Cron Expression Parser

Parse cron expressions into plain English with next run times.

Processed entirely in your browser
Minute
0
Hour
9
Day (M)
*
Month
*
Day (W)
1-5

How it works

Understand cron expressions in three simple steps.

1

Enter expression

Type a cron expression or pick a common preset to get started.

2

Read the schedule

See a plain English description and a visual breakdown of each field.

3

Check next runs

See the next 5 scheduled run times calculated from right now.

Why use KepTools for Cron?

100% private

All parsing happens locally in your browser. No data sent anywhere.

Human-readable

Instantly translate cryptic cron syntax into plain English.

Next run times

See exactly when your cron job will fire next, computed from right now.

No account needed

Just open the page and start parsing. No sign-ups or logins required.