Calendar sync that actually keeps up with you
Connect Google, Outlook, and iCloud in one click. Bookings flow in, personal events block out, and your availability is always the truth.
TL;DR
Calendar sync software keeps your scheduling tool and primary calendars in lockstep so availability is always accurate. skdul delivers true bidirectional sync with Google Calendar, Outlook, and iCloud, updating both sides in under two seconds. Unlike tools that poll every fifteen minutes, skdul uses push notifications so a blocked hour is gone from your booking page the moment you create it.
Key takeaways
- Two-way calendar sync means every booking you confirm writes to your primary calendar and every personal event blocks new booking slots automatically.
- skdul connects Google Calendar, Microsoft Outlook, and Apple iCloud with OAuth and supports multiple calendars per account for clean work and personal separation.
- Push-based sync pushes availability updates in under two seconds on average, compared to fifteen-minute polling intervals on most competitors.
- Conflict detection runs before every booking confirmation, checking every connected calendar in real time so double-bookings are structurally impossible.
- Personal events stay private by default, only the busy window is exposed to booking pages while titles, attendees, and notes remain hidden.
- Teams that enable sync see a ninety-four percent drop in scheduling conflicts within the first thirty days.
Why broken sync costs you meetings
Manual calendar entry eats your day
Copying bookings into your work calendar, then reblocking personal time in your scheduler, is busywork that adds up to hours per week for most solo operators.
Double-bookings embarrass you in front of clients
When your scheduler does not see the dentist appointment you added on your phone, it happily books a prospect call on top of it. The apology email never feels great.
Stale availability costs you the booking
Schedulers that poll calendars every fifteen minutes show phantom openings that are already taken. By the time the lead picks a slot, it is gone, and so are they.
Push, not poll
Every scheduling tool claims two-way sync. Most of them poll every fifteen minutes and hope for the best. skdul was built on push notifications from day one, so the moment an event lands on your Google or Outlook calendar, your booking page reflects it. That is the difference between losing the meeting and winning it.
What true two-way sync looks like
One-click OAuth connection
Connect Google Calendar, Outlook 365, and iCloud in under thirty seconds each with native OAuth. No passwords, no IT tickets, no setup wizard.
True bidirectional sync
New bookings push to your primary calendar instantly and personal events flow back to block your booking page. Both directions, every provider, no delay.
Multi-calendar support
Connect up to five calendars per account. Choose one as the write target and use the others as busy-time feeds for cleaner work and personal boundaries.
Sub-two-second propagation
Google and Microsoft push notifications mean skdul knows about a new event the instant it lands. Availability on your booking page updates within two seconds.
Conflict detection on confirm
Before skdul writes a booking, it runs a final freebusy check against every connected calendar. If a conflict exists, the slot is pulled before the guest can pick it.
Connected in under a minute
Go from signup to your first booking in no time.
Connect your calendars
Go to Integrations, pick your provider, and authorize. skdul walks through Google, Outlook, and iCloud setup in a guided flow that finishes in under a minute.
Choose your busy sources
Select which calendars count as busy for availability computation. Work calendar for prospect calls, plus personal for after-hours protection is the common pattern.
Let sync do its job
That is it. Every booking writes to your primary calendar with guest info and meeting links attached. Every personal event pulls the matching slot from your booking page.
skdul vs. Generic scheduling tools
From operators who stopped double-booking
“I used to get a double-booking alert every two or three weeks. Since switching to skdul, zero. The push sync is night and day compared to what I had before.”
Priya Raman
Independent consultant
0 double-bookings in 8 months
“Connecting three calendars took ninety seconds. Now my personal gym slot blocks work meetings automatically without me thinking about it.”
Marcus Weld
Fractional CTO
3 calendars, 90-second setup
“The sub-two-second sync is not a gimmick. I move events around on my phone during the day and the booking page just keeps up. My leads never see a stale slot.”
Dana Oduya
Growth advisor
Sub-2s propagation
AI-ready scheduling
Your calendar speaks two languages.
People book through your beautiful booking page. AI agents book through skdul's MCP server, browsing availability, scoring 100+ slots, and confirming the best time. Both paths lead to the same confirmed booking.
Ready to try it yourself?
Set up your booking page in two minutes. No credit card required.
Connect my calendarsFrequently asked questions
What is calendar sync software?
Calendar sync software keeps two or more calendar systems in agreement. In scheduling, it means your booking tool sees personal events as blocked time and writes confirmed meetings back to your primary calendar so nothing gets missed.
Does skdul support two-way sync with Google Calendar?
Yes. skdul uses the Google Calendar API with push notifications so new bookings appear in Google Calendar instantly and any events you create in Google block your booking page within two seconds.
Can I connect Outlook and Google at the same time?
Yes. You can connect up to five calendars per account across Google, Outlook, and iCloud. Each calendar can contribute busy time while one is designated as the write target for new bookings.
Will my guests see my personal event details?
No. skdul only reads freebusy windows from connected calendars. Event titles, descriptions, attendees, and locations stay private. Only the start and end of busy blocks are used to compute availability.
How is skdul sync different from Calendly or Cal.com?
skdul uses push notifications instead of polling for Google and Microsoft, which means sub-two-second propagation instead of the fifteen-minute delays common on other tools. That eliminates the phantom-slot problem entirely.
What happens if a sync fails?
skdul retries failed syncs with exponential backoff and alerts you if a calendar connection needs reauthorization. Bookings always run a final freebusy check at confirmation, so even a failed sync cannot cause a double-booking.
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Automatic Timezone Detection
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