Timestamp Converter
Unix epoch ↔ human date.
Runs entirely in your browser — nothing you enter is uploaded, logged, or tracked.
Turn a Unix epoch (seconds or milliseconds) into a readable date in UTC and local time — or pick a date to get its timestamp. Includes a live “now” clock.
Now
… Frequently asked questions
What is a Unix timestamp?
The number of seconds (or milliseconds) since 00:00:00 UTC on 1 January 1970 — a compact, time-zone-free way computers store an instant in time.
Seconds or milliseconds?
Unix time is classically in seconds; JavaScript and many APIs use milliseconds. This tool auto-detects the magnitude and lets you switch.