Unix Timestamp Converter — Epoch to Date & Back (Free)
Free Unix timestamp / epoch converter. Convert an epoch (seconds or milliseconds, auto-detected) to a human-readable UTC and ISO 8601 date, or a date back to epoch. Includes a Now button.
✓ 100% Free
✓ No Login Needed
✓ NCERT / CBSE Aligned
✓ Download as PDF
TL;DR: Free Unix timestamp / epoch converter. Convert an epoch (seconds or milliseconds, auto-detected) to a human-readable UTC and ISO 8601 date, or a date…
Written & reviewed by the Syllab.in Academic Team (CBSE/NCERT subject experts) · Updated
🤖 Stuck on any question? Ask Syllab's free AI Tutor for a step-by-step explanation — instant, unlimited, no login.
A free Unix timestamp (epoch) converter. Convert an epoch to a readable UTC and ISO 8601 date, or a date back to epoch seconds and milliseconds. Seconds vs milliseconds is auto-detected.
About Unix time
- A Unix timestamp is the number of seconds since 1 January 1970 UTC.
- 10-digit values are seconds; 13-digit values are milliseconds.
- Output is shown in ISO 8601 and a readable UTC string; a Now button fills the current epoch.
100% free, in your browser. Browse all free tools.