Cron Expression Builder & Explainer
Paste a crontab schedule to see it explained in plain English, or build one from a simple form below. Everything runs in your browser: nothing is sent anywhere.
📖 Guide: How cron scheduling works
Last updated: August 30, 2026
Explain a cron expression
Build a schedule
Cron expression
Field reference
| Minute | 0-59 |
|---|---|
| Hour | 0-23 |
| Day of month | 1-31 |
| Month | 1-12 or JAN-DEC |
| Day of week | 0-7 (0 and 7 both mean Sunday) or SUN-SAT |
Supports * (any value), , (lists), - (ranges), / (step values), and the special strings @yearly, @monthly, @weekly, @daily, and @hourly.