Connect and engage across your organization

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Communicate openly to build transparency, create stronger communities by sharing best practices, and crowdsource ideas to drive initiatives forward.

Open and dynamic communication across your organization

Yammer helps you improve engagement with everyone in your organization. Enhance communication to build a culture of transparency, keeping everyone from leadership to Firstline Workers informed, aligned, and moving forward. Build communities of interest to bring people together around shared topics, interests, or areas of practice. Gather ideas and feedback from across your network of colleagues to build on the work of others and achieve better outcomes.

Yammer on a tablet PC showing an executive sharing a video of a company-wide Q&A

Seamless integration for better results

As part of Office 365, Yammer makes it easy to share, create, and edit content right in the app. Every group gets a shared set of resources to manage documents, showcase content, share notes, and organize responsibilities. Intelligence from the Microsoft Graph enhances your ability to search for people, files, groups and conversations. Easily integrate Yammer across your sites and video broadcasts to keep the conversation going as you move across experiences.

A Yammer user commenting about and sharing two PowerPoint presentations, plus that user’s recent activities and suggested people

Built with trusted security, compliance and control

Yammer gives the enterprise-level security, compliance, and management features you expect from Office 365. Get advanced security technology to protect your network's data. Analytics available through the Office admin center and group insights in Yammer make it easier to understand activity in your network.

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85% of Fortune 500 companies collaborate with Yammer


“We use corporate activism to improve quality at all levels including a social movement facilitated by Yammer. We’re empowering employees with a new voice to co-create solutions that help save lives.”

Andres Vinther, Chief Quality Officer, Sanofi Pasteur

Get the Yammer mobile app

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Get the Yammer mobile app

Get the Yammer mobile app at the iTunes store
Get the Yammer mobile app at the Google Play store

Get the Yammer desktop app


Resource Center

Get resources to help grow your network


Access support and training materials


Set up your network for success

Yammer Community

Join the community to learn best practices

Adoption Specialists

Get help from trusted partners to drive adoption


Build on the Yammer platform using our set of open APIs and tools

Have Office 365?

You already have access to Yammer as part of Office 365.

Get it now

Yammer is available with Office 365 plans. Get the essential productivity tools that just keep getting better with an Office 365 subscription.

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