Explain or build cron expressions.

Cron untangles those five cryptic fields - it explains any expression in plain English, shows you the next handful of run times, and helps you build a schedule from controls so you never deploy a job that fires at the wrong hour.

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Foldout Explain or build cron expressions tool screen on macOS
Processes on your MacTool work stays inside the local app.
Signed and notarizedBuilt for Apple Silicon Macs.
No usage trackingFoldout does not track what you do in the app.
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What it does

Understand or build a cron schedule with confidence.

Read any cron expression in plain English.

Preview the next upcoming run times.

Build a schedule from simple controls.

Stop guessing what those five fields mean.

Detailed capabilities

What Cron covers.

Concrete features, inputs, and workflow details for this tool.

Plain-English explanations

Paste an expression and read exactly when it runs, so 'every Sunday at 3am' is obvious instead of a puzzle.

See it actually fire

A preview of the next run times confirms the schedule does what you think before it ships.

Build it without memorizing

Assemble a schedule from controls and get the correct expression out, no cheat sheet required.

How to use it

From opening the tool to saving the result.

  1. 01

    Enter a cron expression or use the builder.

  2. 02

    Read the plain-English explanation.

  3. 03

    Review next run times.

  4. 04

    Copy the expression.

Questions

Before you try Cron

Does it run jobs?

No. It explains and builds cron expressions.

One app. 100+ tools.

Add Cron to your Mac toolbox.

Download Foldout, try the full toolbox, then choose a plan when it fits.