Unix Timestamp Converter
Convert Unix timestamps to dates and back — live, two-way, private.
See how it works
Watch a quick simulation of this tool in action — no file needed.
How to use Unix Timestamp Converter
Follow these steps — everything happens instantly in your browser.
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Step 1. Watch the live current Unix timestamp tick at the top of the tool.
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Step 2. Type a timestamp into the top field — the date, UTC and ISO 8601 update instantly.
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Step 3. Or pick a local date and time in the bottom field to get the matching timestamp.
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Step 4. Use “Use now” to snap both fields to the current moment, or copy any value with one click.
Why use this tool
Private by design
All processing happens locally in your browser. Open DevTools → Network and you'll see zero file uploads. Ever.
Instant
No upload wait, no queue, no server round-trip. Results appear the moment you drop a file.
Free & unlimited
No accounts, no watermarks, no daily caps. Use it as many times as you like, forever.
Works everywhere
Desktop, tablet or phone — every tool is responsive and installable as a PWA for offline use.
Frequently asked questions
Everything you might want to know about unix timestamp converter.
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