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Internal Communications Software with Calendar Sync (2026)

Last updated: April 2026

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45 software options

Zoom Workplace logo

Zoom is an all-in-one collaboration platform

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With Team Chat, Phone, AI Companion, and more, Zoom Workplace is the platform for your best work. With Zoom Workplace, you can share your calendar availability, connect with your team, access your work phone on any device, and more.

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Asana logo

Project tracking and workflow management platform

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Asana is the perfect platform to help you manage and organise all of your internal communications. With Asana, you can orchestrate work across teams at scale–from daily tasks to strategic cross-functional initiatives. Join millions of teams across 190 countries who use Asana to get more done.

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GoTo Meeting logo
Category Leaders

Online meeting software with HD video conferencing

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Get a fast, easy and reliable professional solution that enables customers to connect with colleagues through in-meeting chat or conference calling, and screenshare their presentations, all with the click of a button. The Meeting solution from GoTo Connect pairs productivity with flexibility.

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Basecamp logo

Flexible project management and team communication tool

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Basecamp is a comprehensive project management software that helps teams stay organized and on track. Trusted by millions, Basecamp puts everything needed to get work done in one place, providing a structured way to manage projects, collaborate with clients, and communicate company-wide

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Connecteam logo
Category Leaders

Enhance employee management with the only all-in-one app

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Reinvent communication and engagement in your organization with Connecteam's complete set of communication tools.

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monday.com logo

Project management software

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Whether your team is in the office, home, or on-the-go, monday.com, a powerful Internal communication platform, fosters effective teamwork, improves collaboration, and boosts productivity in one central hub. Get started with one of our ready-made templates to get your team onboarded quickly.

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Miro logo

Miro is a visual workspace for innovation

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Miro is a visual workspace for innovation that enables distributed teams of any size to dream, design, and build the future together.

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OnBoard logo

Prepare faster, decide sooner with one secure board record

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OnBoard is a leading board management software trusted by 6,000+ organizations. Experience the difference—start your free trial today.

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Any.do logo

A simple and poweful workspace to manage your team's work

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Any.do is a simple and powerful way to manage all your team's tasks, projects, chat and calendar. Easily collaborate with anyone, manage workloads, get real time status notifications and reports. Connect Any.do with all your existing apps to make everything run smoothly —starting at just $5 per user

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Avaza logo

All-in-one, client-focused project management for teams.

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Improve internal communication with centralized discussions, real-time updates, and shared task visibility—keeping teams aligned and informed.

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Bitrix24 logo

All in one business management workspace

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Bitrix24 #1 FREE internal communication platform used by 12 million companies worldwide. Cloud, mobile, open source. Enterprise social network, workgroups, intranet, group chat, email, telephony, SMS, more.

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Front logo

AI-enabled customer service platform for collaboration

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Front streamlines internal and customer communication. With Front, teams can centralize messages across channels, route them to the right person, and unlock visibility and insights across all of their customer operations.

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Missive logo
Category Leaders

Collaborative inbox for teams

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Missive is a team inbox and chat tool that helps teams to collaborate across email, SMS, WhatsApp, Twitter, and other communication channels. The inbox provides a business-first collaborative experience.

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Talkspirit logo

#1 software for collaboration and team communications

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Talkspirit is the #1 solution for internal communications. It brings all your employees together in a secure online space, wherever they are, even those without an email address. Available in 8 languages. Easy to use. On any device. Free trial. Free plan. Paid plans from 4€ / month per user.

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BoardPAC logo

AI-enabled software for managing board meetings

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BoardPAC enables secure internal communication through real-time messaging, file-sharing, and collaboration tools. It streamlines workflows, enhances transparency, and facilitates quick access to information for efficient decision-making within an organization.

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Blink logo

Blink. And connect your people, tools and culture.

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Blink delivers a modern, social digital employee experience, giving access to communication, information, workflows, surveys and tools in one easy-to-use app.

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MangoApps logo

Bring your frontline and office teams together

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MangoApps is a unified communications platform that serves as a bridge between desk and deskless workers.

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Stack Team App logo

Create a free app to efficiently manage your organisation.

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Create a free app to efficiently manage your organisation.
Instant communication, automated scheduling and online payments through your own custom app & website

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Alkimii People logo

Internal communications and onboarding software

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Alkimii People is a human resources software designed to help businesses in the hospitality sector optimize daily operations, nurture communication, boost engagement, and automate crucial HR functions. It offers centralized employee data, payroll projections, streamlined rostering, and instant acces

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Bordio logo

Work management platform for organizing projects and tasks

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Bordio redefines team productivity. It's a new work management app with integrated task management, project planning, and real-time collaboration tools. It's an all-in-one solution for organizing daily tasks, scheduling meetings directly, and managing team workloads without switching to other tools.

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Axero logo

Intranet software and collaboration solutions.

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Axero is the easy-to-use internal communications software that boosts productivity, unifies your people, and helps your company thrive. Increase productivity. Unite employees. Improve culture.

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CxEngage logo

Video, audio & web conferencing platform

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Lifesize is an audio, web & video conferencing tool which supports chat functionality, an integrated search-based directory, plus video call recording & sharing

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Jostle logo

Helping employees succeed. Anytime, anywhere, with ease.

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Jostle's the single place where everyone in your organization connects, communicates, and celebrates together. Anytime, anywhere, with ease. The result? Your culture comes to life, and each and every person is set up for success.

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Quiply logo

Internal employee communication app

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With the Quiply employee app, everyone is accessible and informed in real time. Even the operational team far away from their desks is now included. This saves time and avoids misunderstandings. Easy information access for everyone in smart companies that want to become more agile.

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Spike logo

AI-powered email, redefined

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AI-powered email app that keeps communication fast, organized, and secure. Manage all email accounts, chats, calls, and calendars in one workspace—available on every device.

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