🕐 Cron Expression Parser

Parse, validate, and build standard 5-field cron expressions. See human-readable explanations and next execution times.

Common Presets

Cron Expression (5-field: minute hour day month weekday)

Next 10 Scheduled Runs

Visual Cron Builder

Minute

0 - 59

Hour

0 - 23

Day of Month

1 - 31, L, W

Month

1 - 12

Day of Week

0 - 7 (0 and 7 = Sun), L, #

Cron Field Reference

Field	Allowed Values	Special Characters
Minute	0 - 59	`*` `,` `-` `/`
Hour	0 - 23	`*` `,` `-` `/`
Day of Month	1 - 31	`*` `,` `-` `/` `L` `W`
Month	1 - 12	`*` `,` `-` `/`
Day of Week	0 - 7 (0 and 7 = Sunday)	`*` `,` `-` `/` `L` `#`

Free Cron Expression Parser and Builder

Parse any standard 5-field cron expression into a human-readable description and see the next 10 scheduled execution times. Use the visual builder to construct expressions with dropdowns, or type directly in the text field. Supports special characters including wildcards (*), ranges (-), steps (/), lists (,), last day (L), weekday (W), and nth occurrence (#). All processing happens entirely in your browser.