Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Supports seconds, milliseconds, ISO 8601, and more.
Current time:1772854311(2026-03-07T03:31:51.223Z)
Frequently Asked Questions
What is a Unix timestamp?
A Unix timestamp (also called Epoch time) is the number of seconds that have elapsed since January 1, 1970 00:00:00 UTC. It is widely used in programming to represent dates and times as a single number.
What is the difference between seconds and milliseconds timestamps?
A seconds timestamp has 10 digits (e.g., 1609459200), while a milliseconds timestamp has 13 digits (e.g., 1609459200000). JavaScript uses milliseconds, while Unix/PHP use seconds.
What is ISO 8601?
ISO 8601 is an international standard for date and time representation. The format is YYYY-MM-DDTHH:MM:SS.sssZ, where T separates date and time, and Z indicates UTC timezone.