Unix Timestamp Converter - Free Online Tool
⏱️ About Unix Timestamp Converter
Unix Timestamp Converter is a free online tool that lets you convert dates and times into Unix timestamps and convert Unix timestamps back into readable dates.
The tool supports both seconds and milliseconds and displays converted timestamps in local time, UTC, and ISO 8601 format. Everything runs directly in your browser.
✨ Key Features
Convert any selected date and time into a Unix timestamp.
Convert Unix timestamps into readable dates and times.
Work with both common Unix timestamp formats.
View converted timestamps in both time formats.
Get a standardized ISO date format for development work.
Your information is processed directly inside your browser.
📖 How to Use the Unix Timestamp Converter
- Choose Date → Timestamp if you want to convert a date into a Unix timestamp.
- Select your date and time.
- Click Convert to get the Unix timestamp.
- Choose Timestamp → Date if you already have a Unix timestamp.
- Enter the timestamp and select whether it is in seconds or milliseconds.
- Click Convert to view the local time, UTC time, and ISO 8601 date.
💡 Common Unix Timestamp Examples
❓ Frequently Asked Questions
What is a Unix timestamp?
A Unix timestamp is a number that represents a specific point in time. It is commonly used by computers, applications, APIs, and databases.
What is the difference between seconds and milliseconds?
Unix timestamps in seconds are usually around 10 digits, while timestamps in milliseconds are usually around 13 digits. JavaScript commonly uses milliseconds.
What is UTC?
UTC stands for Coordinated Universal Time. It is a worldwide time standard commonly used by servers, applications, APIs, and databases.
Does this tool store my data?
No. The conversion is performed directly in your browser. No date or timestamp needs to be uploaded to a server.
Can I convert milliseconds?
Yes. Select the Milliseconds option when converting a timestamp into a readable date.
What is ISO 8601?
ISO 8601 is an international standard for representing dates and times. It is widely used in APIs, databases, software applications, and web development.