Cron Expression Parser
Parse a cron expression and preview the next 10 fire times.
Paste a 5-field cron expression and get a plain-English description plus the next 10 times it will fire in your local timezone. Supports *, comma lists, ranges, and step (*/N) syntax across all five fields.
Common use cases
- Sanity-check a cron schedule before deploying to production
- Visualise when a Kubernetes CronJob or GitHub Actions schedule will run
- Compare two schedules to find overlap or gaps
- Translate complex cron syntax to English for stakeholders
Frequently asked questions
What cron format does it use?▾
Standard 5-field cron: minute hour day-of-month month day-of-week. Both 0 and 7 mean Sunday.
Does it support special strings like @daily?▾
Not directly. Use the equivalent 5-field form (e.g. 0 0 * * * for @daily).
What timezone are the fire times in?▾
Your browser's local timezone. The ISO column also shows UTC for cross-checking.
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