FREE · DEVELOPER TOOLS
Cron Expression Explainer.
Explain five-field cron schedules using ranges, lists and step intervals.
How to use Cron Expression Explainer
Enter or choose the required input, adjust the settings, then generate and review the result. 0 9 * * 1-5 means minute 0, hour 9, Monday through Friday.
How it works
Explain five-field cron schedules using ranges, lists and step intervals. Five-field numeric cron only. No seconds, named aliases or platform-specific syntax. Inputs stay on your device. Review the preview or output before using it; refresh the page to clear the current working session.
Example
0 9 * * 1-5 means minute 0, hour 9, Monday through Friday.
Questions about Cron Expression Explainer
Is Cron Expression Explainer free, and do I need an account?
Yes. This tool is free to use in your browser without an account. Processing takes place on your device.
What are the limits and what should I check?
Five-field numeric cron only. No seconds, named aliases or platform-specific syntax. Review the result before using it in your work.
Is my input sent to a server?
Your input is processed in your browser and is not uploaded by this tool. Files and pasted text are cleared when the page is refreshed. Normal website requests are still required to load the page and its libraries. Read the privacy explanation.