Cron Job Parser

Explain cron expressions and list next runs.

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Cron expression

At 09:00, on Monday through Friday.

Next runs

This schedule never runs in the next ten years (for example, 31 February).

Standard 5-field cron. When both day-of-month and day-of-week are set, a day matching either runs the job.

1Paste or type your inputUse the box above, or click Sample to try it with an example.
2Choose your optionsEnter a five-field expression (minute, hour, day of month, month, day of week) or a shortcut like @daily.
3Copy the resultCopy it with one click. Nothing is sent anywhere.

Explain a cron expression in plain English and list the next times it will run.

Standard five-field Unix cron, with ranges, lists, steps, month and day names, and @yearly, @monthly, @weekly, @daily and @hourly.

As in standard cron, the job runs when either one matches.

No. The tool runs entirely in your browser and never sends what you type or paste to a server.

Yes. It's free, with no sign-up and no limits.