Cron Parser

Parse cron expressions, see what they mean in English, preview the next run times, and inspect each field's matches. Supports standard 5-field and optional-seconds 6-field syntax, plus @daily/@hourly-style aliases.

Cron expression

6 fields (with seconds)

Timezone:

—

Next 10 runs

#	Date	Day	In

Common presets

Syntax

Field order (5): min hour dom mon dow
Field order (6): sec min hour dom mon dow
Ranges: 1-5 (inclusive)
Lists: 1,3,5
Steps: */5, 0-30/2
Wildcards: * (any), ? (no-op in dom/dow)

Month names: JAN, FEB, ..., DEC
Day names: SUN, MON, ..., SAT
Day-of-week: 0 or 7 = Sunday
Aliases: @yearly @monthly @weekly @daily @hourly
Not supported: L, W, # (Quartz extensions)