Cron expression explainer

Paste a crontab schedule like */15 9-17 * * 1-5 to see what it means and exactly when it will run next.

Free · No sign-up · Your files are processed on your device and never uploaded

How to use Cron expression explainer

  1. Paste or type…
    1

    Paste or type

    Put your content in the box - or try the example.

  2. Result appears instantly
    2

    Watch the result

    The result updates as you type - choose options above if needed.

  3. TXTCopy / Download
    3

    Download the result

    Ready in seconds. Your file never left your device.

Features

  • Plain-English description.
  • Next 8 run times in your time zone.
  • Ranges 1-5, lists 1,3, steps */10, names MON-FRI and JAN, macros @hourly @daily @weekly.

Free and private

Everything runs in your browser. Nothing you paste is uploaded, logged or stored.

Questions

Which cron format is this?

Standard 5-field cron (minute hour day month weekday), used by Linux crontab, GitHub Actions and Kubernetes CronJobs.

Is it free?

Yes - free and unlimited, with no sign-up and no watermark.

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