We wrote this to be actually readable — plain English, no legalese. It explains what information we collect, how we use it, and how Google advertising works on this site.
Calcgator (calcgator.com) is a free online calculator platform built and operated by Akash (Brainy Bidyut), based in India. We offer tools for kitchen conversions, home energy, health, and finance calculations.
We use Google Analytics to understand how visitors use our site. This may include which pages are visited, how long users stay, what country they're from (country-level only), what device/browser was used, and how they found the site. None of this data identifies you personally.
Numbers you enter into our calculators are processed entirely in your browser. They are never sent to our servers or stored anywhere. When you close the tab, the data is gone.
If you use our contact form or "Suggest a Tool" feature, we receive your message and any contact details you voluntarily include (such as your email address). We use this solely to respond to you.
Calcgator participates in the Google AdSense programme. This means Google may display advertisements on our website. These ads help us keep all our calculators free forever.
Google, as a third-party vendor, uses cookies to serve ads on our site. Google's use of the DART cookie enables it to serve ads to visitors based on their visit to calcgator.com and other sites on the internet. This is called interest-based advertising or personalised advertising.
When you visit Calcgator, Google AdSense may collect and use the following for ad personalisation:
This data is processed by Google under Google's Privacy Policy. Calcgator does not control how Google uses this data for advertising purposes.
You have the right to opt out of personalised advertising. Here are your options:
Note: Opting out of personalised ads means you will still see ads on Calcgator, but they will be less relevant to your interests.
Calcgator uses cookies for the following purposes:
| Cookie type | Purpose | Set by | Duration |
|---|---|---|---|
| Essential / Functional | Dark/light mode preference, recent calculation history | Calcgator (local storage) | Until cleared |
| Analytics | Anonymous traffic measurement (Google Analytics) | Up to 2 years | |
| Advertising (DART) | Personalised ad serving via Google AdSense | Up to 2 years |
You can clear or block cookies through your browser settings at any time. Most browsers allow you to refuse all cookies, accept only certain types, or delete existing cookies. See your browser's help pages for instructions.
The following third-party services are used on Calcgator. Each operates under its own privacy policy:
We do not embed social media tracking pixels, affiliate tracking scripts, or any other third-party advertising technology beyond Google AdSense on Calcgator.
We do not sell your data. The only situations in which data is shared:
Calcgator is a general-purpose calculator platform suitable for all ages. We do not knowingly collect personal information from children under the age of 13. Since we require no registration and collect no personal data, there are no special child-specific risks with our tools.
If you believe a child has submitted personal information through our site (for example, via a contact form), please email us at hello@calcgator.com and we will remove it promptly.
Depending on your location, you may have the following rights regarding your personal data:
EU/UK visitors (GDPR): You are protected by the General Data Protection Regulation. Our legal basis for processing analytics data is legitimate interest (understanding how our free tools are used to improve them). Our legal basis for advertising cookies is consent. You may withdraw consent at any time by adjusting your browser cookie settings or using Google's opt-out tools.
California residents (CCPA): You have the right to know what personal information is collected, to request deletion, and to opt out of the sale of personal information. We do not sell personal information.
To exercise any of these rights, contact us at hello@calcgator.com.
If you have any questions about this Privacy Policy or how we handle your information:
We aim to respond to all privacy queries within 2–3 business days.