ElDevo
Utilities

Free Online Cron Expression Generator

Build cron schedules interactively, translate them to plain English and preview the next five run times locally.

100% Client-Side. Your data is processed locally and is never sent to an ElDevo processing server.
Input
Presets

Ctrl/Cmd + Enter to run · Esc to clear · Processing stays in your browser.

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How to Use

  1. 1Edit each cron field or choose a preset.
  2. 2Read the plain-English interpretation.
  3. 3Review the next five scheduled times.
  4. 4Copy the expression into cron or Kubernetes.

Features & Privacy Guarantee

  • 5 and 6 field expressions
  • Plain-English humanizer
  • Next five run times
  • Preset schedules

Search intent: Generate, humanize and validate five- or six-field cron expressions.

Technical Example

Input
*/15 * * * *
Output
Every 15 minutes

Frequently Asked Questions

What are the five cron fields?

Minute, hour, day of month, month and day of week. A six-field form can include seconds as the leading field.

Does it support Kubernetes CronJobs?

Yes. Kubernetes uses standard five-field cron schedules.

What timezone are upcoming runs shown in?

Your browser's local timezone.

Can I use ranges and lists?

Yes. Standard cron ranges, lists, steps and wildcards are supported by the parser.

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