Convert between Unix timestamps and human-readable dates, in both seconds and
milliseconds (JavaScript's Date.now() format). Also shows relative time –
handy when you're debugging logs, checking a JWT exp, or working with APIs.
Seconds (Unix)–
Milliseconds (JS)–
ISO 8601 (UTC)–
Local time–
Relative time–
Most APIs use seconds; JavaScript and many databases use milliseconds. A 10-digit number is seconds, 13 digits is milliseconds.