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Timestamp & Epoch Converter

Convert Unix timestamps to human-readable dates and vice versa, with batch conversion and timezone support.

[Lab Tool] [Utilities]

All processing happens locally in your browser. No data is sent to any server.

Current Time

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Unix Timestamp to Date

Date to Unix Timestamp

Batch: Timestamps to Dates

Paste multiple timestamps (one per line or comma-separated) to convert them all at once.

Reverse: Dates to Epoch

Paste multiple dates (one per line) to convert them to Unix timestamps.

Timestamp Reference

Unix Epoch

  • Started: Jan 1, 1970 00:00:00 UTC
  • Seconds since epoch
  • Often 10 digits (seconds)
  • Or 13 digits (milliseconds)

Common Formats

  • ISO 8601 - 2024-01-15T10:30:00Z
  • RFC 2822 - Mon, 15 Jan 2024 10:30:00 +0000
  • Unix - 1705315800

Year 2038 Problem

  • 32-bit overflow: Jan 19, 2038
  • Max value: 2147483647
  • 64-bit systems unaffected
  • JS uses 64-bit floats

Conversions

  • 1 minute = 60
  • 1 hour = 3,600
  • 1 day = 86,400
  • 1 week = 604,800
  • 1 year ≈ 31,536,000