Milliseconds to Seconds
Convert milliseconds to seconds (ms to s). 1 ms = 0.001 s. Use the calculator, formula and conversion table.
How to convert milliseconds to seconds
Multiply the amount in milliseconds by 0.001 to get seconds. The displayed factor and results are rounded to 12 significant digits.
s = ms × 0.001Worked example
1 ms = 0.001 s. Change the amount in the calculator above to use your own value.
Units and assumptions
Uses fixed durations: a day is 24 hours and a week is seven days. Calendar months and years vary, so they are excluded.
Calculator results use floating-point arithmetic and are rounded for display. The reference table below uses up to 12 significant digits.
Milliseconds to Seconds table
| Milliseconds (ms) | Seconds (s) |
|---|---|
| 0 | 0 |
| 1 | 0.001 |
| 5 | 0.005 |
| 10 | 0.01 |
| 25 | 0.025 |
| 100 | 0.1 |
| 1,000 | 1 |
About this conversion
What is the formula for milliseconds to seconds?
s = ms × 0.001. Multiply the amount in milliseconds by 0.001 to get seconds. The displayed factor and results are rounded to 12 significant digits.
How do I convert back to milliseconds?
Use the seconds to milliseconds calculator to reverse this conversion. You can also use Swap units in the calculator above.
Can I use a different pair of units?
Choose another unit in the calculator, or open the time unit converter to browse all supported pairs.