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2.63.a76559e

Cron Expression Builder

Pick a schedule from the presets below, or paste any cron expression to see it explained in plain English with the next 5 run times.

Hour (select multiple)
Minute
Expression
0minute
9hour
*day
*month
*weekday
↻At 09:00, every day
Examples:

Related Tools

Unix Timestamp

Convert between Unix epoch timestamps and human-readable dates. Live counter, seconds and milliseconds both supported.

JWT Decoder

Paste a JWT token to decode its header and payload claims. Runs entirely in your browser - the token is never sent to a server.

Base64 / URL Encode

Encode or decode Base64 and URL percent-encoded strings. Supports Unicode. Runs entirely in your browser.

About this tool

A cron expression is a five-field string that defines a recurring schedule: minute hour day-of-month month day-of-week. Each field accepts a number, a wildcard (* = every), a range (1-5), a list (1,3,5), or a step value (*/15 = every 15 units). Day-of-week runs from 0 (Sunday) to 6 (Saturday); 7 is also accepted as Sunday on most systems.

Common patterns: * * * * * every minute; 0 * * * * every hour on the hour; 0 9 * * 1-5 weekdays at 09:00; 0 0 1 * * first of each month at midnight. Cron jobs run in the server's local timezone unless explicitly configured otherwise.