Calculator Hub uses cookies and similar browser tracking technologies to deliver a fast, reliable, and personalized user experience while keeping our 1,200+ calculator directory entirely free of charge.
What Are Cookies?
Cookies are small text files that websites place on your computer or mobile device when you visit. They are widely used to make websites work properly, remember your user preferences (such as your chosen metric or imperial units), and provide anonymous analytics insights to website administrators.
The Categories of Cookies We Use
| Category | Purpose | Opt-Out Method |
|---|---|---|
| Strictly Necessary | Required for basic site navigation, CSRF security verification, and remembering your session states. | Cannot be disabled as the site cannot function without them. |
| Preferences & Functional | Remembers your calculator inputs, recent calculation history, and theme settings so you don't have to re-enter them. | Clear browser local storage or adjust cookie banner. |
| Analytics & Performance | Helps us measure which calculators are popular, discover slow loading pages, and continually improve user flows (via Google Analytics). | Install the Google Analytics Opt-Out Browser Add-on. |
| Advertising & Targeting | Enables our advertising partner (Google AdSense) to serve relevant, family-safe advertisements that finance our free access model. | Visit Google Ads Settings (adssettings.google.com). |
How to Manage and Disable Cookies
You can control and manage cookies through your web browser settings. Most browsers allow you to refuse cookies, delete existing cookies, or alert you when a cookie is being set. Please note that disabling essential cookies may impact certain interactive features on our site.