What do the 5 fields of a standard cron expression represent?

Cron Expression Generator & Explainer

Generate and decode cron syntax for Linux crontab, GitHub Actions, AWS EventBridge, and serverless jobs.

Cron Expression (5 or 6 fields):

Presets:

Schedule Meaning:

Runs at 00:00 midnight every day (daily).

Step 01

Choose a common interval or enter a cron string.

Step 02

Read the plain-English translation.

Step 03

Copy the expression into your scheduler or configuration.

Minute (0-59), Hour (0-23), Day of Month (1-31), Month (1-12), and Day of Week (0-6).

Convert Unix epoch timestamps to human-readable dates and generate timestamps in seconds/milliseconds.

Beautify, validate, minify, and inspect JSON payloads entirely in your browser.