Epoch to Date & Time Converter

Unix time is currently defined as the number of non-leap seconds which have passed since 00:00:00 UTC on Thursday, 1 January 1970, which is referred to as the Unix epoch.
For more details go to wiki page.

Current Unix Epoch Time

Convert Unix Time to human readable

More Tools

What is Epoch Time? A Complete Guide

Introduction to Epoch Time

Have you ever seen long strings of numbers like 1623548400 when dealing with computers or online tools? These numbers represent Epoch Time, also known as Unix Time or POSIX Time. Understanding Epoch Time is essential when working with timestamps, coding, or even converting dates using tools like our Epoch Converter

In this guide, we'll explain what Epoch Time is, why it's used, how to convert it, and provide practical examples to help you use it effectively.

✅ What is Epoch Time?

Epoch Time is the number of seconds that have passed since January 1, 1970 (UTC/GMT). This specific date is called the Unix Epoch. It serves as a reference point for time in many computer systems, databases, and programming languages.

📅 Why January 1, 1970?

It was chosen by early Unix developers.
It simplifies calculations for operating systems.
Time = Number of seconds elapsed since that date

🔎 Example of Epoch Time

Date & Time (UTC) Epoch Time
January 1, 1970, 00:00:00 0
January 1, 2000, 00:00:00 946684800
June 1, 2024, 12:00:00 1717233600

🖥️ Why is Epoch Time Used?

Consistency: One standard for representing dates across platforms.
Simplicity: Easier for computers to store and calculate.
Time Zone Independence: Based on UTC, no time zone confusion.
Programming: Widely supported in languages like JavaScript, Python, PHP, C++, etc.

📆 How to Convert Epoch Time?

You can easily convert between Epoch Time and human-readable dates using our free Epoch Converter.

Convert Epoch to Date:

Epoch Time: 1717233600 → Date: June 1, 2024, 12:00:00 (UTC)

Convert Date to Epoch:

Date: January 1, 2030, 00:00:00 → Epoch Time: 1893456000

🕐 Epoch Time in Different Languages

Language Epoch Time Function
JavaScript Date.now() (milliseconds)
Python time.time() (seconds)
PHP time() (seconds)
C/C++ time(NULL) (seconds)
Note: Some programming languages represent Epoch Time in milliseconds, while others use seconds

🔧 Why Use an Epoch Converter?

Manually converting large timestamps can be confusing. Our Epoch Converter helps you:

Instantly convert timestamps to human-readable dates
Choose between seconds or milliseconds
Copy results quickly for coding, documentation, or sharing

🌎 Time Zones and Epoch Time

Epoch Time is always calculated in UTC (Coordinated Universal Time). If you want to see Epoch Time in your local time zone, our tool automatically adjusts based on your location or chosen timezone.

⚠️ Common Questions About Epoch Time

Modern systems (especially web browsers) use milliseconds for more precision. Example: 1717233600000 (milliseconds).
For systems using 32-bit integers, the maximum is 2,147,483,647 (January 19, 2038). This is known as the Year 2038 Problem. Modern 64-bit systems don’t have this limitation.
Yes! Dates before 1970 are represented with negative Epoch Times.