Cron from Natural Language

What does Cron from Natural Language do?

Converts human-readable schedule descriptions into cron expressions. Type a phrase in plain English and get both 5-field (standard) and 6-field (with seconds) cron output.

How to use

1. Type your schedule in the input box (e.g. "every day at 9:00")
2. Click Convert or press Enter
3. Copy the 5-field expression for Unix cron, GitHub Actions, or most schedulers
4. Use 6-field if your system supports seconds (e.g. node-cron)

Time format

Use 24-hour format: 9:00 (9 AM), 15:44 (3:44 PM), 23:55 (11:55 PM). For seconds: 23:55:22.

Supported phrases by category

Intervals (each / every)

• each minute, every 2 minutes, each 5 minutes
• once each hour, once every 5 hours
• once each day, every day
• once each month, once every 2 months
• each second (6-field only; no 5-field equivalent)

Specific times

• midnight — 00:00
• 23:55 — daily at 11:55 PM
• once each day at 9:00 — daily at 9:00 AM
• once each 2 months at 14:00 — every 2 months at 2:00 PM

Days of week

• monday 23:55, friday 15:44 — specific day and time
• tuesday each 10 minutes — every 10 min on Tuesdays
• wednesday midnight, once at wednesday

Months

• may tuesday — every Tuesday in May
• august friday 15:44 — Aug, Fri at 3:44 PM
• may tuesday midnight

Offset

• once each 5 hours offset 10 minutes — every 5h at :10 past the hour

Output formats

5-field (minute hour day month day-of-week) — standard for Unix cron, GitHub Actions, most CI/CD. 6-field (second minute hour day month day-of-week) — used by node-cron, Quartz, and systems that need second-level precision.

What is it used for?

• Quick setup: Generate cron without memorizing the format
• CI/CD: GitHub Actions schedule:, cron jobs, task schedulers
• Learning: See how natural phrases map to cron fields