Unix Timestamp Converter

Unix timestamps are how computers track time — seconds since January 1, 1970. They appear in API responses, log files, and database records everywhere. This converter translates between Unix time and human-readable dates in your local timezone and UTC.

Unix Timestamp Converter saves you time and removes guesswork from everyday developer tools work. Live two-way conversion — and because everything runs in your browser, your data stays private and results are instant.

• Live two-way conversion
• Shows UTC, local, and ISO formats
• Handles seconds and milliseconds

1. Enter a Unix timestamp or a date.
2. See the converted value instantly.
3. Click 'Use current time' to start from now.

// Formatted, validated output
{
  "status": "ok",
  "result": "..."
}

• • Debugging API responses
• • Reading log files
• • Setting cron schedules

• • Unix time is always UTC — display in local time for users
• • Seconds vs milliseconds — JavaScript uses ms, most APIs use seconds
• • ISO 8601 is the safest interchange format