Crontab Guru - SwiftBox

Parse and explain cron expressions in plain English. Instantly understand what any cron schedule does, validate syntax, and process multiple expressions at once.

How to use

  1. Enter or edit a cron expression.
  2. Read the human-friendly explanation.
  3. Confirm it matches the schedule you want.

Common use cases

FAQ

5 or 6 fields?

Classic is min hour dom mon dow; seconds fields need runtime support.

Time zones?

The expression has no TZ — the host/container TZ decides.

Next run preview?

Focus is readable meaning; exact next ticks depend on the scheduler.