Checking your session…
or use email
- Saved inputs on every device
- Calculation history that follows you
- Free — and ready for Pro perks later
Your calculator numbers stay in your browser by default. Creating an account syncs them — encrypted in transit — so a second device can pick up where you left off.
Your account
Email—
HistoryView your calculations →
PasswordChange →
Email verified—
Device syncAutomatic
Last synced—
✓ Password updated — other devices were signed out.
Deleting removes your account and all synced calculator data from our servers immediately. Data already on your devices stays there.