Cron Expression Builder
Build and validate cron expressions with a visual editor. See next run times and get plain English descriptions. No data leaves your browser.
Quick Presets
Parse Expression
Paste a 5-field cron expression to decode it visually.
Visual Editor
0–59
0–23
1–31
1–12
0–6
Generated Expression
* * * * *Plain English
Every minute of every hour
Next 5 Run Times
1
Sat, Apr 4, 2026, 02:10 AM2
Sat, Apr 4, 2026, 02:11 AM3
Sat, Apr 4, 2026, 02:12 AM4
Sat, Apr 4, 2026, 02:13 AM5
Sat, Apr 4, 2026, 02:14 AMAbout Cron Expressions
A cron expression is a string of five fields separated by spaces, representing: minute (0-59), hour (0-23), day of month (1-31), month (1-12), and day of week (0-6, Sunday=0). Use * for "every", */N for "every Nth", and N-M for ranges.