Free calculators and unit converters for general and everyday use.
Our online tools will provide quick answers to your calculation and conversion needs. On this page, you can convert time measurements from millisecond to hour and hour to millisecond.
Android: Use this time converter offline with our all-in-one calculator app.
1 hour (h) = 3600000 milliseconds (ms)
1 millisecond (ms) = 3.0E-7 hours (h)