Alternatives · Team Chat
Threema Work alternatives
As of Nov 13, 2026, the best Threema Work alternative for most people is Slack (2.8 GPA), first in our ranking of team communication apps. The best free one is Signal (3.2 GPA).
Threema Work compared with 7 alternatives: Wire, Element, Mattermost, Microsoft Teams, Slack and 2 more.
Threema Work is a paid product with a free trial, starting at $3.00 per user / month, billed annually. 6 of the 7 alternatives are free or have a free plan. One more offers a free trial.
Listings checked up to Nov 12, 2026 · Where the facts come from
Black Friday: is there a Threema Work sale?
At a glance
| Tool | Price | Free plan | Runs on |
|---|---|---|---|
| Threema WorkThis tool | Free trial · from $3.00/mo | Trial only | Web, iOS, Android |
| Wire | Free plan · from €7.45/mo | Yes | Web, macOS, Windows, Linux, iOS, Android |
| Element | Free plan | Yes | Web, macOS, Windows, Linux, iOS, Android |
| Mattermost | Free plan | Yes | Web, macOS, Windows, Linux, iOS, Android |
| Microsoft Teams | Free plan · from $4.00/mo | Yes | Web, macOS, Windows, iOS, Android |
| Slack | Free plan · from $7.25/mo | Yes | Web, macOS, Windows, Linux, iOS, Android |
| Signal | Free | Free | macOS, Windows, Linux, iOS, Android |
| Teamwire | Free trial · from €79/mo | Trial only | Web, iOS, Android |
Price against what you get
Threema Work starts at $3 a month for each person and scores 2.7 out of 4 on features, ease of use and platforms. None of the 5 alternatives on this chart both scores higher and starts lower.
Microsoft Teams and Slack score higher without starting lower. Signal starts lower without scoring higher.
Features, ease of use and platforms, averaged
What paid plans start at, a month (each step along is roughly double) →
- The best score at each price
- Has a free plan
- No free plan
How each one differs from Threema Work
Wire
End-to-end encrypted messaging and calls for organizations
- Wire starts at €7.45 per person / month, paid annually.
- Wire has a free plan, which Threema Work lacks.
- Wire also lists macOS, Windows and Linux apps.
- Wire is open source and self-hostable, according to its own site.
Suits: Organizations that need end-to-end encryption for messages, calls and files
Element
End-to-end encrypted chat and calls on the Matrix standard
- Element has a free plan, which Threema Work lacks.
- Element also lists macOS, Windows and Linux apps.
- Element is open source and self-hostable, according to its own site.
Suits: Governments and regulated organizations that self-host encrypted chat
Mattermost
Self-hosted team messaging with playbooks, calls and boards
- Mattermost has a free plan, which Threema Work lacks.
- Mattermost also lists macOS, Windows and Linux apps.
- Mattermost is open source and self-hostable, according to its own site.
- Mattermost also covers kanban boards, workflow automation and AI agents.
- Mattermost does not cover video calls and file sharing, which Threema Work does.
Suits: Organizations that must keep chat on their own servers or air-gapped networks
Microsoft Teams
Chat, video meetings and calling tied into Microsoft 365
- Microsoft Teams starts at $4.00 per user / month, paid yearly.
- Microsoft Teams has a free plan, which Threema Work lacks.
- Microsoft Teams also lists macOS and Windows apps.
- Microsoft Teams also covers transcription, noise cancellation and whiteboard.
Suits: Organizations that already pay for Microsoft 365
Slack
Channel-based team messaging with huddles, workflows and AI
- Slack starts at $7.25 per user / month, billed annually.
- Slack has a free plan, which Threema Work lacks.
- Slack also lists macOS, Windows and Linux apps.
- Slack also covers workflow automation and documents.
Suits: Teams that want conversations organized by channel rather than email threads
Signal
Nonprofit messenger with end-to-end encrypted chats and calls
- Signal is free.
- Signal has a free plan, which Threema Work lacks.
- Signal also lists Windows, macOS and Linux apps.
- Signal lists no web app, which Threema Work has.
- Signal does not cover file sharing, which Threema Work does.
Suits: Small groups that want private chats at no cost
Teamwire
GDPR-focused business messenger hosted in Germany
- Teamwire starts at €79 per month for up to 25 users, billed annually.
- Teamwire is self-hostable, according to its own site.
- Teamwire does not cover file sharing, which Threema Work does.
Suits: Public-sector and healthcare teams with data-sovereignty rules
Limits worth knowing in Threema Work
- Core is limited to 200 users; Broadcast, automation and API access need Professional.
- Syncing users with Azure AD costs extra, according to the feature table on the pricing page.
- Pricing is shown per user; the page marks it annual payment and says USD figures are converted one-to-one from CHF and EUR.
- The pricing page names the app, web client and a desktop app but lists no platform detail beyond iOS, Android and web.
Common questions
What are the alternatives to Threema Work?
The alternatives to Threema Work in this directory are Wire, Element, Mattermost, Microsoft Teams, Slack, Signal and Teamwire. Each one has a side-by-side comparison with Threema Work.
Is there a free alternative to Threema Work?
Yes. Signal is free to use. Wire, Element, Mattermost, Microsoft Teams and Slack have a free plan alongside paid ones.
Which Threema Work alternatives work on Windows?
The Threema Work listing does not include a Windows app. Wire, Element, Mattermost, Microsoft Teams, Slack and Signal list one.
Which Threema Work alternatives work on macOS?
The Threema Work listing does not include a macOS app. Wire, Element, Mattermost, Microsoft Teams, Slack and Signal list one.
Is there an open-source alternative to Threema Work?
Wire, Element and Mattermost are described as open source on their own sites.
When were these prices checked?
Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 12, 2026. Vendors change prices without notice, so confirm on their site before you buy.