Works With the Tools Your Team Already Uses

OnCall Builder connects with Slack, Google Calendar, Outlook, SMS, and email — so your team always knows who's on call.

Integrations
Everything connected, nothing extra to install
💬

Slack

Get on-call notifications directly in your Slack channels. Use the /oncall slash command to instantly check who's on call — right from any conversation.

  • One-click "Add to Slack" setup
  • /oncall slash command shows today's on-call person
  • Schedule published notifications
  • Swap request & approval alerts
  • Choose which channel gets notifications
✓ Available Now
📅

Google Calendar

Export your on-call schedule as an ICS file and import it directly into Google Calendar. Each shift appears as an all-day event so your team can see their on-call days alongside their regular schedule.

  • One-click ICS export from any schedule
  • All-day events for each on-call shift
  • Includes role and shift details
  • Re-export after schedule changes
✓ Available Now
📧

Outlook / Microsoft 365

Import your on-call schedule into Outlook or Microsoft 365 with the same ICS export. Works with Outlook desktop, Outlook web, and the Microsoft 365 calendar app.

  • ICS file import into any Outlook version
  • Compatible with Microsoft 365 web calendar
  • Shifts show as all-day calendar events
✓ Available Now
🍎

Apple Calendar

On a Mac or iPhone? Import the ICS export directly into Apple Calendar. Your on-call shifts sync across all your Apple devices via iCloud.

  • ICS import on Mac, iPhone, and iPad
  • Syncs across devices via iCloud
  • All-day event format
✓ Available Now
📱

SMS Notifications

Send automatic text message reminders when shifts are about to start or end. Employees with a phone number on file get notified directly — no app download required.

  • Shift start & end reminders
  • Configurable timing (1hr, 24hr, etc.)
  • Swap request & approval alerts
  • No app needed — works on any phone
All Plans
✉️

Email Notifications

Automatic email notifications keep your team informed about upcoming shifts, schedule changes, and swap requests. Works with any email provider.

  • Shift reminders with configurable timing
  • New schedule published alerts
  • Swap request & approval notifications
  • Works with any email address
All Plans
Exports
Get your data out however you need it
📄

PDF Export

Print-ready PDF schedules you can post in break rooms, include in reports, or email to your team. Clean formatting with color-coded roles.

📊

CSV Export

Download your schedule as a CSV file for use in Excel, Google Sheets, or any spreadsheet tool. Great for payroll processing or compliance records.

📥

CSV / Excel Import

Bulk import your team roster from a CSV or Excel file. Download a template, fill in your employees, and upload — no manual entry required.

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