Cron Expression Parser
Explain a cron expression in plain English and see its next runs.
Three steps, no reading required.
Enter a cron expression
Type a standard 5-field expression, or pick one of the presets.
Read the breakdown
Each field — minute, hour, day, month, weekday — is explained in plain English.
Check the next runs
See the next five times it will fire in your local time zone.
Upload & hope
- Sends your input to a server to process it
- Asks for an account after a few free uses
- Limits input size on the free tier
Runs where you are
- Processes everything inside your browser tab
- No account, ever
- No artificial size limit
Questions worth answering upfront.
Standard 5-field cron: minute, hour, day-of-month, month, and day-of-week, with *, */n, ranges, steps, lists, and month/weekday names (JAN, MON).
It follows standard cron: when both are restricted, a run fires if either matches; otherwise both must match.
Next-run times are computed and shown in your browser's local time zone. The Copy button gives them in UTC ISO 8601.
No. Parsing and the next-run search happen entirely in your browser. Nothing is uploaded.
Yes. Every tool on DevUtilsNow is free to use with no account required.
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Guides that pair with this tool
How to Read a Cron Expression
Decode the five fields of a cron schedule — minute, hour, day, month, weekday — plus ranges, steps, lists, and the day-of-month/day-of-week rule.
Handy reference
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