0 9 * * 1-5At 09:00 on Mon, Tue, Wed, Thu, Fri
Day-of-month and day-of-week support Quartz-style specials. Use the Cron Decoder to decode any expression.
| In day-of-month | Meaning |
|---|---|
| L | Last day of month |
| LW | Last weekday of month |
| 15W | Nearest weekday to 15th |
| In day-of-week | Meaning |
|---|---|
| 5L | Last Friday of month |
| 2#3 | 3rd Monday of month |
All parsing and next-run calculation happens in your browser. No data is sent to any server.
Yes, completely free. Build and validate cron expressions with no sign-up. All processing runs in your browser.
The five fields are: minute (0-59), hour (0-23), day of month (1-31), month (1-12), and day of week (0-7, where 0 and 7 are Sunday). Use * for "every" or specific values/ranges.
Yes. Next run times are shown in your local browser timezone. The tool uses your device clock to calculate the next 5 run times.
Yes. Paste any 5-field cron expression into the input and click Apply to see the human-readable description and next run times. Invalid expressions show a clear error.