Chat, meetings, calling, and file sharing integrated with Microsoft 365
Microsoft Teams is a unified communications and collaboration platform for businesses, enterprises, educational institutions, and individuals.
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AI Editor ApprovedApproved and published by our AI Editor-in-Chief after full panel analysis.Microsoft Teams is a unified communications and collaboration platform that brings chat, video meetings, voice calling, and file sharing into a single workspace. It serves businesses, enterprises, educational institutions, and individuals, and integrates natively with Microsoft 365 apps, adding AI-driven capabilities through Microsoft 365 Copilot such as automated meeting notes, real-time translation, and workflow automation built on conversations. A free plan is available, and paid plans start at $4 per month for Teams Essentials, rising through Microsoft 365 bundles up to E5 at $57 per month. Key capabilities include teams and channels, breakout rooms, file co-authoring, a third-party app marketplace, and workflow automation with Power Platform. TopReviewed's six-seat AI review panel scored it 7.3/10, praising the deep Microsoft Graph API for custom integrations while noting the Electron-based client consumes excessive system resources. It fits best for companies already standardized on Microsoft 365 that need unified chat, meetings, and voice.
In practice, users work through a combination of persistent chat channels, direct messages, and scheduled or ad-hoc video meetings. Files, Loop pages, and OneNote notebooks can be shared and co-edited within the same interface, reducing the need to switch between separate applications. Calls can be handled internally or extended to external phone numbers through Teams Phone, which connects to the Public Switched Telephone Network via a separate PSTN solution.
The platform's AI layer, branded as Microsoft 365 Copilot in Teams, adds capabilities such as the Facilitator agent for meeting summaries and action items, AI-powered workspace booking through Microsoft Places, and emoji-triggered automation workflows. Events can scale up to 100,000 attendees with Attendee Capacity Pack add-ons. The Queues app, available as a Teams Premium add-on to Teams Phone, supports collaborative call handling and reporting for customer-facing teams.
Teams is segmented across four audience types: small business (up to 300 users), enterprise (300-plus users), education, and individuals. A permanently free tier exists for individuals with limited meeting duration. Paid plans start with Teams Essentials and extend through Microsoft 365 Business Standard, Business Premium, and enterprise tiers. Add-ons include Teams Phone, Teams Rooms, and Teams Premium. Competing products in the unified communications category include Slack, Zoom, Google Meet, and Cisco Webex. Microsoft was named a Leader in the 2025 Gartner Magic Quadrant for Unified Communications as a Service.
Teams is available as a web app and native clients for Windows, macOS, iOS, and Android. It exposes APIs and supports third-party app integrations within the Teams interface. Administrative controls cover access management, encryption, and information protection across chats, channels, and meetings.
Provides an AI assistant that helps streamline and transform meetings by visualizing, evaluating, and acting on ideas via prompts.
Streamlines desk and meeting space booking using Places finder and Copilot integration in Microsoft calendars.
Enables real-time translation and interpretation during meetings so participants can engage in the language of their choice.
Generates AI-powered meeting notes, tasks, and actions to keep work moving forward after meetings.
Brings conversations, shared content, Microsoft Loop and OneNote pages, and third-party apps together in one place for teamwork.
Improves customer experiences through collaborative call handling and reporting for customer-facing calls.
Hosts and manages professional, branded Teams events at scale, with add-on packs supporting up to 100,000 attendees.
Delivers inclusive, engaging meeting experiences for in-room and remote participants with simplified deployment and management.
Enables cloud-based calling with connectivity to external phone numbers and advanced call handling features like a landline.
Lets users find, organize, and stay on top of chats and channels with customized views that surface relevant information.
Protects chats and channels with access controls and information protection to keep messages, files, and shared information secure.
Safeguards Teams meetings with built-in security controls and encryption to protect confidential content and conversations.
For individuals who want to connect with friends, family, and community
For small businesses up to 300 people needing an affordable all-in-one video, chat, and phone solution
For small businesses wanting desktop Microsoft 365 apps with or without Teams
For small businesses needing everything in Business Standard plus advanced security
For enterprises with more than 300 people needing video, chat, and phone communication
For businesses wanting AI-powered capabilities and advanced protection for secure collaboration and personalized, intelligent meetings
Cloud-based phone service add-on for Teams with landline-equivalent features
For enhanced meeting experiences across physical and remote workspaces
AI assistant add-on to boost productivity and transform collaboration within Teams
For individuals and families wanting Teams accounts plus Microsoft 365 apps and security
Free for eligible students and educators, including Teams
For schools choosing from multiple plans to suit their needs
Microsoft Teams hit 320 million monthly active users in 2025 — the UCaaS default isn't moving.
“Seventh consecutive year a Leader in Gartner's UCaaS Magic Quadrant alongside Cisco, RingCentral, and Zoom. The board question now is whether Teams Phone licensing math justifies the E3 jump at $36 per seat.”
Nobody gets fired buying Microsoft. Teams crossed 320 million monthly active users in 2025 and landed a seventh straight year as a Gartner UCaaS Leader. The board approved this conversation in 2019.
The Queues app inside Teams Phone is where the strategic read shifts. Collaborative call handling and reporting bundled as a Teams Premium add-on, not a separate Five9 or Genesys contract. Microsoft Places ties hybrid workspace booking into the same surface. The catch is the licensing ladder — Essentials at $4 per seat looks cheap until E3 at $36 becomes the actual unlock for Phone System and advanced compliance.
Zoom and Cisco Webex still win on pure meeting quality and admin depth. But the Copilot Facilitator agent is shipping where it matters. Standardize if you're already on Microsoft 365. Pilot Teams Phone on one business unit for 90 days before signing the PSTN add-on.
93% of the Fortune 100 already use Teams; peer adoption is the default, not the differentiator.
Seventh consecutive Gartner UCaaS Leader alongside Cisco, RingCentral, and Zoom — the safest boardroom defense.
Already deployed for most Microsoft 365 orgs, but the E3 to E5 licensing ladder slows the Teams Phone rollout.
Advances Microsoft 365 standardization rather than just saving cost; Copilot Facilitator and Queues extend the workflow surface.
Microsoft is the lowest-risk vendor bet in software — 320M MAU and a $3 trillion parent make 3-year survival a non-question.
Companies already standardized on Microsoft 365 who need unified chat, meetings, and voice.
Teams who run on Google Workspace and value lightweight desktop apps.
Teams isn't a chat app; it's the Microsoft 365 distribution surface, and that's the real architectural call.
“Microsoft Teams hit 320M daily active users and was named a Leader in the 2025 Gartner UCaaS Magic Quadrant for the seventh consecutive year. For a CIO picking a unified communications substrate through 2029, the question is whether the M365 bundle locks in the right things.”
The architecture tells you the strategy. Teams Phone reached 26 million PSTN users in 2025, more than double Zoom Phone's 10 million seats and ahead of Cisco Webex Calling. That isn't a product win; it's bundle physics — Teams ships inside Microsoft 365 E3 at $36 and E5 at $57 per user monthly.
The Facilitator agent for meeting summaries and the Queues app for collaborative call handling are the right additions to a substrate that already owns chat, video, files, and PSTN. Microsoft 365 Copilot turns the conversation surface into an automation primitive, not just a meeting client.
But the lock-in lives in Azure AD identity and SharePoint storage, not the Teams client itself — meaning a future exit costs more than swapping out the UC tool. For a CIO standardizing through 2029, the question is whether the M365 dependency is one you'd sign for again.
Named Leader in the 2025 Gartner UCaaS Magic Quadrant for the seventh consecutive year.
Matches how IT leaders consolidate UC, identity, and productivity into one vendor surface.
Native Graph API, Power Platform, and hundreds of marketplace apps inside the Teams pane.
Azure AD and SharePoint dependencies harden M365 lock-in well beyond the Teams client itself.
Substrate-grade depth across chat, video, PSTN, and Copilot automation, not a point tool.
CIOs at Microsoft 365 shops standardizing communications through 2029.
Engineering-led orgs that prioritize lightweight clients over deep ecosystem integration.
Retiring three tool contracts paid for itself, until advanced meeting features forced unplanned E3 upgrades.
“Teams has become our communication backbone, especially with the finance team spread across three offices. The value is there, but Microsoft's licensing complexity can make budgeting a headache.”
I've been using Teams daily since we migrated from Slack last year. The integration with our existing Office 365 suite made financial sense - we were already paying for those licenses. What really sold me was consolidating our communication costs into one vendor relationship instead of juggling multiple contracts.
The finance team loves the Excel co-authoring during month-end close. We're all working on the same files in real-time, which has cut our close process by two days. However, the licensing tiers still confuse me. We've had to upgrade some users to E3 licenses just for advanced meeting features, which wasn't clear upfront.
ROI tracking is straightforward since we eliminated three other tools. But I wish Microsoft would simplify their pricing calculator - I shouldn't need a spreadsheet to figure out what our next renewal will cost.
Microsoft's billing portal is reliable and integrates well with our procurement systems.
Annual commitments are standard, but mid-year adjustments for headcount changes are cumbersome.
The base pricing is clear, but figuring out which features require which license tier is frustratingly complex.
Easy to track cost savings from tool consolidation, harder to quantify productivity gains.
Bundling with Office 365 gives us excellent value compared to standalone alternatives.
Finance teams who can retire three tool contracts into one Microsoft EA.
Budget owners who cannot absorb an E3 upgrade for a few meeting features.
Facilitator captures live meeting notes and agenda tracking — but only with a $30 Copilot seat layered on.
“Facilitator, the Copilot meeting agent rolled out broadly in 2025, surfaces agendas and co-authored notes in real time. But it needs a $30/user/month Microsoft 365 Copilot license — the base $4 Teams Essentials seat won't unlock it.”
The channels-versus-chats split is the daily fight nobody warns new hires about. Two inboxes, two notification rules, two search behaviors. Practitioners live with it because Microsoft 365 Integration is the lock-in — Word and Excel co-authoring happens in the meeting pane, not a tab swap.
Facilitator is the 2025 shift worth noting. The agent tracks the agenda timer, marks topic transitions, and writes notes everyone edits live — Microsoft 365 Copilot license required, otherwise it's invisible. Mobile got the in-person variant in 2025 for stand-ups where no laptop is open.
Zoom still wins on meeting feel and webinar polish; Teams wins on files because the doc already lives in SharePoint. But licensing math is the catch — Teams Essentials at $4 covers chat and meetings, Copilot is a $30/user/month add-on, and E5 with Phone hits $57. Search remains the worst daily friction.
The channels-versus-chats split is a real daily fight, but the tool absorbs into the M365 workflow once practitioners adapt.
Microsoft Learn covers the admin and developer surfaces deeply, though it leans verbose and reads enterprise-IT, not practitioner-fluent.
Search is slow, the desktop client is heavy on memory, and licensing tier confusion adds renewal friction.
Power Platform, Graph API, custom tabs, and Teams Toolkit give serious depth for power users who invest the time.
Word and Excel co-authoring inside the meeting pane and SharePoint as the file backend is best-in-class for Microsoft shops.
Microsoft 365 shops who already pay for Office licenses.
Small teams who want a lightweight chat tool without M365 lock-in.
Co-editing a document inside the chat just works, but finding last month's message rarely does.
“Teams has become essential for our daily work, handling everything from quick chats to video calls reliably. It's not perfect, but after a year of daily use, I can't imagine working without it.”
I've been using Teams every single day since we switched from Slack last year. The integration with Office apps is genuinely helpful - being able to co-edit documents right in a chat has saved me countless emails. Video calls just work, even with 20+ people, and screen sharing is smooth.
The learning curve was steeper than expected. Finding old messages can be frustrating, and the way it organizes channels versus chats still confuses new team members. The desktop app feels heavy - it eats up memory and my laptop fans kick in during longer calls.
Despite the quirks, it's become our communication backbone. The mobile app keeps me connected on the go, and features like background blur have been lifesavers working from home.
Once you learn its logic it flows well, but the interface can feel cluttered and overwhelming at first.
Mobile app is surprisingly capable - I can join calls, share files, and stay in the loop anywhere.
Took me a few weeks to really understand channels vs chats vs teams - not as intuitive as I'd hoped.
Rarely crashes or drops calls, though the desktop app can be resource-heavy.
Comes with our Office 365 subscription so it's essentially free for us - hard to beat that value.
People who want the document and the call in one window.
Anyone on an older laptop that cannot spare the memory a long call costs.
Teams idles at 2GB of RAM, search rarely works, and the redesign fixed neither.
“After a year of daily Teams use, I'm exhausted by its constant performance issues and half-baked features that never get fixed. We're actively evaluating Slack because Teams has become more of a hindrance than a help.”
I've been forcing myself through Teams every day for work, and honestly, it's death by a thousand cuts. The memory usage is insane - it regularly eats 2GB+ of RAM just sitting there. Search barely works half the time, and don't get me started on the notification system that either bombards you or mysteriously goes silent.
The breaking point was when they redesigned the interface without fixing any of the underlying issues. Files still disappear into the void, screen sharing crashes randomly during important calls, and the mobile app is basically unusable. Microsoft keeps adding AI features nobody asked for while ignoring years-old bug reports.
Slack does everything Teams claims to do but actually works, and Discord has better voice quality.
They promised a 'faster, simpler Teams' but delivered a resource-hungry mess with more bugs.
The constant crashes during screen sharing and lost messages have cost us actual business.
No proper threading, can't search within files, and still no way to organize teams logically.
Microsoft support just points you to community forums where issues from 2019 are still 'under investigation'.
Orgs where IT picks the chat tool.
Anyone who needs to find an old message on the first try.
Common questions answered by our AI research team
Microsoft Teams Essentials costs $4.00 per user/month, paid yearly on an auto-renewing annual subscription.
Teams Essentials is a standalone meeting solution at $4.00/user/month with chat, call, video conferencing, file sharing, and 10 GB storage per user, while Microsoft 365 Business Standard with Copilot costs $23.50/user/month and bundles full desktop apps like Word, Excel, PowerPoint, Outlook, plus Copilot across apps and 10+ additional business apps.
Yes. Teams enables real-time translation and interpretation so meeting participants can engage in the language of their choice.
Yes. The Teams Facilitator agent, powered by Copilot, generates AI meeting notes, tasks, and actions to keep work moving forward.
Microsoft Teams Essentials includes 10 GB of cloud storage per user.
Who Microsoft Teams competes with, and how each one differs
Competes directly across Workspace vs Microsoft 365, Gemini vs Copilot, and Google Cloud vs Azure, with a more consumer/web-native product philosophy versus Microsoft's enterprise-IT-centric bundling.
Primary rival to Azure in cloud infrastructure and to Azure OpenAI Service via Bedrock's multi-model hosting approach, with usage-based pricing and a broader third-party model marketplace rather than deep Office/productivity integration.
Competes with Azure OpenAI Service and Copilot at the model/API layer; Anthropic sells direct API and Claude access rather than bundling AI into an enterprise productivity suite, targeting developers building on Claude specifically.
Overlaps with Power Automate and Copilot Studio in enterprise workflow automation and AI agents, but is a standalone workflow/ITSM platform rather than tied to an OS or productivity suite ecosystem.
Direct competitor to Microsoft Teams in video conferencing and workplace communication, sold as a focused communications product rather than part of a broader office suite.
Competes with Microsoft Dragon Copilot in AI medical scribing, focusing narrowly on clinical documentation for health systems rather than Microsoft's broader healthcare cloud and productivity stack.
Company
MicrosoftFounded
1975Pricing
FreemiumFree Plan
AvailableMicrosoft is a Redmond, Washington-based technology company that develops software, cloud services, hardware, and AI products including Windows, Microsoft 365, and Azure.
