Cron Expression Generator
Build, explain, and validate standard 5-field cron expressions — with a live preview of upcoming run times.
* * * * *
Quick Presets
Build It Field by Field
0–59
0–23
1–31
1–12 or JAN–DEC
0–6 (Sun–Sat) or SUN–SAT
Or Paste an Existing Expression
What This Means
Runs every minute.
Next 5 Run Times
Field Reference
Minute0–59
Hour0–23
Day of Month1–31
Month1–12 or JAN–DEC
Day of Week0–6 (0 = Sunday) or SUN–SAT
Use * for "any", , for lists (e.g. 1,15), - for ranges (e.g. 1-5), and / for steps (e.g. */15). If both Day of Month and Day of Week are restricted, cron treats it as "either one matches."