Unix Timestamp Converter
Convert Unix epoch seconds or milliseconds to ISO dates and back — with one-click Now for log and API debugging.
About this tool
Convert between Unix epoch values and human-readable dates when debugging logs, JWT exp claims, API payloads, and database timestamps. Accepts seconds, milliseconds, or ISO/date strings in either direction.
What you get
- Unix seconds and milliseconds from any valid input
- ISO 8601 UTC string and local date-time breakdown
- Live conversion as you type
- One-click Now button for the current instant
- Copy buttons for seconds, milliseconds, and ISO UTC
- Clear error for unparseable date strings
How to use
Paste a timestamp or date string, or click Now. Copy seconds, milliseconds, or ISO UTC into your config or debugger.
Related searches
- unix timestamp
- epoch converter
FAQ
How to convert Unix timestamp to date?
Paste seconds or milliseconds and get ISO 8601 UTC plus a local date-time breakdown with copy buttons.
What is the difference between seconds and milliseconds epoch?
Unix time is usually seconds since 1970-01-01 UTC; JavaScript and many APIs use 13-digit millisecond values. The tool accepts both.
How to get current Unix timestamp?
Click Now to fill the current epoch in seconds and milliseconds, then copy the value you need.
How to convert ISO date to Unix time?
Paste an ISO 8601 or common date string and read the computed epoch seconds and milliseconds.
How to convert JavaScript Date.now() to human-readable time?
Paste the 13-digit millisecond value—the tool detects milliseconds automatically and shows ISO UTC plus your local timezone breakdown.
By using this tool you agree to our Terms of Use and Privacy Policy. Results are provided as-is without warranty.