Free online tool
Unix Timestamp Converter
Convert Unix timestamps and local date-time values in seconds or milliseconds.
Current time
Updates every second and uses your local time zone.
Current local date ·
Loading...
Unix timestamp · seconds
Loading...
Unix timestamp · milliseconds
Loading...
Timestamp → Date
Select the unit of your input.
Seconds usually have 10 digits and milliseconds 13. Negative values are supported.
No converted date yet.
Date → Timestamp
The selected date uses your local time zone.
Time zone:
No converted timestamp yet.
All conversions run only in your browser.
How to use
- Copy the current Unix timestamp in seconds or milliseconds.
- To convert a timestamp, enter the number and select its unit.
- To convert a date, choose your local date and time.
- Copy a result or reset all conversion fields.
Example
Seconds
1704067200Milliseconds
1704067200000Both values represent January 1, 2024 at 00:00:00 UTC. Dates are shown in your local time zone.
Frequently asked questions
How do I distinguish seconds from milliseconds?
Seconds usually have 10 digits and milliseconds 13 digits near the current date. Select the unit explicitly.
Which time zone is used?
Current and converted times use the local time zone detected by your browser.
Can I use negative timestamps?
Yes. They represent times before the Unix epoch.
Is my input saved?
No. All calculations run only in your browser.