Calendly is a popular scheduling software that helps users schedule meetings without the back-and-forth emails.
Starting from $8 per user per month
Best Calendar 365 Alternatives ranked by AI · updated Aug 2026
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Calendar 365 is a Dynamics 365 calendar extension for organizing CRM activities, appointments, and tasks in visual calendar layouts. It targets sales, service, and operations teams that need more flexible scheduling than the standard Dynamics calendar.
Top 6 Calendar 365 alternatives
Zoho Bookings is an online appointment scheduling service for individuals, teams, and businesses using the Zoho ecosystem. It includes booking pages, staff...
Pros
- Lower-cost paid plans than Upvio for many teams
- Strong integration with Zoho CRM, Meeting, Books, and Flow
- Supports resource booking and team availability rules
Cons
- Best value depends on already using Zoho products
- Less polished for standalone users than Calendly
- Fewer service-business features than Acuity or SimplyBook.me
Free; paid from $6/user/mo
Calendar 365 is a calendar and activity-management add-on for Microsoft Dynamics CRM and Dynamics 365 users. It provides consolidated calendar views, activity...
Pros
- Adds richer calendar views than the standard Dynamics CRM activity calendar
- Keeps appointments and tasks connected to CRM records
- Supports visual scheduling workflows for sales and service teams
Cons
- Requires Microsoft Dynamics CRM or Dynamics 365
- Pricing and licensing details are not publicly clear
- Smaller ecosystem than Microsoft's native apps
4
Microsoft Bookings
Microsoft
Microsoft Bookings is an appointment scheduling service integrated with Microsoft 365 for organizations using Outlook, Teams, and Exchange. It supports shared booking...
Pros
- Strongest fit for organizations already using Microsoft 365
- Deep Outlook, Exchange, and Teams integration
- Shared staff calendars and appointment pages support businesses
Cons
- Requires an eligible Microsoft 365 subscription for full access
- Less flexible and polished than Zeeg for public-facing scheduling
- Limited usefulness outside the Microsoft ecosystem
Included with select Microsoft 365 plans; Microsoft 365 Business Standard from $12.50/user/month
5
Dynamics 365 Sales
Microsoft
Dynamics 365 Sales is Microsoft's CRM for managing accounts, contacts, opportunities, activities, and sales processes. It suits organizations already invested in Microsoft...
Pros
- Deep integration with Outlook, Teams, Microsoft 365, and Power Platform
- More complete sales automation and forecasting than InterAction
- Flexible customization through Dataverse and Power Automate
Cons
- Relationship intelligence is less legal-specific out of the box
- Implementation and licensing are more complex than smaller CRM products
- Requires customization to reproduce InterAction's professional-services workflows
From $65/user/month
6
CRM Calendar
Inogic
CRM Calendar is a scheduling application for Microsoft Dynamics 365 and Dataverse environments. It brings CRM activities into configurable calendar views and...
Pros
- Purpose-built for Dynamics 365 and Dataverse activity management
- Offers more configurable calendar views than the standard CRM interface
- Supports multi-user and resource-oriented scheduling scenarios
Cons
- Pricing is generally quote-based
- Advanced configuration may require Inogic expertise
- Adds another vendor dependency to a Dynamics environment
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