Unix Timestamp Converter

Turn an epoch value into a readable date, or a date into an epoch value. Both seconds and milliseconds are supported, and every result is shown in local time, UTC and ISO 8601 at once.

Current time

Epoch seconds

—

Epoch milliseconds

—

Local & UTC

—

Timestamp → date

Epoch value

Digits only, optionally negative for dates before 1970. A leading - is allowed; separators are ignored.

Unit

Local time

—

UTC

—

ISO 8601

—

Date → timestamp

Date or ISO 8601 string

Accepted: 2026-03-14, 2026-03-14 09:26:53, 2026-03-14T09:26:53Z, 2026-03-14T09:26:53+02:00. Values without a zone are read as local time.

Interpret without a zone as

Epoch seconds

—

Epoch milliseconds

—

Relative to now

—

How to use

Paste an epoch value into the first box; the unit is detected automatically from the magnitude.
Force Seconds or Milliseconds when a value is ambiguous.
Type a readable date into the second box to get its epoch value in both units.
Answer without a timezone offset is treated as local time, which is usually what you want when reading logs.
Press Use current time to fill the field with right now.

Reference points

Moment	Epoch seconds
Unix epoch	0
2000-01-01	946684800
2020-01-01	1577836800
2026-01-01	1767225600
2038-01-19	2147483647

1 second = 1 000 ms = 1 000 000 µs.