.com and attempt informal resolution for at least 30 days. These Terms are governed by the laws of Slovakia, European Union, without regard to conflict of law principles. Disputes not resolved informally shall be resolved in the courts of Slovakia; you consent to personal jurisdiction. You agree to resolve disputes on an individual basis and waive the right to participate in class actions, class arbitrations, or representative actions.

13. Changes to Terms

We may modify these Terms at any time. Material changes will be notified by posting updated Terms; updating the "Last Updated" date; sending email notification. Continued use after changes constitutes acceptance. If you do not agree, you must stop using the Service.

14. General Provisions

These Terms, together with our Privacy Policy, constitute the entire agreement. If any provision is unenforceable, remaining provisions continue in effect. Failure to enforce any provision does not constitute waiver. You may not assign these Terms without written consent; we may assign without restriction. No third-party beneficiary rights are created. We are not liable for delays or failures from circumstances beyond reasonable control (force majeure).

15. YouTube and Google

By using the Service, you acknowledge that YouTube content is subject to YouTube's Terms of Service; content creators retain all rights to their original content; our Service provides summaries for personal, transformative use only; you will not use the Service to violate YouTube's Terms. Our use of Google APIs complies with the Google API Services User Data Policy, including the Limited Use requirements. Sumdown is not affiliated with, endorsed by, or sponsored by YouTube or Google.

16. Contact

browser s.r.o., Kvacalova 14, 821 08 Bratislava, Slovakia, European Union. Email: support@sumdown.com.