Cron Next Run Calculator

Validate a 5-field cron expression, translate it into plain language, and see the previous plus next scheduled run times.

Plain Language
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Cron
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Timezone
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Reference Local
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Reference UTC
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Past 10

Most recent first.

Next 10

Soonest first.

Supports standard 5-field cron expressions. Reference time can be blank for now, an ISO datetime, Unix seconds, or Unix milliseconds.

About this tool

Cron Runs helps developers, schedulers, support teams, and distributed coworkers validate a cron expression and show previous plus next scheduled run times. Use it during logs, runbooks, release windows, recurring jobs, and timezone-sensitive notes when you need a focused result you can read, copy, or share without opening a heavier application.

Use cases

  • Use Cron Runs while working on logs when you need to validate a cron expression and show previous plus next scheduled run times.
  • Copy Cron Runs output into tickets, docs, test notes, spreadsheets, or chat threads so teammates can verify the same result.
  • Keep Cron Runs open as a repeatable browser utility for quick checks instead of building a one-off spreadsheet or script.

FAQ

What is Cron Runs best used for?

Cron Runs is best used when you need to validate a cron expression and show previous plus next scheduled run times in a fast, copy-friendly browser workflow.

Who benefits most from the Cron Runs tool?

It is especially helpful for developers, schedulers, support teams, and distributed coworkers who handle logs, runbooks, release windows, recurring jobs, and timezone-sensitive notes and need clear output without extra setup.

Can I use Cron Runs results in documentation or bug reports?

Yes. The output is designed to be readable and easy to paste into issues, docs, QA notes, or team conversations.