Free tool

Cron to check-in helper

Paste a schedule. Get the next runs, the equivalent 5-field cron, and the line that makes the job report each run.

Examples (next run after 12:00 UTC on October 22, 2026)
You writePagerless watchesNext run
30 3 * * *30 3 * * *2026-10-23 03:30 UTC
*/15 * * * **/15 * * * *2026-10-22 12:15 UTC
0 9 * * 1-50 9 * * 1-52026-10-23 09:00 UTC
cron(0 2 * * ? *)0 2 * * *2026-10-23 02:00 UTC
rate(1 hour)every 60 minan hour after the last ping
@daily@daily2026-10-23 00:00 UTC

AWS cron has six fields with ? and weekdays 1 to 7 (Sunday is 1); it becomes standard cron with weekdays 0 to 6. AWS L, W and # can't be converted exactly, so such a job is watched without a schedule (failures still alert).

Updated .

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