Date & Time Tools
Free online date and time tools for calculating days between dates, business days, time zone conversion, and more. Professional calendar and time management tools.
All Date & Time Tools
Days Calculator
Calculate the number of days between two dates or add/subtract days from a date. Free online days calculator tool.
Weeks Calculator
Calculate the number of weeks between dates or add/subtract weeks from a date. Simple, free online week calculator.
Business Days Calculator
Calculate business days between dates excluding weekends and holidays. Add or subtract working days from a date with our free business days calculator.
Calendar Tool
Browse calendar, view holidays and plan events with our interactive online calendar tool. Free, easy-to-use calendar with customizable holidays.
Leap Year Calculator
Check if a year is a leap year or find the next leap year with our free calculator. Learn about leap year rules and why we need them.
Time Calculator
Calculate time differences or add/subtract hours, minutes, and seconds with our free online time calculator. Perfect for time tracking and management.
Time Zone Converter
Convert times between different time zones around the world. Free time zone conversion tool for international meetings and calls.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates. Free online tool for developers to work with epoch time and readable dates.
Minutes Ago Calculator
Calculate what time it was a specific number of minutes ago. Great for tracking when events occurred based on elapsed minutes.
Time Until Calculator
Calculate the exact time until future events or deadlines. Find out how many days, hours, minutes until a specific date and time.