Developer Tools
Cron Expression Parser
Explain five-field cron expressions by minute, hour, day, month, and weekday.
Input / output
Minute
*/30
0-59
30분마다
Hour
9
0-23
9
Day of month
*
1-31
Every day of month
Month
*
1-12 or JAN-DEC
Every month
Day of week
1-5
0-7 or SUN-SAT
월-금
Next runs
| Local time | Day | Timezone |
|---|---|---|
| 2026-05-11 09:00 | 월 | Asia/Seoul |
| 2026-05-11 09:30 | 월 | Asia/Seoul |
| 2026-05-12 09:00 | 화 | Asia/Seoul |
| 2026-05-12 09:30 | 화 | Asia/Seoul |
| 2026-05-13 09:00 | 수 | Asia/Seoul |
Warnings
No warnings.
HelpOpen usage notes, examples, practical tips, and FAQ only when you need them.
What is this tool?
Cron Expression Parser is a browser-first tool for explain five-field cron expressions by minute, hour, day, month, and weekday. It fits into the developer workflow and keeps the main task on one page.
How to use it
- Enter the input
Paste or edit the value in the input area. Sample values are safe placeholders for testing the tool.
- Adjust options
Choose the mode, format, unit, or count that matches the cron, schedule, cron parser task.
- Review the result
Run the tool, inspect the output, then copy or download it only when the result matches your expectation.
Examples
Cron Expression Parser example
- Input
- Sample input
- Output
- Review the result in the browser.
Practical tips
- For large inputs, process the smallest useful sample first to keep the browser responsive.
- Ad slots are intentionally kept away from tool controls and result panes.
FAQ
What input should I use with Cron Expression Parser?
Use values that match the cron, schedule task, then adjust the visible options before running the tool.
Can I copy the Cron Expression Parser result?
Yes. Review the output first, then copy or download it when the result matches your expectation.
Can I use Cron Expression Parser on mobile?
Yes. The input, options, action, and result areas are designed to stack cleanly on small screens.
Will ads interrupt Cron Expression Parser?
No. Ad slots stay outside the input, output, and primary action areas so the tool remains usable and policy-safe.