What cron syntax is supported?

Standard POSIX 5-field cron (min, hour, day, month, weekday), extended 6-field (with seconds), Quartz scheduler format, and common presets like @hourly, @daily, @weekly, @monthly.

What does each field mean?

Field order (5-field): Minute (0–59), Hour (0–23), Day of Month (1–31), Month (1–12), Day of Week (0–6, 0=Sunday). Special characters: * (every), , (list), - (range), / (step).

Cron Expression Parser

Parses any cron expression and explains it in plain English. Shows the next 5 scheduled run times. Supports standard 5-field cron (minute, hour, day, month, weekday) and extended 6-field syntax with seconds. Validates the expression and highlights any syntax errors.

Cron expression

*/5

Minute

Hour

Day

Month

Day

Description

at minute */5

Next 5 run times (UTC)

1. 2026-05-21 01:45

2. 2026-05-21 01:46

3. 2026-05-21 01:47

4. 2026-05-21 01:48

5. 2026-05-21 01:49

Enter your cron expression to get a human-readable description and the next scheduled run times.

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