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Unix Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa. Multiple formats, timezone support, and relative time display.

scheduleCURRENT UNIX TIMESTAMP

1774715598

Saturday, March 28, 2026 at 04:33:18 PM UTC

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How It Works

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Enter a Unix timestamp or pick a date

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Select your target timezone

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Copy any format with one click

What Is a Unix Timestamp?

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Epoch Time Explained

A Unix timestamp is the number of seconds elapsed since January 1, 1970 00:00:00 UTC (the Unix Epoch). It provides a universal way to track time across systems.

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Used in Programming

Unix timestamps are used in APIs, databases, log files, and every major programming language. They provide a timezone-independent way to store date and time.

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Timezone Independent

Unlike local date strings, Unix timestamps are the same everywhere in the world. Convert to any timezone for display while storing a single integer value.

Why Use an Epoch Converter?

Developers, system administrators, and data analysts frequently encounter Unix timestamps in API responses, database records, log files, and configuration settings. Our free Unix timestamp converter helps you quickly translate these numeric values into human-readable dates and vice versa. Whether you are debugging an API, checking JWT token expiration, or analyzing server logs, converting epoch time to a readable format is an essential task.

Frequently Asked Questions

What is a Unix timestamp?expand_more

A Unix timestamp (also called epoch time or POSIX time) is the number of seconds that have elapsed since January 1, 1970 at 00:00:00 UTC. It is a widely used standard for representing date and time as a single integer.

What is the difference between seconds and milliseconds timestamps?expand_more

A Unix timestamp in seconds is typically a 10-digit number (e.g., 1700000000), while milliseconds timestamps are 13 digits (e.g., 1700000000000). JavaScript's Date.now() returns milliseconds, while many servers and APIs use seconds. Our tool auto-detects the format.

What is the Year 2038 problem?expand_more

The Year 2038 problem affects systems that store Unix timestamps as 32-bit signed integers. The maximum value (2,147,483,647) corresponds to January 19, 2038 at 03:14:07 UTC. After this point, the timestamp overflows. Most modern systems use 64-bit integers to avoid this issue.

How do I get the current Unix timestamp in different programming languages?expand_more

In JavaScript: Math.floor(Date.now() / 1000). In Python: import time; time.time(). In PHP: time(). In Java: System.currentTimeMillis() / 1000. In C: time(NULL). Each returns the current epoch time.

Is this tool safe to use with sensitive timestamps?expand_more

Yes. All conversions happen entirely in your browser using JavaScript. No data is sent to any server. Your timestamps and dates never leave your device, making this tool completely safe for sensitive data.

What date formats does this converter support?expand_more

Our converter outputs timestamps in ISO 8601 format, RFC 2822 format, localized human-readable strings, and relative time (e.g., "2 hours ago"). You can copy any format to your clipboard with one click.

Can I convert negative timestamps?expand_more

Yes. Negative Unix timestamps represent dates before January 1, 1970. For example, -86400 represents December 31, 1969. This is useful for working with historical dates in systems that support negative epoch values.