Cookie Policy
Last updated: 2026-05-13
What are cookies?
Cookies are small text files stored on your device by your browser when you visit a website. They help sites remember your preferences and analyze traffic.
How we use cookies
| Type | Purpose | Provider |
|---|---|---|
| Essential | Site functionality, security | Calctube, Cloudflare |
| Analytics | Anonymized traffic analytics | Google Analytics, Cloudflare |
| Advertising | Relevant ads | Google AdSense, ad partners |
| Preferences | Remember your inputs locally (calculator state) | Calctube (browser only) |
Your choices
- You can refuse cookies via our cookie banner on first visit.
- You can clear cookies anytime from your browser settings.
- Opt out of Google Analytics: Google opt-out.
- Opt out of personalized ads: Google Ads Settings.
Refusing non-essential cookies does not break the calculators — your math still works.
Contact
Cookie questions: privacy@calctube.com