Cron Expression Parser — Next Run Times
Translate cron expressions into plain language and list the next 10 run times. Supports Linux, Spring, Quartz and AWS formats.
Processed locally in your browser. Nothing is uploaded.
How to use
- Enter a cron expression or pick a preset; the format is detected automatically.
- Read the description and field breakdown.
- Check the upcoming run times.
Example and rules
Example: 0 9 * * 1-5 means “at 09:00, Monday through Friday.”
- Supports 5 fields (Linux), 6 (Spring with seconds / AWS) and 7 (Quartz with year), with * , - / ? L W # and month or weekday names.
- When both day-of-month and weekday are set, either matching triggers a run (Unix rule).
- Times use your browser's local time zone.
Frequently asked questions
Are 6-field (seconds) expressions supported?
Yes. 6 fields are read as Spring/Quartz (sec min hour day month weekday); AWS expressions with ? are detected automatically, or pick the format manually.
What does */5 mean?
Every 5 units from the start, e.g. every 5 minutes.
Are 0 and 7 both Sunday?
In Linux and Spring, yes. In Quartz and AWS, weekdays are 1=Sunday … 7=Saturday.