🕒 Unix time • ⚡ Fast UI • 🔒 Runs locally in your browser
Timestamp Converter
Convert Unix timestamps to readable dates and convert dates back to Unix seconds and milliseconds. Great for development, APIs, logs, debugging, and time-based workflows.
Mode
Ready
Shows the latest conversion state.
Detected type
—
Seconds, milliseconds, or date input.
Unix seconds
—
Current seconds result.
Unix milliseconds
—
Current milliseconds result.
Convert Timestamps and Dates
Enter a Unix timestamp or choose a date/time to convert both ways instantly.
Ready
Live result
Updates when you convert timestamps or dates
Enter a timestamp or select a date and time.
Mode: Timestamp and date conversion
Readable Date Output
UTC
—
Local
—
ISO 8601
—
Timestamp Output
Unix Seconds
—
Unix Milliseconds
—
Timezone Offset
—
Best for logs and APIs
Use this tool to inspect API timestamps, event logs, database times, JWT claims, and any Unix time values you need to read quickly.
Supports seconds and milliseconds
If you paste a long Unix value, the tool can detect milliseconds automatically and convert it correctly.
FAQ
Can I convert Unix seconds and milliseconds?
Yes. This tool can detect and convert both Unix seconds and Unix milliseconds.
Can I convert a date back to a Unix timestamp?
Yes. Enter a date and time to convert it to Unix seconds and milliseconds.
Does this tool run locally?
Yes. Timestamp conversion runs locally in your browser.