Offline date math
Calculate the time between two dates in seconds.
A clean Android app for days, weeks, months, business days, travel stays, deadlines, and simple planning.
No ads
No permissions
Works offline
Try it now
Date calculator
30
days between selected dates
Simple and useful
Built for quick everyday planning.
Exact day count
Compare any two dates and see the difference immediately.
Calendar duration
See the result as years, months, and days for human-friendly planning.
Business days
Estimate weekday-only time without counting Saturdays and Sundays.
Private by design
No account, no ads, no special permissions, and no internet required.
Privacy first