Home › Calculators & Converters › Epoch Converter

Epoch Converter

Convert Unix epoch timestamps to human-readable dates and back, in your local time zone and UTC. Convert epoch to date, date to epoch, and timestamps in either seconds or milliseconds.

How to use Epoch Converter

  1. Enter a Unix timestamp, or a date.
  2. See it converted instantly both ways.
  3. Copy the value you need.

Frequently asked questions

How do I convert an epoch timestamp to a date?
Paste the Unix timestamp (seconds or milliseconds — both are detected) and read the human-readable date in your local time zone and in UTC.
How do I convert a date to a Unix timestamp?
Enter a date and time and the converter shows the matching epoch value in seconds, ready to copy.
Is the timestamp in seconds or milliseconds?
Both are detected and shown — Unix time is classically in seconds, while JavaScript uses milliseconds.

More Calculators & Converters

  • IPv4 Subnet Calculator — Compute network and broadcast addresses, host range, usable hosts, subnet mask, wildcard, and CIDR for any IPv4 address and prefix.
  • Calculator — A fast online calculator with Simple and Expert (scientific) modes and a running history — like the calculator on your phone, right in your browser.
  • Scientific Calculator — A full scientific calculator — trig, logs, powers, roots, factorial, constants, and memory — with keyboard support.
  • Percentage Calculator — Find a percentage of a number, increase or decrease by a percent, what-percent-of, and reverse percentages.
  • Unit Converter — Convert length, weight, data storage, temperature, volume, speed, area, and time.
  • Currency Converter — Real-time fiat and crypto currency conversion with live exchange rates.
  • Mortgage Calculator — Compute monthly payments, total interest, and an amortization preview for any loan.
  • Loan Calculator — Compute the monthly payment, total interest, and payoff time for any loan, with a full amortization preview.