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ProgrammerKit

Cron Expression Explainer

Translate cron expressions into plain English.

Free · Runs in your browser · Last updated

Examples: 0 0 * * * */5 * * * * 0 9 * * 1-5 0 0 1 1 *

About this tool

Paste a 5-field cron expression to see a human-readable description of when it will run, including step values, ranges and lists.

Privacy

All processing for Cron Explainer happens locally inside your browser using JavaScript. Your input is never uploaded to a server, logged, or shared with third parties.

Frequently asked questions

Is the Cron Explainer free to use?

Yes. Cron Explainer is completely free for both personal and commercial projects. There are no usage limits, no sign-up, and no premium tier.

Is my data safe when I use Cron Explainer?

All processing happens locally in your browser using JavaScript. Your input is never uploaded to our servers, logged, or shared with any third party.

Does Cron Explainer work offline?

Once the page has loaded, the tool runs entirely client-side. You can disconnect from the internet and it will keep working in the same browser tab.

Which browsers are supported?

Cron Explainer works in all modern browsers, including the latest versions of Chrome, Firefox, Safari, Edge, Brave, and Opera, on desktop and mobile.

Do I need to install anything?

No. Cron Explainer runs in any modern web browser with no installation, browser extension, or account required.

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