Crontab Schedule Creator

Decode any cron expression and preview its next runs instantly.

Processed locally — nothing is uploaded

About Crontab Schedule Creator

The field pairing that catches people is day-of-month with day-of-week: set both and most cron implementations fire on either match rather than only when both agree. Reading the plain-English output back is the fastest way to catch that before it ships.

A fast, private crontab.guru alternative that decodes any cron expression into plain English and previews its upcoming runs in your timezone. It parses entirely in your browser with no tracking.

Build cron schedules field by field, or paste an existing expression to decode it into plain English with a preview of upcoming run times. Cron syntax — five fields for minute, hour, day of month, month and day of week — is powerful but easy to get wrong, and this tool makes it readable.

Everything is parsed locally in your browser, so it works as a fast, private alternative to crontab.guru. Confirm exactly when a job will fire before you commit it to your server, CI pipeline or scheduler.

Learn how this works

Frequently asked questions

How is this different from crontab.guru?

The same job — building and reading cron expressions — but it runs entirely in your browser with no network request, so schedules that reveal internal system details are never sent anywhere. It also sits alongside the rest of the toolkit.

Can I check what an existing expression does?

Yes. Paste any five-field expression and it is described in plain English, which is usually faster and safer than reasoning about an unfamiliar schedule by eye.

Are special strings like @daily supported?

@daily, @hourly, @weekly, @monthly and @reboot are widely supported shorthands in most cron implementations. @daily is identical to 0 0 * * *, so use whichever your team finds more readable.

Common Use Cases

  • Decoding a cron line you inherited from someone else
  • Building a schedule without leaving your browser tab
  • Sanity-checking a job's timing during an incident review

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