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

#	App	Pricing	Open source	Platforms	Verified facts	Score
1	Slack	Free plan + paid	No	Web, Windows, macOS +3	3 of 3	64.8
2	Chanty	Free plan + paid	No	Web, Windows, macOS +3	4 of 4	57.2

1. SlackTop pick
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)
2. 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)

The best Chatwork alternative for…

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

Best Chatwork alternative for most people

LINE WORKS

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

Best Chatwork alternative for a free plan you can upgrade

Slack

Larger ecosystem and full history for global teams.

Best Chatwork alternative for Mac

Chanty

Budget chat with a built-in task board.

Best Chatwork alternative for Windows

Microsoft Teams

Chat, meetings and files bundled with Microsoft 365.

Best Chatwork alternative for Linux

Slack

Larger ecosystem and full history for global teams.

Best Chatwork alternative for iPhone and Android

Google Chat

Included with Google Workspace if the company already uses it.

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.