QBQBCOO Tools

Online Cron Expression Parser

Parse cron expressions into human-readable descriptions and calculate upcoming execution times. Built for developers and sysadmins.

Minute(0-59) Hour(0-23) Day(1-31) Month(1-12) Weekday(0-7, 0/7=Sun)

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About the Cron Parser

What is a Cron Expression?

A cron expression is a string format used in Unix/Linux systems to schedule recurring tasks. It consists of 5 fields (minute, hour, day of month, month, day of week) that flexibly define when a task should run. Cron is widely used for automation, data backups, scheduled reports and more.