Minute hour day month weekday, space-separated.

This page is Linux 5-field (no seconds).

Check five fields and valid ranges.

This page focuses on explain; write reverse from description.

Cron Expression

Convert standard 5-field cron to readable schedule description.

At 09:00 AM, Monday through Friday

How to use & FAQ

Crontab, K8s CronJob, and CI schedules use cron syntax. This tool explains expressions like daily 2:30 or weekly Monday 9:00.

Parsing is local—expressions are not uploaded. Pair with timestamp tools for debugging.

Format?: Minute hour day month weekday, space-separated.
Quartz 6-field?: This page is Linux 5-field (no seconds).
* and */5?: * = any; */5 = every 5 units.
Uploaded?: No.
Parse error?: Check five fields and valid ranges.
Generate cron?: This page focuses on explain; write reverse from description.