Time & Date Tools Page
Time conversion utilities and timestamp tools for developers and data analysts.
Age Calculator
Calculate exact age in years, months, and days from any birthdate. Perfect for health records, legal documents, HR purposes, and personal milestones.
Cron Generator, Parser & Visualizer
Build, parse, and visualize any cron expression. See the next 10–100 fire times in any timezone, plus hour-of-day and day-of-week distribution charts. Powered by the cron-parser library — works for every standard expression, not just easy ones.
Date Calculator
Calculate days between two dates, add or subtract days, weeks, months and years, count business days with US, UK, Canada, Australia and Germany public holidays, and run a live countdown. Timezone-proof civil-date arithmetic, entirely in your browser.
Day of the Week Finder
Find what day of the week any date falls on. Perfect for historical research, event planning, and satisfying curiosity about past or future dates.
Epoch & Unix Timestamp Converter
Convert Unix epoch timestamps to human-readable dates and back, in any IANA timezone. Auto-detects seconds, milliseconds, microseconds and nanoseconds, handles negative (pre-1970) values, flags Year-2038 overflow, and converts whole lists in batch with CSV export.
Leap Year Checker
Check if any year is a leap year and explore leap year patterns. Find next and previous leap years with detailed explanations of the leap year rules.
Time Converter
Convert between different units of time measurement including nanoseconds, microseconds, milliseconds, seconds, minutes, hours, days, weeks, months, years, decades, centuries, and more. Quick and accurate time conversions.
Timezone Comparison Tool
Compare current times across multiple cities and timezones side-by-side. Perfect for scheduling meetings, planning travel, and coordinating with global teams.
Week Number Calculator
Calculate ISO 8601 week numbers for any date. Perfect for business planning, project management, and international scheduling with standardized week numbering.