Cookie Policy
Last updated: April 28, 2026
What are cookies
Cookies are small text files stored on your device by your browser. They allow sites to remember preferences and to track usage.
Cookies and local storage we use
| Name | Purpose | Duration |
|---|---|---|
| theme | Remember dark/light mode | Persistent (local storage) |
| cookieConsent | Record your consent choice | Persistent (local storage) |
| recent-calcs | Show recently used calculators | Persistent (local storage) |
| __gads / __gpi / IDE / NID | Google AdSense ad delivery and frequency capping | Up to 13 months |
Managing cookies
You can clear cookies and local storage from your browser settings at any time. You can also reject non-essential cookies via the consent banner. To opt out of personalized advertising, visit Google Ad Settings or aboutads.info/choices.
Updates
We may update this policy as our cookie usage evolves. The "Last updated" date will change accordingly.