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Sync Google & Outlook Calendars.Never Double Book Again.

Calendar FreeSync copies your availability into your other calendars as protected busy blocks, so nobody books you twice.

Source calendar

Google Work

11 AM
12 PM
1 PM
2 PM
3 PM
4 PM

Design Review

11:00 AM

Lunch

12:30 PM

Project Prep

3:30 PM

Client Call

2:00 PM - new event

Target calendar

Outlook Personal

11 AM
12 PM
1 PM
2 PM
3 PM
4 PM

Team Admin

11:00 AM

Focus Block

12:30 PM

1:1 with Sam

4:00 PM

Freesync: Client Call

2:00 PM - synced

From people who stopped double booking

Real calendars, real relief.

“I currently work for two different businesses as a consultant, and I was constantly juggling two different calendars for meetings. With Calendar FreeSync I am no longer getting booked at the same time.”
B

Bryan Ramirez

Director of Client Services

“I was surprised how quickly a new event gets synced over. The free option offers a lot of value. It keeps my calendars synced and has been very reliable compared to other paid apps I’ve tried.”
N

Nelson Santana

CEO of Private Startup

“The set up was easy. I was able to connect all three of my calendars: work, school, personal and have them all synced in just a few minutes. The pro version allowed me to connect all three at a very competitive price!”
R

Rhea Pinto

SAP Associate

Real calendar workflows

What is Calendar FreeSync?

Calendar FreeSync is a focused Google Calendar and Outlook sync tool that keeps availability aligned across calendars. It is built for freelancers, consultants, and people who need real-time calendar sync and simple booking links, without a complicated setup process. Pro users also get a unified calendar view of every connected account.

Calendar on a desk with a cup of coffee next to it

Who it's for

Built for people who live across more than one calendar

Freelancer working on a laptop with notebooks and coffee

Multiple clients

Working across Client A’s Google Workspace and Client B’s? Stay available on all of them without manually updating every calendar.

Modern workspace with a plant balancing work and personal life

Personal meets work

Keep personal and work calendars separate but perfectly in sync, so colleagues won’t accidentally book you during personal time.

Team collaborating around a table with laptops, representing coordinated scheduling

No double bookings

Events from one calendar appear as busy blocks across all your others. Conflicts become impossible before they can happen.

Why Calendar FreeSync

Focused tools get the job done faster.

Calendar FreeSync

  • Connect in under a minute
  • Built for calendar sync with simple booking
  • Busy blocks prevent double bookings
  • Free plan, Pro is $5.99/mo
  • All calendars in one view (Pro)

Other tools

  • Hours of configuration
  • Cluttered with features you won’t use
  • Manual updates, easy to miss
  • Pricey tiers for the basics
  • Switch tabs to see each calendar
Pro feature

Every calendar. One view.

The unified calendar brings all your connected Google and Outlook accounts together in a single month, week, or day view. Each account gets its own color, and the busy blocks your syncs create are hidden automatically, so every event appears exactly once.

Included with Pro and the 7-day free trial.

Try Pro free for 7 days

How it works

Three steps and you're done.

1

Connect your calendars

Connect the calendars you manage on the Connectors page. Pick a color for each one to keep them organized. You will need at least two connected before moving to step 2.

2

Create your sync

Pick a source and target calendar, add keyword filters, and only what matters gets copied across.

3

Let it run

Sync runs automatically in real time from that point on. Busy blocks keep you safe from double bookings.

Simple pricing

Pick your plan.

Start your 7-day free trial

Start in under a minute

Ready to stop double booking?

Connect your calendars once and let Calendar FreeSync keep them in sync. Free forever, Pro when you need more.

Get started for free