Calculate the exact time difference between two dates with precision down to seconds
Simply select your start date and end date, optionally include specific times for more precise calculations. The calculator will automatically compute the exact time difference in multiple units.
• Anniversaries: Calculate how long you've been married, dating, or working
• Birthdays: Find out exactly how old someone is
• Project Deadlines: Track time remaining for important projects
• Historical Events: Calculate time since significant events
• Business Planning: Plan timelines for meetings and events
Our calculator uses precise date arithmetic to ensure accurate results. It accounts for leap years, varying month lengths, and daylight saving time changes when time is included.
• Exact time difference in years, months, weeks, days, hours, minutes, and seconds
• Total number of days and breakdown of weekdays vs weekends
• Day of the week for both start and end dates
• Fun facts about the time period
• Easy sharing and copying of results