โฑ๏ธCron Expression

Generate and test cron expressions

Runs every minute, every hour, every day of the month, every month, every day of the week.

6/9/2026, 2:15:00 PM
6/9/2026, 2:16:00 PM
6/9/2026, 2:17:00 PM
6/9/2026, 2:18:00 PM
6/9/2026, 2:19:00 PM

About the Cron Expression

Cron Expression generator and tester helps you build and understand cron schedules โ€” the syntax used to run jobs at specific times on Unix systems and CI pipelines.

Construct an expression and see in plain language when it will run, removing the guesswork from scheduling.

Common use cases

  • Scheduling backups, reports, or cleanup jobs
  • Configuring CI/CD pipeline triggers
  • Understanding an existing cron expression
  • Testing schedules before deploying them

How to use the Cron Expression

  1. Enter or build a cron expression field by field.
  2. Read the human-readable description of when it runs.
  3. Copy the validated expression into your scheduler.

Frequently asked questions

What do the five cron fields mean?

They are minute, hour, day of month, month, and day of week, in that order.

Does it support special strings like @daily?

Standard five-field expressions are the focus; many schedulers also accept shortcuts like @daily.

Can it explain an existing expression?

Yes, paste an expression and it describes the schedule in plain English.