Timestamp converter Runs locally
Convert Unix timestamps to human dates and back — everything updates live in your local timezone.
Now
Unix seconds
—
Milliseconds
—
Timestamp → date
Enter a number — seconds, milliseconds, or microseconds.
Detected unit—
UTC—
Local—
Relative—
Date → timestamp
Unix seconds—
Milliseconds—
The converter detects the unit from the number of digits: 10 digits ≈ seconds, 13 ≈ milliseconds, 16 ≈ microseconds. Dates are interpreted and shown in your browser's timezone.