Privacy Policy

Last updated: August 14, 2026
Nikkel ("Nikkel", "we", "us", or "our") helps teams visually review websites, add annotations and feedback, collaborate with teammates, and resolve website feedback.This Privacy Policy explains what information Nikkel collects, how we use it, and how we protect it when you use Nikkel, including the Nikkel Chrome extension.
1. Information We Collect
Account information
When you use Nikkel, we may collect information associated with your Nikkel account, such as your name, email address, and account identifier.
Website and review information
Nikkel's core functionality requires access to webpages that you choose to review. Depending on how you use Nikkel, this may include:Webpage URLs and page titlesInformation necessary to identify the webpage being reviewed Website content necessary to display or create a reviewScreenshots or visual representations of webpages, where applicable Annotation positions and review metadata Comments, feedback, and other content you submit through Nikkel
Extension information
Nikkel may store extension settings and local state in your browser to provide the extension's functionality.
Technical information
Nikkel may process basic technical information necessary to operate and secure the service, such as IP addresses, timestamps, browser information, and error information.
2. How We Use Information
We use information to:
  • Provide and operate Nikkel
  • Authenticate and manage user accounts
  • Create, display, and synchronize website reviews
  • Store and display annotations and feedback
  • Maintain and secure the service
  • Troubleshoot technical issues
  • Respond to support requests
  • Prevent abuse and unauthorized access
  • Comply with applicable legal obligations
  • Enable collaboration between users
We do not sell personal information. We do not use information collected through the Nikkel Chrome extension for personalized or interest-based advertising.
3. Chrome Extension Permissions
The Nikkel Chrome extension requests access to webpages because its primary purpose is to allow users to review and annotate websites directly in their browser.
Nikkel uses its Chrome permissions as follows:
  • Webpage access: Used to display Nikkel's review and annotation functionality on webpages.
  • Storage: Used to maintain extension settings and local state.
  • Scripting: Used to inject Nikkel's review and annotation functionality into webpages.
  • Tabs: Used to identify the webpage being reviewed and associate review data with the appropriate page.
  • Clipboard: Used when a user chooses to copy Nikkel-generated content or links.
  • Identity: Used to authenticate users and associate the extension with their Nikkel account.
4. Data Storage
Nikkel uses Supabase to store data required to provide the service.Depending on how you use Nikkel, information stored by Nikkel may include account information, website review data, annotations, comments, feedback, and associated webpage information.Supabase processes and stores this information on Nikkel's behalf. Nikkel does not use any third-party analytics, advertising, or data-broker services to sell or monetize user data.
5. Sharing of Information
We do not sell your personal information.
We may share information only when necessary to:
  • Provide Nikkel's functionality through our service providers, including Supabase;
  • Comply with applicable laws, regulations, legal processes, or governmental requests;
  • Protect the rights, security, or property of Nikkel, our users, or others;
  • Prevent fraud, abuse, or unauthorized access; or unauthorized access; or
  • Complete a merger, acquisition, financing, reorganization, or sale of assets.
  • Our service providers may process information only as necessary to provide services to Nikkel and are subject to appropriate contractual or other protections.
6. Data Retention
We retain information for as long as necessary to provide Nikkel and its features, maintain security and operational records, resolve disputes, and comply with legal obligations.When information is no longer needed, we may delete or anonymize it, subject to applicable legal and backup requirements.`
7. Data Security
We take reasonable technical and organizational measures to protect information against unauthorized access, alteration, disclosure, or destruction.However, no method of transmission or storage is completely secure, and we cannot guarantee absolute security.
8. Your Rights
Depending on your location and applicable law, you may have the right to: Access your personal information; Correct inaccurate information; Request deletion of your information; Object to or restrict certain processing; andRequest a copy of your information.

To make a privacy request, contact us using the information below. We may need to verify your identity before fulfilling a request.
9. Children's Privacy
Nikkel is intended for business and professional use and is not directed to children under 13.We do not knowingly collect personal information from children under 13.
10. International Data Processing
Nikkel and its service providers, including Supabase, may process or store information in countries other than your country of residence. Where required by applicable law, appropriate safeguards will be used for international transfers of personal information.
11. Chrome Web Store Limited Use
Nikkel complies with the Chrome Web Store User Data Policy and Limited Use requirements.Information obtained through Chrome extension permissions is used only to provide or improve Nikkel's disclosed functionality.Nikkel does not sell user data or use it for personalized, retargeted, or interest-based advertising.Nikkel does not transfer user data to third parties except where necessary to provide Nikkel's functionality, comply with applicable law, protect Nikkel and its users, or complete a permitted corporate transaction.
12. Changes to This Privacy Policy
We may update this Privacy Policy from time to time. When we make material changes, we will update the "Last updated" date and provide additional notice where required by law.
13. Contact
Nikkel support
Email: nikkel_support@dipanjan.work
Website: https://www.nikkel.webflow.io/
If you have questions about this Privacy Policy or how Nikkel handles your information, please contact us at the email address above.