Linux Time Converter

Convert Unix timestamps to human-readable dates and vice versa

Current Time

Unix Timestamp:

Human Readable:

ISO Format:

Unix Timestamp to Human Date

Unix Timestamp:

Timezone:

Human Date to Unix Timestamp

Date:

Time:

Timezone:

Output Unit:

Common Unix Timestamp Examples

0 – January 1, 1970 00:00:00 UTC (Unix Epoch)
1000000000 – September 9, 2001 01:46:40 UTC
1234567890 – February 13, 2009 23:31:30 UTC
1640995200 – January 1, 2022 00:00:00 UTC
2147483647 – January 19, 2038 03:14:07 UTC (32-bit limit)

What is Unix Time?

Unix time, also known as POSIX time or Epoch time, is a system for describing points in time. It is defined as the number of seconds that have elapsed since January 1, 1970, 00:00:00 UTC, not counting leap seconds. This date and time is called the Unix epoch.

Why Use Unix Timestamps?

Unix timestamps are widely used in Linux systems, databases, and programming because they provide a standardized way to represent time that is independent of time zones and locale settings. They are particularly useful for:

Database storage and indexing
Log file analysis and system monitoring
API responses and data exchange
Scheduling and cron jobs
File system timestamps

Common Linux Time Commands

In Linux systems, you can work with Unix timestamps using various commands:

date +%s – Get current Unix timestamp
date -d @1640995200 – Convert Unix timestamp to readable date
date -d "2022-01-01" +%s – Convert date to Unix timestamp
stat filename – View file timestamps

Precision and Formats

Unix timestamps can be expressed in different units of precision:

Seconds: Standard Unix timestamp (10 digits)
Milliseconds: JavaScript timestamp (13 digits)
Microseconds: High-precision applications (16 digits)
Nanoseconds: Ultra-high precision (19 digits)