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Cron Expression Generator
Fill in the minute, hour, day, month, and weekday fields (or pick a preset) to generate a cron expression, with a plain-English description of the schedule. Runs locally.
Presets
Fields
minute · hour · day · month · weekdayCron expression
FAQ
Common questions
The standard 5-field format: minute, hour, day-of-month, month, and day-of-week, as used by Unix cron and most schedulers.
A number, a list (1,15,30), a range (1-5), a step (*/15), or * for any value. Fields are validated against their allowed ranges.
Yes — a plain-English sentence describes when the expression will run, updated live as you edit.
No. Everything is generated in your browser.
Private by design
This runs entirely in your browser
No file or text you enter here is uploaded. Encoding and decoding happen on your device using native browser APIs — close the tab and nothing remains on a server.