Paste a Unix timestamp — the unit is auto-detected with an override — and read it as your local time, UTC, ISO 8601 and a relative "ago" phrase. Or paste a date and get the epoch back. The current epoch ticks live with copy and pause.
Privacy ledger
Data acquired
None.
Libraries used
Lit 3 — bundled into the tool file itself.
Data stored
None.
Data transmitted
None.
Use it on your own page
Download the tool as a single self-contained HTML file: readable source with the Lit library included, zero network requests — it works opened straight from your disk, and you can customize everything.