Privacy Policy for Skiller Calculator Hub

August 26, 2026

Introduction

At Skiller Calculator Hub, we are committed to protecting your privacy and ensuring a transparent experience. This Privacy Policy explains what information we collect, how we use it, and the choices you have regarding your personal data when you use our free online calculators.

Information We Collect

We only collect the information necessary to provide you with our services.

  • Calculator Inputs: When you use our tools, the numbers and parameters you enter are temporarily processed on your device. Most standard calculations are performed locally and do not require transmission to our servers.
  • Account Information: If you choose to register for a personal account, we collect your email address and your display name (depending on whether you register via Email, Google, or GitHub).

How We Use Your Information

We use the information we collect solely to:

  • Provide and maintain the functionality of our 150+ calculators.
  • Save your favorite calculators to your personal cabinet.
  • Cache your previous calculations so you can access them quickly in the future.
  • Send you administrative emails if you request a password reset or contact support.
  • Improve our website’s performance and user experience based on aggregated, anonymous analytics.

Personal Cabinet & Third-Party Authentication

To access your personal cabinet, you can log in using your Email address, Google account, or GitHub account.

  • When using Google or GitHub, we use their secure OAuth services. We do not receive or store your passwords. We only receive basic profile information (like your name and email) necessary to create and identify your account on our platform.

Data Security and Encryption

Your security is our top priority. All data stored in your personal cabinet, including your calculation history and favorite tools, is encrypted on our secure servers. All transmitted data is protected using modern SSL/TLS encryption protocols.

Cookies and Local Storage

We use essential cookies to keep you logged in and to remember your preferences. We also use local storage on your device to cache your recent calculation inputs. You can clear your browser’s local storage at any time to remove this data. For more detailed information on how we use cookies, please review our Cookie Policy.

Third-Party Services

We use trusted third-party services to operate our website. These include:

  • Hosting Provider: Hostinger (for secure server storage).
  • Authentication Providers: Google and GitHub (for secure logins).
  • Analytics Services: To help us understand user behavior (data is aggregated and anonymized).
  • Consent Management: CookieYes (to manage your cookie preferences).

Data Retention

We retain your account information and saved favorites for as long as you have an active account. If you wish to delete your account, you can contact us, and we will permanently erase your personal data from our servers within 30 days, unless we are legally obligated to retain it for administrative, legal, or security purposes.

Your Rights (GDPR & CCPA)

Depending on your location, you have the right to:

  • Access the personal data we hold about you.
  • Request a copy of your data.
  • Request correction of inaccurate data.
  • Request deletion of your personal data (“Right to be Forgotten”).
  • Object to the processing of your data. To exercise any of these rights, please contact us using the email provided below.

Children’s Privacy

Our services are not directed to individuals under the age of 13. We do not knowingly collect personal data from children. If you believe we have accidentally collected data from a child, please contact us, and we will delete it immediately.

Changes to This Policy

We may update this Privacy Policy from time to time to reflect changes in technology, regulation, or our business practices. Any changes will be posted on this page with a revised date. We encourage you to review this policy periodically.

Contact Us

If you have any questions or concerns about this Privacy Policy or your data, please contact us at:

Email: admin@calc.skiller.info