Last updated: January 22, 2026
Welcome to HVACCalc. We respect your privacy and are committed to protecting it. This Privacy Policy explains how we collect, use, and safeguard your information when you visit our website.
Personal Data: We do not require you to create an account to use our calculator. We generally do not collect personally identifiable information (PII) like names or emails unless you voluntarily provide them via contact forms.
Usage Data: We may automatically collect information about how the website is accessed and used (e.g., IP address, browser type, pages visited). This data is used for analytics to improve the tool.
Local Storage: Our calculator uses your browser's Local Storage to temporarily save your inputs (e.g., floor area, state) so you don't lose work if you refresh. This data remains on your device and is not transmitted to our servers for permanent storage.
We use cookies and similar tracking technologies to track the activity on our Service and hold certain information. You can instruct your browser to refuse all cookies.
Google AdSense: We use Google AdSense to display ads. Google uses cookies to serve ads based on your prior visits to our website or other websites. Google's use of advertising cookies enables it and its partners to serve ads to you based on your visit to our sites and/or other sites on the Internet. You may opt out of personalized advertising by visiting Ads Settings.
Our Service may contain links to other sites that are not operated by us. If you click on a third-party link, you will be directed to that third party's site. We strongly advise you to review the Privacy Policy of every site you visit.
We comply with applicable data protection laws, including GDPR and CCPA, where applicable to our limited data collection practices.
If you have any questions about this Privacy Policy, please contact us.