Free Online Date & Time
15 free tools — Calculators, timers, converters, and world clocks
Date Calculator
Calculate dates. Add or subtract days, weeks, months, years. Find dates from any starting point.
Days Between Dates
Calculate the number of days between two dates. Exact count including or excluding end date.
Add/Subtract Days
Add or subtract days from a date. Find the date N days before or after any date.
Age Calculator
Calculate exact age from birthday. Years, months, days, and even seconds.
Countdown Timer
Count down to any date or time. See days, hours, minutes, seconds until your event.
Stopwatch
Online stopwatch. Time events with lap and split functionality. No app needed.
Pomodoro Timer
Pomodoro technique timer. 25-minute work sessions with breaks. Boost productivity.
World Clock
View time across the world. Compare multiple time zones at a glance.
Timezone Converter
Convert time between time zones. Translate any time to another zone instantly.
Week Number Calculator
Find the week number of any date. ISO week date or other systems.
Work Days Calculator
Calculate working days between dates. Exclude weekends and optionally holidays.
Unix Timestamp Converter
Convert Unix timestamp to date and vice versa. Seconds since 1970-01-01.
ISO 8601 Converter
Convert to and from ISO 8601 date format. Standard format for APIs and data exchange.
Pregnancy Due Date
Calculate pregnancy due date from last period or conception. Estimate baby's arrival.
Retirement Date Calculator
Calculate when you can retire. Based on age, savings, and target retirement date.
About Date & Time
Browse 15 free date & time on WeGotEveryTool. Calculators, timers, converters, and world clocks. Every tool runs entirely in your browser with no file uploads, no server processing, and no signup required.
Your data stays on your device at all times, making these the most private date & time available online. Bookmark this page to quickly access all date & time in one place.