Unix Timestamp Converter
Convert between Unix timestamps, ISO 8601, and human-readable dates.
Free Web vs Desktop App
Web (Free)
- +Unix Timestamp Converter with basic functionality
- +No signup or account required
- +Works in any modern browser
- -Full functionality on the web
- -Single tool per page, no integrations
Desktop App ($29 one-time)
- Integrated with database query results and API response inspection
- All 16 developer utilities in one ToolBox
- Plus terminal, HTTP client, database client, Docker manager
- AI agents, code editor, Git client, and 100+ more features
- macOS, Windows, Linux — one-time purchase, own forever
About Unix Timestamp Converter
Convert Unix timestamps (seconds or milliseconds) to human-readable dates, ISO 8601 format, or local time. Convert dates back to Unix timestamps. Shows relative time (e.g., "2 hours ago"). Essential for debugging logs, APIs, and database records.
Frequently Asked Questions
Is Unix Timestamp Converter free to use?
Yes! This online version is completely free with no signup required. Full functionality on the web. For unlimited usage and full integration with 100+ developer tools, download the 1DevTool desktop app ($29 one-time).
Is my data safe?
Absolutely. All processing happens entirely in your browser. Your data never leaves your machine — nothing is sent to any server. The tool runs 100% client-side using JavaScript.
What do I get with the desktop app?
The desktop app includes Unix Timestamp Converter with no limits, plus 15 other developer utilities. Beyond the ToolBox, you get multi-agent AI terminals, HTTP client, database client (26 engines), Docker manager, Git client, code editor, browser preview, and more — all in one workspace. $29 one-time, no subscription.
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Download 1DevTool to get Unix Timestamp Converter with no limits, plus 15 other utilities, AI terminals, HTTP client, database client, and 100+ features.