Privacy Policy

CalculioHub (https://calculiohub.com) is an online calculator and utility platform. This Privacy Policy applies to visitors and users of our website and tools. Who operates the site is named on the About page.

We may collect the following categories of information:

• Usage data: pages viewed, tools used, approximate device/browser information, and general analytics needed to improve performance and content.
• Contact data: name, email address, and message content when you submit a contact, review, or suggestion form.
• Local device data: some tools (for example, the Personal Expense Tracker) store data only in your browser via localStorage and do not upload that ledger to our servers.
• Cookies and similar technologies: used for site preferences (such as theme), analytics, and advertising as described below.

We use information to:

• Operate, maintain, and improve CalculioHub tools and pages
• Respond to support requests, reviews, and suggestions
• Measure traffic and understand which tools are most useful
• Protect against abuse and ensure platform reliability
• Serve and measure advertising where enabled

We may use third-party advertising services, including Google AdSense (or similar partners), to display ads on CalculioHub.

Third-party vendors, including Google, use cookies to serve ads based on a user’s prior visits to this website or other websites. Google’s use of advertising cookies enables it and its partners to serve ads to users based on their visit to CalculioHub and/or other sites on the Internet.

Users may opt out of personalized advertising by visiting Google Ads Settings. Alternatively, you can opt out of some third-party vendors’ use of cookies for personalized advertising by visiting www.aboutads.info.

For more information about how Google uses data when you use our sites or apps, see How Google uses information from sites or apps that use our services.

We may use analytics tools (which can include Google Analytics or similar services) to understand aggregate traffic patterns. These providers may set cookies or collect truncated device and usage data under their own privacy policies.

We do not sell your personal information. We may share limited data with service providers who help us operate the site (for example, email delivery for contact forms, hosting, analytics, and advertising partners), only as needed to provide those services or as required by law.

Contact and feedback messages are retained as needed to respond and improve the product. Browser-local tool data remains on your device until you clear it. Advertising and analytics partners retain data according to their own policies.

Depending on your location, you may have rights to:

• Request access to or deletion of personal information you provided
• Correct inaccurate contact details
• Opt out of personalized advertising via the links above
• Control cookies through your browser settings

To make a privacy request, contact us via the Contact page.

CalculioHub is a general-audience utility site and is not directed at children under 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided personal data, please contact us so we can delete it.

We may update this Privacy Policy from time to time. The “Last updated” date at the top of this page will change when we do. Continued use ofCalculioHub after updates constitutes acceptance of the revised policy.

Questions about privacy? Visit our Contact page or email calculiohub.support@gmail.com.