Skip to main content

Cron Expression: Top and Bottom of Hour

Runs at the top (0) and bottom (30) of every hour. Copy and use this cron expression: 0,30 * * * *

Top and Bottom of Hour

Runs at the top (0) and bottom (30) of every hour

0,30 * * * *

Common Use Cases:

Bi-hourly tasks, regular intervals

Example Applications:

  • Regular checks
  • Bi-hourly reports
  • Half-hour tasks

How to Use This Cron Expression

1. Linux/Unix Crontab:

0,30 * * * * /path/to/your/script.sh

2. Edit Your Crontab:

crontab -e

3. In CI/CD Systems:

Many CI/CD platforms (GitHub Actions, GitLab CI, etc.) use cron expressions for scheduled workflows. Use this expression in your workflow configuration files.

Create Custom Expressions

Need a different schedule? Use our interactive cron generator to create custom expressions.

Open Cron Generator

FAQ: Top and Bottom of Hour Cron Expression

This cron expression (0,30 * * * *) runs at the top (0) and bottom (30) of every hour. Simply copy the expression and add it to your crontab file or job scheduler. For example: 0,30 * * * * /path/to/your/script.sh