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Head-to-head · Team Chat Apps

Microsoft Teams vs Lark

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Microsoft Teams #1 in Team Chat Apps 9.4/10 Free plan Free plan✓ 2 of 2 features Try Microsoft Teams
Lark #7 in Team Chat Apps 8.6/10 Free plan Free plan✓ 1 of 2 features Visit Lark

Microsoft Teams leads on 0 checks, Lark on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMicrosoft Teams · 9.4/10
  • Free planboth
  • Most featuresMicrosoft Teams · 2 of 2

Microsoft Teams scores higher on our rubric for team chat apps: 9.4 against 8.6 out of 10; our editors rank them #1 and #7.

On message history, Microsoft Teams gives you Unlimited where Lark offers Limited.

Microsoft Teams is the better fit for organizations using Microsoft 365. Lark is the better fit for teams needing an all-in-one workspace.

  • Microsoft Teams fits best

    Organizations using Microsoft 365

  • Lark fits best

    Teams needing an all-in-one workspace

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Side by side

Feature Microsoft Teams 9.4/10 Visit ↗ Lark 8.6/10 Visit ↗
At a glance
Editor score 9.4 8.6
Ranking #1 in Team Chat Apps #7 in Team Chat Apps
Best for Organizations using Microsoft 365 Teams needing an all-in-one workspace
Pricing model Free plan + paid Free plan + paid
Starting price — —
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Desktop, Mobile Cloud, Desktop, Mobile
Platforms Web, Windows, macOS, Linux, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Support Phone, Docs, Community Email, Docs
Compliance SOC 2, ISO 27001, HIPAA, 2FA SOC 2
Integrations 250+ integrations 7 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Microsoft Teams 2/2 · Lark 1/2
Channels ✓ ✓
Guest access ✓ (best) Not checked yet
Specs
Message history Unlimited Limited
Integrations Microsoft 365, SharePoint, OneDrive, Outlook, Exchange, Planner, Forms, Power BI, OneNote, Power Apps, Power Automate, LinkedIn Exchange, Outlook, Google Calendar, Gmail, AnyCross, Lark Developer, Lark Base
Supported platforms web, Windows, macOS, Linux, iOS, Android web, Windows, macOS, Linux, iOS, Android
Maximum members 25000 users Not checked yet
Our review
Pros
  • Free plan includes unlimited chat and group calling for 100 participants
  • Channels, meetings, recordings, workflows, guest access, and AI in one workspace
  • Works across web, desktop, mobile, Linux, and API environments
  • Combines chat, meetings, documents, calendars, tasks, and approvals
  • Supports web, desktop, and mobile platforms, including Linux
  • Includes translation, automation, APIs, and app integrations
Cons
  • Paid plans and features vary by country, subscription, and license
  • Teams Premium requires an eligible Teams license
  • The 25,000-member limit applies per team, not an unlimited workspace
  • Starter is limited to 20 users and 18 months of message history
  • Paid plans are billed annually at their listed per-user rates
  • Advanced security and compliance controls are limited to Enterprise
Our verdict

Microsoft Teams combines one-to-one and group chat, channels, audio and video calling, online meetings, webinars, file sharing, collaborative apps, and external collaboration. It is suited to organizations that want communication and…

Read the review →

Lark brings team messaging, video meetings, email, calendars, documents, cloud storage, approvals, knowledge management, and no-code workflows into one workspace. Its chat features include group conversations, threaded discussions, chat…

Read the review →
  1. Microsoft TeamsTeam Chat Apps 9.4Free plan
  2. LarkTeam Chat Apps 8.6Free plan

Strengths and trade-offs

  • Microsoft Teams — where it wins

    • Free plan includes unlimited chat and group calling for 100 participants
    • Channels, meetings, recordings, workflows, guest access, and AI in one workspace
    • Works across web, desktop, mobile, Linux, and API environments

    Where it doesn't

    • Paid plans and features vary by country, subscription, and license
    • Teams Premium requires an eligible Teams license
    • The 25,000-member limit applies per team, not an unlimited workspace

  • Lark — where it wins

    • Combines chat, meetings, documents, calendars, tasks, and approvals
    • Supports web, desktop, and mobile platforms, including Linux
    • Includes translation, automation, APIs, and app integrations

    Where it doesn't

    • Starter is limited to 20 users and 18 months of message history
    • Paid plans are billed annually at their listed per-user rates
    • Advanced security and compliance controls are limited to Enterprise

More comparisons

All team chat apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update