Timestamp Converter
Convert Unix timestamps to local and UTC dates and back. Auto-detects seconds vs milliseconds, shows the current time, and copies values in one click.
All processing happens locally in your browser. Files are never uploaded.
00Timestamp → Date
Date → Timestamp
Introduction
Timestamp Converter converts between Unix epoch timestamps and human-readable dates. It automatically detects whether a timestamp is in seconds or milliseconds, shows the result in your local time and in UTC, and does the reverse conversion from a date string back to seconds and milliseconds. The current time is shown and updates every second, ready to copy.
Features
- Auto-detects seconds vs milliseconds
- Shows local time and UTC
- Reverse date → timestamp conversion
- Live current time with one-click copy
- Clear errors for invalid numbers
How to use
- 1Paste a Unix timestamp into the left box and click Convert to see the date.
- 2Or type a date into the right box and click Convert to get seconds and milliseconds.
- 3Use the current-time bar to copy the live timestamp.
- 4Click any result to copy it.
Frequently asked questions
Related tools
JWT Decoder
Decode any JSON Web Token in your browser. Pretty-prints header and payload, shows the signature, and checks whether the token is expired.
UUID Generator
Generate cryptographically random UUID v4 strings in your browser. Batch up to 1000, choose uppercase or compact form, copy or download as a file.
SQL Formatter
Format and beautify SQL in your browser. Choose PostgreSQL, MySQL, SQLite, BigQuery, T-SQL and more, pick indentation, then copy or download.