Cron Expression Explainer
Developer ToolsExplain cron schedules & next run times
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All history →Cron Expression Explainer — at a glance
Understand a cron schedule at a glance and see exactly when it will run next.
How to use it — step by step
A standard 5-field cron expression: minute hour day-of-month month day-of-week.
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Explain Cron
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Pro tips
Small things that make the result better.
Quick facts
Frequently Asked Questions
What does */5 mean?+
It means every 5 units — in the minute field, every 5 minutes.
Does it support 6-field cron (seconds)?+
No. It supports the standard 5-field format used by Linux crontab.
What if day-of-month and day-of-week are both set?+
In standard cron the job runs when either one matches.
Is my data safe?+
Yes. Everything runs inside your own browser. Your text, files and images are never uploaded to any server.