Crontab generator

Validate and generate crontab and get the human-readable description of the cron schedule.

Your cron expression

At 40 minutes past the hour, every hour, every day

Verbose

Use 24 hour time format

Days start at 0

# +-------------- [optional] seconds (0 - 59)
# |  +------------ minute (0 - 59)
# |  |  +---------- hour (0 - 23)
# |  |  |  +-------- day of month (1 - 31)
# |  |  |  |  +------ month (1 - 12) OR jan,feb,mar,apr ...
# |  |  |  |  |  +---- day of week (0 - 6, sunday=0) OR sun,mon ...
# |  |  |  |  |  |
# *  *  *  *  *  *  command

Symbol	Meaning	Example	Equivalent
*	Any value	* * * *	Every minute
-	Range of values	1-10 * * *	Minutes 1 through 10
,	List of values	1,10 * * *	At minutes 1 and 10
/	Step values	/10 * *	Every 10 minutes
@yearly	Once every year at midnight of 1 January	@yearly	0 0 1 1 *
@annually	Same as @yearly	@annually	0 0 1 1 *
@monthly	Once a month at midnight on the first day	@monthly	0 0 1 * *
@weekly	Once a week at midnight on Sunday morning	@weekly	0 0 * * 0
@daily	Once a day at midnight	@daily	0 0 * * *
@midnight	Same as @daily	@midnight	0 0 * * *
@hourly	Once an hour at the beginning of the hour	@hourly	0 * * * *
@reboot	Run at startup