Time Converter

Convert between microseconds, milliseconds, seconds, minutes, hours, days, weeks, months, and years

Time Conversion Calculator
Select a unit
Select a unit
Common Time Values
Time Equivalents
1 minute = 60 seconds
1 hour = 60 minutes = 3600 seconds
1 day = 24 hours = 86400 seconds
1 week = 7 days = 604800 seconds
1 year = 365 days ≈ 31536000 seconds
Unit Comparison
From Unit
Select a unit
To Unit
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Quick Reference
1 unit = In Other Units

Quick Time Conversions

100 hr
360000000000 μs
B S
24 ms
0.02 s
S B
24 wk
168 d
L L
15 wk
2520 hr
L B
30 yr
946080000 s
L B
24 yr
7.56864E+14 μs
L S
15 mo
38880000 s
L B
100 mo
2.592E+14 μs
L S
100 mo
428.57 wk
L L
10 ms
0 wk
S L

Time Converter | Convert Seconds, Minutes, Hours, Days, Weeks, Months, Years

Free online time converter. Convert between microseconds, milliseconds, seconds, minutes, hours, days, weeks, months, and years. Accurate time measurement conversion tool.

Free Online Time Converter

Our time converter tool allows you to instantly convert between different units of time measurement. Whether you need to convert hours to minutes for payroll, days to weeks for project planning, or years to months for financial calculations, our tool provides accurate results in real-time.

Supported Time Units

Small Units

  • Microsecond (μs) 1/1,000,000 of a second
  • Millisecond (ms) 1/1,000 of a second

Basic Units

  • Second (s) Base unit
  • Minute (min) 60 seconds
  • Hour (hr) 60 minutes

Long Units

  • Day (d) 24 hours
  • Week (wk) 7 days
  • Month (mo) ≈30 days
  • Year (yr) 365 days

How to Use the Time Converter

  1. Enter the value - Type the number you want to convert in the "Convert From" field
  2. Select "From" unit - Choose the time unit you're converting from (e.g., hours)
  3. Select "To" unit - Choose the time unit you want to convert to (e.g., minutes)
  4. Get instant results - The converted value appears automatically
  5. Use quick values - Click on common values like "1 hour" or "7 days" for quick conversion

Common Time Conversion Examples

Conversion Formula Example
Hours to Minutes hours × 60 = minutes 2 hours = 120 minutes
Days to Hours days × 24 = hours 3 days = 72 hours
Weeks to Days weeks × 7 = days 2 weeks = 14 days
Minutes to Seconds minutes × 60 = seconds 5 minutes = 300 seconds
Years to Days years × 365 = days 1 year = 365 days

Practical Applications

💼 Business & Payroll

Convert work hours to minutes for accurate time tracking and payroll calculations.

📅 Project Management

Convert days to weeks for project timelines and deadline planning.

⚡ Science & Technology

Convert milliseconds to microseconds for precise scientific measurements and computer timing.

📚 Education & Cooking

Convert minutes to seconds for exam timing or cooking recipes.

Time Measurement Systems

SI Units (International System)

The second is the base unit of time in the International System of Units (SI). All other time units are defined in relation to the second.

  • Second (s) is the fundamental SI unit
  • 1 minute = 60 seconds (defined)
  • 1 hour = 3600 seconds (60 × 60)
  • Used worldwide in science and technology

Calendar Units

Calendar units are based on astronomical cycles and have some variability (leap years, month lengths).

  • Day: Earth's rotation period
  • Month: Moon's orbital period (approximately)
  • Year: Earth's orbital period
  • Week: 7 days (cultural/historical origin)

💡 Conversion Tips

  • Quick hours to minutes: Multiply hours by 60
  • Quick days to hours: Multiply days by 24
  • Quick weeks to days: Multiply weeks by 7
  • Quick years to days: Multiply years by 365 (366 for leap years)
  • For precise calculations, always use our converter tool

Start Converting Now!

Try our time converter with these common conversions: