Cron is the five-number code that tells a computer when to repeat a job.
Type one and read it back in plain English — with the exact times it fires next, worked out
on real calendar dates.
live as you typereal date mathsno networknext run in —
The expression
parses
in plain english
…
the classic surprise
You set both a date and a weekday. Cron fires when either one matches — not both
together. So this runs more often than it looks.
next run—
gap between—
runs ahead · 7d—
days it fires—
common patterns
paste a whole expression into any box — @daily, @hourly, @weekly and friends expand too
Next 5 runs
local time
Field by field
hover or tap a field
The next 7 days
—
quietbusy · one square = one hour · faded squares already passed