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Understand a crontab Entry

Decode a line from your Linux crontab into plain English.

Non é necesario iniciar sesión
0
minute
9
hour
*
day of month
*
month
1-5
day of week
This schedule means

At 9:00 AM, Monday through Friday.

Next 5 runs (your local time)
  • Thu, May 28, 2026, 09:00 AMin 17 hr
  • Fri, May 29, 2026, 09:00 AMin 41 hr
  • Mon, Jun 1, 2026, 09:00 AMin 5 days
  • Tue, Jun 2, 2026, 09:00 AMin 6 days
  • Wed, Jun 3, 2026, 09:00 AMin 7 days

💡 Fields are: minute, hour, day-of-month, month, day-of-week. Supports ranges (1-5), lists (1,15), steps (*/15), names (MON, JAN), and macros (@daily). All parsing happens in your browser.

crontab tips

🐧

Paste the schedule portion of a crontab line (the five fields before the command) to see exactly when it runs.

🕒

The next-run list confirms your understanding against real upcoming times.

📛

Names like MON and JAN work, so you can paste schedules exactly as written.

🔒

Parsed entirely in your browser — nothing about your server is uploaded.

Como funciona

1
Entra
Enter your data into the tool above. Everything stays local to your browser.
2
Proceso
The tool processes your data instantly in your browser using JavaScript. No server, no waiting.
3
Descargar
Get your result instantly. Nothing is stored after you leave the page — complete privacy.

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Preguntas frecuentes

Back to Cron Expression Explainer