Cron Expression Parser

Parse and explain cron expressions in plain English. See next scheduled run times. Validate crontab schedules instantly — free, no signup.

Tap to customize settings
minute hour day(month) month day(week)

Human-readable

Next 5 Run Times

Cron Cheat Sheet

* = every value

, = value list (1,3,5)

- = range (1-5)

/ = step (*/5 = every 5)

Minute: 0-59 | Hour: 0-23 | Day: 1-31 | Month: 1-12 | Weekday: 0-7 (0,7=Sun)

◆ What it does

Parse and explain cron expressions in plain English. Preview next execution times and build expressions with an interactive editor.

▸ How to use

  • Enter a cron expression (e.g., '0 9 * * 1-5')
  • See a plain English explanation of the schedule
  • Preview the next 10 scheduled execution times
  • Use the interactive builder to construct expressions visually

▸ Why use this

  • Understand complex cron schedules in CI/CD pipelines
  • Build and validate cron expressions before deployment
  • Debug scheduled task timing issues
  • Learn cron syntax with instant visual feedback