Mesh
Mesh: A free, open-source Windows messenger for encrypted chats without central registration. Ranked #26 of 36 in Decentralized Messaging Apps by our editors (6.7/10); pricing: Free plan; best for windows users wanting serverless peer-to-peer chats.
At a glance
- Editor score6.7 / 10
- PricingFree plan
- Best forWindows users wanting serverless peer-to-peer chats
- Free planYes
- Paid fromFree
- Network architecturePeer-to-peer
- Founded2019
- Facts checked22 Oct 2026
Where it wins
- DHT-based peer-to-peer chats without centralized registration
- Encrypted private and group chats with perfect forward secrecy
- Tor profiles, file transfer, and LAN chat without internet
Where it doesn't
- Runs only on Windows
- The current release is identified as alpha software
- Desktop app with no self-hosting option
Our verdict on Mesh
Mesh is a free, open-source instant messenger from Technitium for Windows users who want private chats without centralized registration. It uses Distributed Hash Tables for peer-to-peer messaging and supports one-to-one and group chats, file transfers, and multiple profiles at once. Profiles and keys are created locally, so an account is not required. Its scope suits solo users and small groups looking for a desktop messenger rather than a service tied to centralized registration.
The networking options are Mesh’s defining strength. Chats can run over the Internet or on a LAN without an Internet connection, and users can create anonymous profiles using the Tor network. Messages and file transfers use end-to-end encryption with perfect forward secrecy. That combination may appeal to people who value direct communication and local-network access, though the product is specifically a Windows app; it does not offer the broader platform coverage some households or teams may need.
Mesh is published under GPLv3, with Windows setup and portable packages. The main qualification is release maturity: the current release is identified as alpha software, so it is a less suitable choice for people seeking a mature, broadly supported messaging app. Support channels include email and community. Choose Mesh if Windows-only coverage is acceptable and peer-to-peer, encrypted messaging is the priority; consider an alternative if you need another desktop platform or prefer software outside an alpha release.
Your product? Our editors can test Mesh in depth and publish a review, labelled as paid · from $99/mo →
Mesh pricing
Mesh fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Network architecture | Peer-to-peer |
| End-to-end encryption | Yes |
| Self-hosting | No |
| Supported platforms | windows |
| Group chat | Yes |
| Account required | No |
| Deployment | Desktop |
| Platforms | Windows |
| Support | Email, Community |
| Built for | Solo, Small business (editorial estimate) |
| Pricing | Free plan |
| Website | mesh.im |
| Facts checked | 22 Oct 2026 |
Alternatives to Mesh
- ElementA Matrix-based collaboration app with encrypted messaging and flexible deployment options.9.4
- Delta ChatA free, open-source messenger with default end-to-end encryption across desktop and mobile.9.2
- SimpleX ChatPrivate messaging with encrypted chats, calls, files and groups—without profile identifiers.9.1
Used Mesh? Be the first to review it
The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Mesh for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.
Write a reviewTwo minutes · verified accounts only · read by an editor before it appears
Featured on iTechGuides
Mesh is listed in our Decentralized Messaging Apps directory. Add the badge to your site — it links back to this page.
<a href="https://www.itechguides.com/products/mesh-decentralized-messaging-app/"><img src="https://www.itechguides.com/best/badge/mesh-decentralized-messaging-app.svg" alt="Featured on iTechGuides" width="230" height="46"></a>
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update