Every time, in your time.
Hover or focus a zoned time on the web. HourHalo shows the date and time in your timezone — no copying, no converter, no leaving the page.
Designing across borders
Thursday, July 16 · 1:30 PM EDT
Whole ranges.
No mental math.
Start times, end times, nearby dates, and daylight saving changes are handled together — as one conversion, not three.
Thursday sessions
Every format.
One local answer.
From everyday abbreviations to precise timestamps — HourHalo reads them all, and converts them the way a human would.
15:00:00Z
- Common timezone abbreviations
- UTC and GMT offsets, including half-hour
- Whole ranges converted together
- Written and relative dates stay attached to the time
- ISO 8601 and semantic <time> elements
- Context like “all times PT” or headings
If a time has no date, HourHalo uses today in its source timezone and says so in the tooltip.
Your zone.
Your clock.
Your sites.
Follow your system automatically or choose any IANA timezone. 12-hour, 24-hour, or automatic clock. Choose how timezone names appear, and pause HourHalo globally or on the current website.
Your browsing
stays yours.
Page text is converted in your browser and never sent to HourHalo. There are no accounts, analytics, or trackers. Chrome Sync can store your preferences, including websites where you pause HourHalo.
Stop doing timezone
math in your head.
HourHalo is free, private, and quiet — it only appears when you need it.
Add HourHalo to Chrome