CronKit

*/20 * * * * explained

Every 20 minutes

Every 20 minutes
The cron expression */20 * * * *. · 5-field cron

Next 5 runs (UTC)

#Run time (UTC)When
1Mon, Nov 2, 2026, 10:40:00 UTCin 10 min
2Mon, Nov 2, 2026, 11:00:00 UTCin 30 min
3Mon, Nov 2, 2026, 11:20:00 UTCin 50 min
4Mon, Nov 2, 2026, 11:40:00 UTCin 1h 10m
5Mon, Nov 2, 2026, 12:00:00 UTCin 1h 30m

Try it in your timezone

*/20 * * * *
Get this as JSON (developer API)
curl "https://cron.wrapper-agency.com/api/v1/cron?expr=*%2F20%20*%20*%20*%20*&tz=UTC"

Free cron API — no key during beta. Parsing is standard 5-field (or 6-field with seconds) cron, computed with cron-parser.

How to read this expression

FieldValueMeaning
Minute*/20every 20 step
Hour*every value
Day of month*every value
Month*every value
Day of week*every value

Related schedules

0 0 1 */3 *
Quarterly (1st, every 3 months)
0 8 1-7 * 1
Day 1–7 and on Monday at 8 AM

FAQ

Is "*/20 * * * *" a valid cron expression?
Yes — it parses as a standard 5-field cron expression: Every 20 minutes.
How do I use it?
Paste it into your crontab, CI scheduler, or job runner. Need a different schedule? Edit the fields in the builder above or browse all common cron expressions.

Looking for a phrase instead? See every minute, every 5 minutes, every 10 minutes, every 15 minutes.