Days in year
Leap year length for planning grids.
Client366 days in 2024 (leap year)
Nearby workflows on Toolcore
- Unix timestamp converter — Epoch to date: seconds, milliseconds, ISO-8601, UTC and local time—in browser. when the same instant should appear as epoch, zone, or cron.
- Days in month — How many days the month of a date has. when the same instant should appear as epoch, zone, or cron.
- Business days calculator — Count weekdays (Mon–Fri) between two calendar dates—inclusive, computed in your browser. when the same instant should appear as epoch, zone, or cron.
- Add days to date — Calendar date plus N days. when the same instant should appear as epoch, zone, or cron.
Common use cases
- Days in year for quick local checks without uploading data.
- Copy results into tickets, docs, or classroom notes.
Common mistakes to avoid
Unexpected input shape
See the intro and how-to notes for accepted formats.
FAQ
Is processing local?
Yes—this runs entirely in your browser.
Agent prefill?
Use q or qb for the main text field when supported.
More tools
Related utilities you can open in another tab—mostly client-side.
Unix timestamp converter
ClientEpoch to date: seconds, milliseconds, ISO-8601, UTC and local time—in browser.
Days in month
ClientHow many days the month of a date has.
Business days calculator
ClientCount weekdays (Mon–Fri) between two calendar dates—inclusive, computed in your browser.
Add days to date
ClientCalendar date plus N days.