Convert Unix Timestamp to Date
Convert Unix timestamps (seconds or milliseconds) into readable dates in UTC, local time, ISO 8601, and relative formats.
All Tools
Unix Timestamp Converter
Convert Unix timestamps, epoch time, and dates instantly between human-readable formats and machine-friendly timestamps.
100% free, no signup
Unix timestamp
Or convert from a date
ISO 8601
2026-09-07T13:44:16.000Z
UTC
Mon, 07 Sep 2026 13:44:16 GMT
Local
Mon Sep 07 2026 13:44:16 GMT+0000 (Coordinated Universal Time)
Relative
just now
Your files are processed in your browser and never uploaded to any server.
How to use this tool
- 1Enter a Unix timestamp or click the current timestamp option.
- 2Select whether your timestamp uses seconds or milliseconds.
- 3View the converted UTC, local time, ISO date, and relative time.
- 4Choose a date and convert it back into Unix timestamp format.
Unix Timestamp Converter Features
Convert Date to Unix Timestamp
Convert any date and time into a Unix timestamp in seconds or milliseconds.
Supports Seconds & Milliseconds
Handle both seconds and millisecond timestamps for different programming environments and APIs.
Current Timestamp
Get the current Unix timestamp with one click, in both seconds and milliseconds.
Privacy-Focused
All conversions happen locally in your browser, keeping your timestamps and date information private.
Free & No Signup
Convert timestamps for free without creating an account or registering.
What Is a Unix Timestamp Converter?
A Unix Timestamp Converter is a tool that converts Unix timestamps (the number of seconds or milliseconds since January 1, 1970 UTC) into human-readable dates and vice versa. It's essential for developers working with APIs, databases, logs, and time-based systems.
Our converter supports both seconds and milliseconds, making it suitable for different programming environments (JavaScript, PHP, Python, etc.).
How to Convert Unix Timestamp to Date
To convert a Unix timestamp to a date, enter the timestamp number (in seconds or milliseconds). The tool will display the date in UTC, your local timezone, ISO 8601 format, and relative time.
This is useful for debugging logs, API responses, and database timestamps.
How to Convert Date to Unix Timestamp
To convert a date to a Unix timestamp, use the date picker to select your date and time. The tool will generate the Unix timestamp in both seconds and milliseconds.
This is useful for generating timestamps for APIs, database records, and time-based calculations.
Unix Timestamp for Developers
Unix timestamps are widely used in programming for storing and comparing time values. They are timezone-agnostic and can be easily converted to local time in any programming language.
Our converter helps developers quickly inspect and generate timestamps during development, debugging, and API testing.
When to Use Seconds vs Milliseconds
Unix timestamps in seconds are common in legacy systems, databases (like SQL), and many APIs. Milliseconds are more common in JavaScript and modern applications that need higher precision.
Our converter supports both formats, so you can easily switch between them as needed.
Is the Timestamp Converter Private?
Yes. All timestamp conversions happen locally in your browser. Your timestamps and date data are never sent to a server.
This makes our converter safe for working with sensitive time-based data, API keys, and authentication timestamps.
Frequently asked questions
What is a Unix timestamp?+
A Unix timestamp is a number representing the seconds or milliseconds elapsed since January 1, 1970 UTC, commonly called the Unix epoch.
What is the difference between Unix timestamp seconds and milliseconds?+
Unix timestamps are commonly stored in seconds, while JavaScript and many modern applications use milliseconds for higher precision.
Can this convert dates into Unix timestamps?+
Yes, you can convert any date and time into Unix timestamp format in both seconds and milliseconds.
Does this timestamp converter support time zones?+
Yes, it displays UTC time and your browser's local timezone conversion for easier comparison.
People Also Search For
Unix Timestamp GeneratorEpoch Time CalculatorCurrent TimestampDate FormatterDate CalculatorTime Zone ConverterUTC ConverterISO Date ConverterMilliseconds ConverterJSON FormatterJSON ValidatorUUID GeneratorRandom Number GeneratorCron Expression GeneratorRegex TesterCode FormatterJWT DecoderAPI Testing ToolHash GeneratorBase64 Decoder