Everyone knows who's on call.
Oncall shows who's on now, who's next and exactly when they hand over.
100% free, open source alternative to PagerDuty and Opsgenie

Until Mon 09:00.Next up.
Same team.
You got this.
09:00
Ana RuizDone
09:00
Priya ShahOn now
09:00
Tom OkaforNext
Hand over
Mon 09:0009:00
Ana RuizLater
Free
Free for the whole rota.
Oncall is 100% free and open source. It's MIT licensed, so it's yours to use, change and run however you like.
- No seats.
- No plans.
- No fees.
Hand-overs
Hand-overs on the minute.
Rotations follow your team's timezone. When the clocks go back, Monday's hand-over is still at 09:00.
Resolved UTC windows
Timezone (IANA) Europe/London
Mon 19 Oct
Tom Okafor08:00 UTC · rotation
Mon 26 Oct
Ana Ruiz09:00 UTC · rotation
Everything else
The rest of your rota.
Primary responders (in order)
- 1Priya Shah
- 2Tom Okafor
- 3Ana Ruiz
Backup responders
- 1Sam Lee
Primary and backup
Two rotations, each in order.
UTC override intervals
Primary · Ana RuizTue 09:00 → 17:00override
Swaps
Cover a few hours without touching the rotation.
Open private ICS feed (next 7 days)
Checkout / primary: Priya Shah
Shifts in your calendar
A private feed of the next seven days.
Checkout payments failing
- declaredresolved
Incident commanderPriya Shah
Runbook checklist3/3
Incidents, start to finish
Declare, coordinate and resolve, with every decision kept.
Moving in
Try it beside your pager.
Keep your current tool running while you try Oncall.
Get the code.
Bring your schedules.From Opsgenie or PagerDuty.
Check the preview.See every schedule before you import.
Bring your schedules beside your pager
Source
Opsgenie
Opsgenie
Oncall preview
Compatibility review
3 mapped · 0 rejected · 0 with differences
- schedule:Checkout
- user:Priya Shah
- user:Tom Okafor

- nowPriya Shah
- nextTom Okafor
- Ana Ruiz
- Sam Lee
Same team.
You got this.