cron / standard-5-field

Cron Expression Parser

Paste a cron expression and translate every field into a plain-English schedule description.

cron.shell
Meaning
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    How to use this tool

    Paste any standard 5-field Unix cron expression. The parser validates each field and turns the schedule into a readable description.

    5-field cron

    These tools target standard Unix 5-field cron. Quartz and AWS/EventBridge use different dialects.

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    FAQ

    Frequently asked questions

    What cron format does this site use?

    The tools use the standard Unix 5-field cron format: minute, hour, day of month, month and day of week.

    Does CronToolsList run my cron job?

    No. The site only builds, explains and calculates schedules. It never executes commands or stores your cron jobs.

    Are expressions sent to a server?

    No. Core calculations run locally in your browser.