Date & Time Tools
Date difference, time calculations, and planning helpers. Fast, simple, and mobile-first.
Days Between Dates
Free days between dates calculator. Find the number of days between two dates instantly.
OpenAge Calculator
Free age calculator. Calculate age in years, months, and days from a birth date.
OpenFAQ
- Do tools include time zones? Tools use your device locale unless stated otherwise.
- Are holidays excluded? Work days exclude weekends; holiday calendars may be added later.