DevOps Utility

Cron Expression Parser & Schedule Explainer

Crontabs are notorious for causing unexpected production outages when scheduled at incorrect intervals (e.g. running every minute instead of once every hour). Our client-side Cron Parser renders plain English descriptions and displays the exact upcoming execution dates so you can deploy with confidence.

Parse Your Crontab Instantly

Interactive preview with human descriptions, presets, and next 5 run times.

🚀 Open Interactive Cron Parser

Standard UNIX 5-Part Cron Syntax

* * * * *
│ │ │ │ │
│ │ │ │ └───── Day of Week (0 - 6, Sun = 0)
│ │ │ └────────── Month (1 - 12)
│ │ └─────────────── Day of Month (1 - 31)
│ └──────────────────── Hour (0 - 23)
└───────────────────────── Minute (0 - 59)
      

Popular Pre-Configured Schedules

*/15 * * * *: Every 15 minutes
0 * * * *: Every hour on the hour
0 0 * * *: Every day at midnight UTC
0 9 * * 1-5: Monday through Friday at 9:00 AM
0 0 1 * *: On the first day of every month at midnight