Cron Expression Parser
Decode any standard 5-field cron expression into a human-readable description and preview the next ten run times. Great for sanity-checking scheduled jobs in CI, Kubernetes CronJobs, and Linux crontabs.
In plain English
at 09:00, on Mon, Tue, Wed, Thu, Fri.
Next 10 runs (local time)
- #01Fri Jul 31 2026 09:00:00
- #02Mon Aug 03 2026 09:00:00
- #03Tue Aug 04 2026 09:00:00
- #04Wed Aug 05 2026 09:00:00
- #05Thu Aug 06 2026 09:00:00
- #06Fri Aug 07 2026 09:00:00
- #07Mon Aug 10 2026 09:00:00
- #08Tue Aug 11 2026 09:00:00
- #09Wed Aug 12 2026 09:00:00
- #10Thu Aug 13 2026 09:00:00
Quick presets
- — every minute
- — every 5 minutes
- — every hour
- — weekdays at 09:00
- — monthly on the 1st
- — every Sunday midnight
runtime
Browser-local execution
Inputs stay inside the current tab unless you copy, download or explicitly export.
memory
Session handoff
Magic Paste can pass input to a target tool through sessionStorage, never through the URL.
control
User-owned state
Favorites, recent tools and workflow history are local browser data you can clear from the browser.
smart handoff graph
session handoff readySuggested next moves
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How to use
- 01Type a cron expression like 0 9 * * 1-5.
- 02Read the plain-English description.
- 03Inspect the next ten predicted run times.
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FAQ
- Which cron flavor is supported?
- Standard 5-field cron (minute hour day-of-month month day-of-week). Step (*/n), range (a-b) and list (a,b,c) syntax are supported.
- What about seconds or @yearly aliases?
- 6-field (with seconds) and aliases like @yearly are not supported yet — they are on the roadmap.
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