Unix Timestamp Converter

Convert Unix timestamps to readable dates and vice versa. Supports both seconds and milliseconds format.

Unix Timestamp Converter

Enter a Unix timestamp (seconds or milliseconds)

Enter date and time in format: YYYY-MM-DD HH:MM:SS

About Unix Timestamp

  • Unix timestamp is the number of seconds (or milliseconds) since January 1, 1970 UTC
  • Seconds format: 10 digits (e.g., 1609459200)
  • Milliseconds format: 13 digits (e.g., 1609459200000)
  • The tool automatically detects whether the input is seconds or milliseconds
Tool Content
What does this tool do?

Real scenario + problem description:

When working with APIs, databases, or logs, you often need to convert between Unix timestamps and readable dates for debugging or user display.

Why do you need this tool?

Compare to manual/other solutions:

Unix timestamps are machine-readable but hard for humans to understand. This tool provides instant bidirectional conversion with support for both seconds and milliseconds.

Usage Steps
  1. Enter a Unix timestamp (seconds or milliseconds) or a date/time string
  2. The tool automatically detects the format and converts to the other format
  3. Copy the converted result for use in your code or logs
Frequently Asked Questions (FAQ)
Q1: What's the difference between seconds and milliseconds?
A1: Seconds format has 10 digits (since 1970). Milliseconds format has 13 digits and is more precise. The tool auto-detects the format.
Q2: What timezone does it use?
A2: The tool shows both local timezone and UTC. Unix timestamps are always UTC-based.
Q3: Can I convert future dates?
A3: Yes, you can convert both past and future dates. Just ensure the date format is correct.
Timestamp Converter Guide
What it does

Convert Unix timestamps to readable dates and vice versa. Supports both seconds and milliseconds format. All conversions are done locally in your browser.

How to use
  1. Enter a Unix timestamp (seconds or milliseconds) in the left input field.
  2. The corresponding date and time will be displayed automatically.
  3. Or enter a date and time in the right input field (format: YYYY-MM-DD HH:MM:SS).
  4. The corresponding Unix timestamp will be displayed automatically.
  5. Click the copy button to copy the result to clipboard.
FAQ
👥Who is this tool suitable for?

This tool is suitable for developers, designers, content creators, and individuals or businesses who need to handle related tasks.

🎯What results can you get using this tool?

Using this tool, you can quickly obtain high-quality processing results, improve work efficiency, and ensure the professionalism and accuracy of output content.

📋Use Cases
Web Development

Integrate tool functionality in web development to enhance user experience and page performance

Mobile Apps

Provide core functionality support for mobile applications and optimize user interaction experience

Social Media

Used for social media content creation to improve content quality and user engagement

Email Marketing

Enhance email marketing effectiveness and improve open rates and conversion rates

Personal Storage

Personal file management and storage optimization to ensure data security and easy access

💡Best Practices
Quality Settings

Configure appropriate quality settings based on usage scenarios to ensure optimal results

Format Selection

Choose the most suitable format according to your needs and compatibility requirements

Size Optimization

Adjust parameters to achieve the best balance between quality and efficiency

🔧Technical Details
Processing Algorithm

Uses advanced algorithms to ensure efficient and accurate processing results

Quality Metrics

Provides comprehensive quality assessment and optimization suggestions

⚠️Usage Notes
  • All data processing is completed locally in the browser and will not be uploaded to the server
  • Please select appropriate parameters according to your actual needs
  • It is recommended to backup the original file before processing important data
  • If you encounter problems, please refresh the page and try again or contact technical support
🤔Common Questions
Q: Is this tool safe?
A: Completely safe! All processing is done locally in the browser without uploading any data to the server.
Q: What file formats are supported?
A: The tool supports common file formats. Please refer to the tool introduction for specific supported formats.
Q: Are there usage restrictions?
A: The tool is completely free with no usage limit. However, please use it reasonably and avoid abuse.
Unix Timestamp Converter - Online Timestamp to Date Converter