In-browser tool
Cron Expression Explainer
Understand any 5-field cron expression in plain language — minute, hour, day, month and weekday, explained field by field.
How it works
01
Type or paste your input
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Get the result instantly
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Copy the result
Frequently asked questions
What is a cron expression?
Five fields — minute, hour, day-of-month, month, day-of-week — that schedule a task. Paste one like */15 9 * * 1-5 and each field is explained. Runs in your browser.
Is my file uploaded to a server?
No. This tool runs entirely in your browser. You can open your browser's network tab and verify no request carries your file.