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01JSON Formatter & Validator02JSON Path Builder03JWT Decoder04Base64 Encode / Decode05URL Encode / Decode06Unix Timestamp Converter07SQL Formatter08CSV ↔ JSON Converter09CSV Duplicate Processor10Markdown → HTML Converter11Regex Tester12HTML Formatter / Minifier13Character & Byte Counter14Japanese Era ↔ Gregorian Converter15Katakana ↔ Hiragana Converter16Japan Postal Code Lookup17Character Encoding Inspector (UTF-8)18XML ↔ JSON Converter19YAML ↔ JSON Converter20HTML Entity Encoder / Decoder21SQL IN Clause Generator22Date Difference Calculator23Japan Phone Number Formatter24CSV Column Extractor25CSV Merger26Text / JSON Diff Viewer27SQL INSERT Generator28SQL Function Reference29SQL Query Analyzer30Business Day Calculator31Power Query Code Generator32Japan Address Splitter33UUID Generator34Hash Generator (SHA-256 / SHA-512)35Number Base Converter (2 / 8 / 10 / 16)36Cron Expression Parser37Color Code Converter (HEX / RGB / HSL)38QR Code Generator39Image Resizer40Image Compressor41PDF Merger

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unix timestamp epoch seconds convert datetime

Unix Timestamp Converter

Convert between Unix timestamps (epoch seconds) and human-readable datetimes. Automatically detects seconds vs milliseconds. Great for log analysis and API debugging.

USAGE

3 simple steps

  1. 1Enter a Unix timestamp (number) or a date string
  2. 2Click the Convert button
  3. 3Both the timestamp and the datetime will be displayed

FAQ

Frequently Asked Questions

Q. What is a Unix timestamp?

A. A Unix timestamp is the number of seconds elapsed since January 1, 1970 00:00:00 UTC. It is commonly used to represent time in systems and APIs.

Q. Does it support millisecond timestamps?

A. Yes. A 13-digit timestamp is automatically recognized as milliseconds.

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