Time representation

Private Unix timestamp converter

Convert exact epoch integers and offset-bearing ISO dates without sending values anywhere.

Local input

Convert one instant

Stays in this browser
Signed base-10 integer

Units are always explicit. Date input must contain Z or a numeric offset; browser-local time is display evidence only.

Do not use this utility as an authoritative clock, deadline, scheduler, certificate, legal record or safety-critical time source. Verify important instants independently.

Converted locally

One instant, exact representations

UTC ISO2026-08-11T22:30:50.838000000Z
Browser-local viewWednesday, August 12, 2026 at 12:30:50 AM GMT+2
Seconds1786487450.838
Milliseconds1786487450838
Microseconds1786487450838000
Nanoseconds1786487450838000000

The UTC ISO value preserves nine fractional digits. The local view uses this device's current time-zone rules and does not change the instant.