No account, no sign-up. We do not ask for your name, email or phone number.
Your progress stays on your device. Exam date, tracker status, drill scores and flashcard progress are saved in your browser's local storage and are never sent to us. Clearing your browser data removes them.
Calculator inputs stay in your browser. They appear in the page address only so you can share or bookmark a result.
Analytics. We use Google Analytics 4 to count visits and see which tools are used. It sets cookies and collects usage data such as pages viewed, approximate location and device type. You can opt out with Google's Analytics opt-out add-on.