Timestamp Converter
Convert Unix timestamps to readable dates and back.
Runs in your browser · no upload
Timestamp converter
Convert Unix timestamps and readable dates without uploading anything.
Questions
Does this timestamp converter upload my data?
No. Conversion runs directly in your browser.
What is the difference between seconds and milliseconds?
Unix seconds count whole seconds since January 1, 1970 UTC. Unix milliseconds count thousandths of a second.
Which date format should I use?
ISO dates such as 2024-01-01T00:00:00.000Z are the most reliable and portable.