Calculator inputs stay in your browser
Calculator inputs are processed locally and are not sent to Google Analytics. This site uses Google Analytics 4 (GA4) to measure page visits and basic usage. Google may process device and browser information, page URLs, referrers and analytics cookies. There are no accounts or database of your calculations. Do not enter personal information into calculator fields.
Hosting and security
Your browser requests pages and assets from our hosting infrastructure and Cloudflare. These providers may process your IP address, browser information, request time and requested URL to deliver and protect the service. Server access logs may retain this technical information for operational purposes.
Preferences and external links
The selected language is represented in the page URL. Your unit and currency preferences are saved locally in your browser. External reference links lead to third-party sites with their own privacy practices.
Changes and questions
This policy describes the current website. If data collection changes, this page will be updated. See the contact page for the currently available feedback channel.
Last updated: 2026-09-15