Free Tool · Client-Side Only

Cron Expression
Builder.

Build, validate, and understand cron expressions visually. Get plain-English descriptions and the next 5 run times — no guesswork.

⚙️

Expression Builder

Every hour at minute 0
🕐

Next 5 Run Times

    Common Presets

    📖

    Field Reference

    FieldAllowed valuesSpecial chars
    Minute0–59* , - /
    Hour0–23* , - /
    Day of month1–31* , - / ?
    Month1–12* , - /
    Day of week0–6 (Sun=0)* , - /
    SymbolMeaning
    *Every value
    */nEvery nth value
    n,mSpecific values
    n-mRange of values
    AquilaX Platform

    Automate your security
    scans.

    AquilaX runs scheduled and commit-triggered security scans automatically — no cron jobs to manage. 32 scanners, zero configuration.