Cron expression tester

Paste a cron schedule and get it in plain English, plus the next times it fires. Then, if you want, arm a free dead-man’s-switch so you’re told the moment it stops. No signup.

minute  hour  day-of-month  month  day-of-week  (or a macro like @daily)
We interpret the cron fields in this zone and show the next runs in it. Fixed offset — DST transitions aren’t modeled.
Try a common one:
*/5 * * * *0 * * * *0 0 * * *30 4 * * *0 9,17 * * 1-50 0 * * 00 0 1 * **/15 9-17 * * 1-5@daily

Monitor a whole crontab at once → · how Cronping works · cron troubleshooting guides