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Chatwork alternatives: 5 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Chatwork: free plan only shows the last 40 days of messages, and group video calls need the paid plan. We ranked 5 alternatives by how directly each one replaces Chatwork, then by reviews, real visits and how recently each app's facts were checked against its own website. LINE WORKS currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1LINE WORKS logoLINE WORKSFree plan + paidNoWeb, Windows, macOS +24 of 466.5
2Slack logoSlackFree plan + paidNoWeb, Windows, macOS +33 of 364.8
3Chanty logoChantyFree plan + paidNoWeb, Windows, macOS +34 of 457.2
4Microsoft Teams logoMicrosoft TeamsFree plan + paidNoWeb, Windows, macOS +20 of 349.1
  1. LINE WORKS logo

    1. LINE WORKSTop pick

    Best for: Frontline and office teams in Japan and Asia that already use LINE

    Free plan + paidWeb, Windows, macOS, iOS, Android

    66.5

    score / 100

    Why switch from Chatwork

    Another Japanese business chat, with a link to consumer LINE users.

    Pros

    • Can message customers and partners on regular LINE
    • Calendar, boards, drive and forms bundled with chat
    • Free plan for up to 30 members

    Cons

    • Mainly relevant where LINE is popular
    • Free plan has only 5 GB of shared storage
    • English-language pricing shown in yen
    Visit LINE WORKS Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is LINE WORKS a good Chatwork alternative?

    Verified facts

    4 of 4 verified
    Free plan
    Up to 30 members
    Checked Oct 25, 2026line-works.com(opens source in a new tab)
    Free storage
    5 GB shared
    Checked Oct 25, 2026line-works.com(opens source in a new tab)
    Paid plans
    Unlimited members, 1 TB shared storage
    Checked Oct 25, 2026line-works.com(opens source in a new tab)
    Bundled apps
    Message, Mail, Board, Calendar, Drive, Form
    Checked Oct 25, 2026line-works.com(opens source in a new tab)
  2. Slack logo

    2. Slack

    Best for: Companies that want the largest integration ecosystem for chat

    Free plan + paidWeb, Windows, macOS, Linux, iOS, Android

    64.8

    score / 100

    Why switch from Chatwork

    Larger ecosystem and full history for global teams.

    Pros

    • Huge integration ecosystem
    • Polished threads and huddles
    • Shared channels with other companies

    Cons

    • Free plan hides older message history
    • Costs rise quickly per seat
    Visit Slack Details and reviews
    How this score is calculated
    Editorial fit ×0.387
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.15100
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Slack a good Chatwork alternative?

    Verified facts

    3 of 3 verified
    Free plan
    Yes, with limited history
    Checked Oct 24, 2026slack.com(opens source in a new tab)
    Owner
    Salesforce
    Checked Oct 24, 2026slack.com(opens source in a new tab)
    Platforms
    Web, desktop, mobile
    Checked Oct 24, 2026slack.com(opens source in a new tab)
  3. Chanty logo

    3. Chanty

    Best for: Small teams that want chat with simple built-in task tracking at a low price

    Free plan + paidWeb, Windows, macOS, Linux, iOS, Android

    57.2

    score / 100

    Why switch from Chatwork

    Budget chat with a built-in task board.

    Pros

    • Messages convert into tasks on a built-in board
    • Low per-user price on the Business plan
    • Apps for every major platform

    Cons

    • Free plan is capped at five members
    • Far smaller integration catalogue than Slack
    • Limited advanced admin and compliance features
    Visit Chanty Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Chanty a good Chatwork alternative?

    Verified facts

    4 of 4 verified
    Free plan
    Up to 5 team members
    Checked Oct 25, 2026chanty.com(opens source in a new tab)
    Free storage
    20 GB per team
    Checked Oct 25, 2026chanty.com(opens source in a new tab)
    Task management
    Built in
    Checked Oct 25, 2026chanty.com(opens source in a new tab)
    Free plan integrations
    Up to 10
    Checked Oct 25, 2026chanty.com(opens source in a new tab)
  4. Microsoft Teams logo

    4. Microsoft Teams

    Best for: Organizations already using Microsoft 365

    Free plan + paidWeb, Windows, macOS, iOS, Android

    49.1

    score / 100

    Why switch from Chatwork

    Chat, meetings and files bundled with Microsoft 365.

    Pros

    • Included in many Microsoft 365 plans
    • Strong meetings and calling
    • Office file co-editing

    Cons

    • Interface can feel cluttered
    • Best experience requires Microsoft 365
    Visit Microsoft Teams Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1515
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Microsoft Teams a good Chatwork alternative?

    Verified facts

    0 of 3 verified
    Free version
    Yes
    Not checked yetmicrosoft.com(opens source in a new tab)
    Meetings
    Video meetings and webinars
    Not checked yetmicrosoft.com(opens source in a new tab)
    Microsoft 365 integration
    Yes
    Not checked yetmicrosoft.com(opens source in a new tab)

The best Chatwork alternative for…

The highest-ranked app in this list for each need.

LINE WORKS logo

Best Chatwork alternative for most people

LINE WORKS

Another Japanese business chat, with a link to consumer LINE users.

Slack logo

Best Chatwork alternative for a free plan you can upgrade

Slack

Larger ecosystem and full history for global teams.

Chanty logo

Best Chatwork alternative for Mac

Chanty

Budget chat with a built-in task board.

Microsoft Teams logo

Best Chatwork alternative for Windows

Microsoft Teams

Chat, meetings and files bundled with Microsoft 365.

Slack logo

Best Chatwork alternative for Linux

Slack

Larger ecosystem and full history for global teams.

Google Chat logo

Best Chatwork alternative for iPhone and Android

Google Chat

Included with Google Workspace if the company already uses it.

LINE WORKS logo

Best Chatwork alternative for working in the browser

LINE WORKS

Another Japanese business chat, with a link to consumer LINE users.

Chatwork alternatives: common questions

What is the best alternative to Chatwork?

LINE WORKS ranks first right now. Another Japanese business chat, with a link to consumer LINE users. Slack and Chanty follow it in our ranking.

Is there a free alternative to Chatwork?

Yes. LINE WORKS (free plan + paid), Slack (free plan + paid), Chanty (free plan + paid) and Google Chat (free plan + paid) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Chatwork?

None of the 5 alternatives in this list is open source.

Which Chatwork alternatives work on Linux?

Slack and Chanty run on Linux.

Why do people switch from Chatwork?

The complaints we hear most: free plan only shows the last 40 days of messages; group video calls need the paid plan; smaller integration ecosystem outside Japan.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Chatwork, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.