DevOps Tools
Visual cron syntax guide with 30+ expressions, category filters, search, and one-click copy. No sign-up required.
36 expressions
* * * * *
Every minute
In less than a minute
*/5 * * * *
Every 5 minutes
*/10 * * * *
Every 10 minutes
*/15 * * * *
Every 15 minutes
In 10 min — 07:30 PM
*/30 * * * *
Every 30 minutes
0 * * * *
Every hour (on the hour)
In 40 min — 08:00 PM
0 */2 * * *
Every 2 hours
0 */6 * * *
Every 6 hours
In 4h — 12:00 AM
0 0 * * *
Every day at midnight
0 12 * * *
Every day at noon
In 16h — 12:00 PM
0 0 * * 0
Every Sunday at midnight
In 3d — Sun, Apr 26 12:00 AM
0 0 1 * *
First day of every month at midnight
Fri, May 1 12:00 AM
0 0 1 1 *
January 1st at midnight (yearly)
Fri, Jan 1 12:00 AM
0 4 * * *
Daily at 4 AM (maintenance window)
In 8h — 04:00 AM
0 3 * * 0
Sunday at 3 AM (weekly maintenance)
In 3d — Sun, Apr 26 03:00 AM
0 2 * * *
Daily at 2 AM (log rotation)
In 6h — 02:00 AM
0 9 * * 1-5
Weekdays at 9 AM (business open)
In 13h — 09:00 AM
0 17 * * 1-5
Weekdays at 5 PM (business close)
In 21h — 05:00 PM
0 9-17 * * 1-5
Every hour during business hours
30 8 * * 1-5
Weekdays at 8:30 AM (standup reminder)
In 13h — 08:30 AM
0 10 * * 1
Every Monday at 10 AM (weekly report)
In 4d — Mon, Apr 27 10:00 AM
0 0 1,15 * *
1st and 15th of month (payroll)
*/2 * * * *
Every 2 minutes (health check)
0 */4 * * *
Every 4 hours (SSL cert check)
0 1 * * *
Daily at 1 AM (deploy to staging)
In 5h — 01:00 AM
0 0 * * 5
Every Friday at midnight (weekly deploy)
In 1d — Fri, Apr 24 12:00 AM
*/30 9-17 * * 1-5
Every 30 min during work hours (monitoring)
0 3 * * *
Daily at 3 AM (database backup)
In 7h — 03:00 AM
0 2 * * 0
Sunday at 2 AM (full DB dump)
In 3d — Sun, Apr 26 02:00 AM
0 */12 * * *
Every 12 hours (incremental backup)
0 5 1 * *
Monthly at 5 AM (DB optimization)
Fri, May 1 05:00 AM
0 6 * * *
Daily at 6 AM (morning digest email)
In 10h — 06:00 AM
0 20 * * *
Daily at 8 PM (evening summary)
0 0 25 12 *
Christmas Day at midnight
Fri, Dec 25 12:00 AM
0 0 14 2 *
Valentine's Day at midnight
Sun, Feb 14 12:00 AM
0 0 31 10 *
Halloween at midnight
Sat, Oct 31 12:00 AM
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