📅 Date Calculator Between Two Dates

Time Between Dates (Years • Months • Weeks • Days)

✓ 100% Free ✓ Instant Results ✓ Detailed Breakdown ✓ Mobile Friendly ✓ Years/Months/Days

Calculate time between dates (days between dates plus exact years, months, weeks, hours & minutes). Perfect for age, deadlines, contracts, countdowns & project timelines.

Quick fact: 1 calendar year = 365 days (366 in a leap year) • 52 weeks + 1 day • 12 months. Try an example below or enter your own dates.

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Start Calculating

🗓️ Calculate Date Difference

Select two dates to calculate the difference

📖 About This Date Calculator

Our date difference calculator provides precise calculations between any two dates, giving you detailed breakdowns in multiple time units. Whether you need to calculate someone's exact age, plan project timelines, or track important milestones, this tool delivers accurate results instantly.

🎯 Key Features:
  • ✓ Exact date difference calculations
  • ✓ Multiple time unit breakdowns
  • ✓ Past and future date support
  • ✓ Mobile-friendly interface
  • ✓ Instant results
📊 Time Units Calculated:
  • • Years (exact with decimals)
  • • Months (calendar months)
  • • Weeks (7-day periods)
  • • Days (total count)
  • • Hours (optional)
  • • Minutes (optional)

📋 How to Use the Date Calculator

🟢 Step-by-Step Instructions:
  1. Select From Date: Choose your starting date using the first date picker
  2. Select To Date: Choose your ending date using the second date picker
  3. Time Option: Check/uncheck "Include time calculation" based on your needs
  4. Calculate: Click "Calculate Difference" to get instant results
  5. View Results: See the breakdown in years, months, weeks, days, and more
💡 Pro Tips:
  • 💭 Future Dates: Calculate how much time until future events
  • 📅 Past Dates: Find out how much time has passed since events
  • 🎂 Age Calculation: Use birth date as "From" and today as "To"
  • 📊 Project Planning: Calculate project duration and deadlines
  • 🔄 Quick Reset: Use "Clear" button to start fresh

📊 Common Calculation Examples

🎂 Age Calculations:
  • Your Exact Age: Birth date → Today
  • Baby's Age: Birth date → Current date
  • Pet's Age: Pet birth date → Today
  • Relationship Duration: Start date → Today
📅 Event Planning:
  • Days Until Wedding: Today → Wedding date
  • Vacation Countdown: Today → Departure date
  • Project Duration: Start date → End date
🏢 Professional Use:
  • Employment Length: Hire date → Today
  • Contract Duration: Start → End date
  • Project Timeline: Kick-off → Deadline
  • Service Period: Start → Termination
📜 Historical:
  • Time Since Event: Historical date → Today
  • Period Duration: Start → End of era
  • Anniversary Tracking: Event date → Today

❓ Frequently Asked Questions

Our calculator provides exact date calculations down to the minute. It accounts for leap years, varying month lengths, and provides precise results for any date range.

Yes! Our calculator works with any valid date from the past or future. You can calculate historical periods, future events, or any date range you need.

This calculator provides static calculations between two specific dates, while countdown timers show real-time updates counting down to a future date. Use this for exact measurements and planning.

Set your birth date as the "From Date" and today's date (or any specific date) as the "To Date". The calculator will show your exact age in years, months, and days.

Yes! Our date difference calculator is completely free to use with no limits on calculations. No registration or payment required.

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