Best Calendar Sync Products in 2026

Your Calendar, but Smarter.

Key SmartCal Pro features:

SmartSync SmartCal Auto Add Smart Reminders

freemium $14.99 / Monthly

A simple way to keep all your data under control. Build your own business applications in just 4 minutes.

Key Tabidoo features:

User-Friendly Interface Customizable Data Management Collaboration

Try for free freemium €60 / Monthly (Small 10 apps, 25 tables, 25 000 records)

Merge iCal calendars into one free, auto-updating link you can share and subscribe to in Google, Apple, or Outlook. Booking sites, sports apps, school, and more.

Key iCal Merge features:

Multiple Calendar Consolidation Simple and Easy to Use Automatic Syncing Compatible with Popular Calendar Apps

freemium $5 / Monthly

Introducing the World's Only Mass Calendar Sending Tool - No Download Required.

Key Let's Calendar features:

User-Friendly Interface Integrations Customization Options Collaborative Features

freemium

Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.

Key Calendly features:

User-Friendly Interface Integration Capabilities Customizable Availability Automated Reminders

Helps users prioritize their work and personal calendars.

Key ReclaimAI features:

Automated Scheduling Smart Integrations Adaptive Scheduling Focus Time Allocation

Unify Multiple Calendar Feeds into One.

Open Source paid Free Trial $2 / Monthly

Automate your client bookings, cancellations, reminders & payments using the worlds friendliest online scheduling software.

Key Acuity Scheduling features:

Free Trial Analytics and Reporting Integrations Mobile prioritized UI

freemium $15 / Monthly (1 Calendar)

Spend less time managing your day & more time enjoying it.

Key Google Calendar features:

Cross-Platform Accessibility Integration with Other Google Services Collaborative Features Event Notifications

AI email assistant that books meetings by checking your real-time availability across all connected calendars. Just CC it in any email thread.

Key CalendarBridge features:

Multiple Calendar Sync Cross-platform Compatibility Real-time Updates Avoids Double Booking

In Calendar on your Mac, subscribe to calendars published or shared by others.

Key iCal features:

Seamless integration Cross-platform availability Subscription to external calendars User-friendly interface

Calendar is a time-management web application by Microsoft.

Key Microsoft Outlook Calendar features:

Integration with Microsoft Ecosystem Cross-Platform Compatibility Shared Calendars Advanced Scheduling Features

Add to Calendar tools and calendar marketing software that help businesses increase event attendance and audience engagement.

Key AddEvent features:

Ease of Use Cross-Platform Compatibility Customization Options API Access

freemium $29 / Monthly ("Unlimited Events", "2,500 Add to Calendar clicks")

Appointy is an advanced web-based scheduling software tool.

Key Appointy features:

User-Friendly Interface Customization Options Automated Notifications Integrated Payment Processing