Cron Expression Parser
Read a five-field cron schedule in plain English. Enter minute, hour, day, month, and weekday fields, then check the field breakdown and generated description.
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Minute
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Hour
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Day
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Month
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Weekday
How to Use Cron Expression Parser
- Type or paste a cron expression (5 fields separated by spaces) into the input field.
- The tool instantly shows a human-readable description of the schedule.
- Use the preset buttons to load common schedules, or click the fields to explore specific values.
Features
- Plain-English description for five-field cron expressions
- Visual breakdown of minute, hour, day, month, and weekday
- Common schedule presets (every minute, hourly, daily, weekly, monthly)
- Supports wildcards (*), ranges (1-5), steps (*/5), and lists (1,3,5)
- Powered by cronstrue when the parser library is loaded
- Explains schedules; it does not run jobs
Cron expression parser for five fields
Use Cron Expression Parser to understand schedules that use minute, hour, day of month, month, and weekday fields. The tool explains the expression and shows each field so you can verify it before using it elsewhere.
Example workflow
- Weekday job: Enter 0 9 * * 1-5 to describe a weekday 9:00 schedule, then review each field.
- Presets: Use common buttons for every minute, every 5 minutes, hourly, daily, weekday, or monthly schedules.
- Limits: The parser expects exactly five fields and does not support seconds, years, Quartz, systemd timers, or timezone conversion.
For the next step, try JSON Formatter & Validator, Regex Tester & Log Extractor, Base64 Encoder & Decoder, Hash Generator.
Frequently Asked Questions
What cron format is supported?
This parser expects exactly five fields: minute, hour, day of month, month, and weekday.
What does */5 mean?
The /5 step notation means every 5 units. In the minute field, */5 means every 5 minutes.
What does 0 9 * * 1-5 mean?
It describes a schedule at 9:00 on weekdays, using minute 0, hour 9, any day of month, any month, and weekdays 1 through 5.
Are seconds, years, or time zones supported?
No. This page explains five-field cron expressions only. It does not support seconds, year fields, Quartz syntax, systemd timers, or timezone conversion.
Does this schedule jobs?
No. The parser explains cron expressions and field values; it does not create or run scheduled jobs.
