Time Unit Converter

Instant time unit conversion from subsecond to years with formatting options.

60
Formula:1 h ≈ 60 min
Month/quarter/year use average days (year = 365.2425 days)

Formatting

All Conversions

Subsecond

Nanosecondns
3.600000e+12
Microsecondμs
3,600,000,000
Millisecondms
3,600,000

Common

Seconds
3,600
Minutemin
60
Hourh
1
Dayday
0.041667
Weekweek
0.005952

Calendar

Month (avg)month
0.001369
Quarter (avg)quarter
0.000456
Year (avg)year
0.000114

Long Period

Decade (avg)decade
0.000011
Century (avg)century
0.000001
Millennium (avg)millennium
1.140771e-7

About This Tool

A full-featured time unit converter that covers a wide range of units from nanoseconds to millennia. It provides instant conversion and formatting controls such as decimal precision, thousands separators, and scientific notation. Built-in unit search and recent pairs make it easy to switch between common conversions. All calculations run locally for speed and privacy.

Features

  • ⚡ Instant Conversion: Live results as you type
  • 🧮 Rich Units: Covers subsecond to long-period units
  • 🎛️ Formatting Controls: Precision, separators, and scientific notation
  • 🔍 Fast Lookup: Search units and one-click target switching
  • 🕘 Recent Pairs: Auto-saves frequently used conversions
  • 🛡️ Privacy First: Local-only calculation, no data upload