Build, preview, and validate cron expressions without guessing. Enter a schedule, see the next 5 run times, get a plain-English description, or pick from 11 common presets. Works for cron, Airflow DAGs, dbt Cloud schedules, and Snowflake tasks.
What is a cron expression?
Cron expressions define recurring schedules using 5 fields: minute (0-59), hour (0-23), day-of-month (1-31), month (1-12), and day-of-week (0-6, where 0 = Sunday). Each field can be a specific number, a range (1-5), a list (1,3,5), a step (*/15), or a wildcard (*).
11 common presets included
Every 5 minutes: */5 * * * * - frequent polls, health checks