⏰ Crontab Explainer
Parse any cron expression, get a human-readable description, and see the next scheduled run times.
About Crontab Explainer
Cron expressions are the syntax Linux and Unix servers use to schedule automated tasks — but they can be cryptic to read and write correctly. This tool lets you paste any cron expression and instantly get a plain-English description of when it will run. It also shows the next several scheduled run times so you can verify the timing is exactly what you intended.
Whether you're scheduling server backups, email reports, database cleanups, or any recurring job, this tool helps you validate your cron syntax before deploying it to production. No more squinting at 0 */4 * * 1-5 and guessing — just paste the expression and see the human-readable explanation instantly.
| Field | Range | Special chars | Example |
|---|---|---|---|
| Minute | 0–59 | * , - / | */15 = every 15 min |
| Hour | 0–23 | * , - / | 0,12 = midnight & noon |
| Day of Month | 1–31 | * , - / | 1,15 = 1st & 15th |
| Month | 1–12 | * , - / | */3 = every quarter |
| Day of Week | 0–7 (0,7=Sun) | * , - / | 1-5 = weekdays |
* = any value
, = list (1,2,3)
- = range (1-5)
/ = step (*/5)