Legal

Terms of Service

Last updated: June 9, 2026  ·  Effective: June 9, 2026

Short version: Use our extensions for their intended purpose. Pay for Pro if you want Pro features. Don't reverse-engineer or redistribute our software. We provide the service as-is.

1. Acceptance of Terms

By installing or using any Clingogo extension ("Extension") or visiting clingogo.com ("Website"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree, please uninstall the extension and stop using our services.

Clingogo is operated by Do Viet Quang, an independent developer based in Ho Chi Minh City, Vietnam.

2. Description of Service

Clingogo develops and distributes Chrome browser extensions. Extensions may be offered under a freemium model with a free tier and a paid Pro subscription. Features available under each tier are described on the relevant product page.

3. Free Tier

The free tier is provided at no cost and may be used indefinitely. We reserve the right to modify, limit, or discontinue free tier features at any time with reasonable notice.

4. Pro Subscriptions

Pro subscriptions are billed on a monthly or annual basis through Polar (polar.sh), our payment provider and Merchant of Record. By subscribing you also agree to Polar's Terms of Service at polar.sh/legal/terms.

5. License

We grant you a limited, non-exclusive, non-transferable, revocable license to use our extensions for personal or commercial purposes on devices you own or control. This license does not include the right to:

6. Acceptable Use

You agree not to use our extensions to:

7. Intellectual Property

All extensions, code, designs, logos, and content created by Clingogo are the exclusive property of Do Viet Quang. "Clingogo", "LunaMode", and associated logos are trademarks of Do Viet Quang. Unauthorized use is prohibited.

8. Disclaimer of Warranties

Our extensions are provided "as is" without warranties of any kind, express or implied. We do not warrant that:

9. Limitation of Liability

To the maximum extent permitted by applicable law, Clingogo and Do Viet Quang shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of our extensions, even if advised of the possibility of such damages.

Our total liability for any claim shall not exceed the amount you paid us in the 3 months preceding the claim.

10. Termination

We reserve the right to terminate or suspend your access to Pro features if you violate these Terms. Upon termination, your license to use Pro features ends immediately. We will provide a pro-rated refund for the unused portion of your subscription at our discretion.

11. Governing Law

These Terms are governed by the laws of the Socialist Republic of Vietnam. Any disputes shall be resolved in the courts of Ho Chi Minh City, Vietnam, unless otherwise required by applicable consumer protection laws in your jurisdiction.

12. Changes to Terms

We may update these Terms at any time. We will notify Pro subscribers via email at least 14 days before material changes take effect. Continued use of our extensions constitutes acceptance of the updated Terms.

13. Contact

For any questions regarding these Terms: