CAPSI ·
Run it. Find the computers. Send.
Messages and files, device to device.
- No cloud.
- No accounts.
- No unnecessary infrastructure.
Just run Capsi and connect.
Windows · Direct .exe download · Local network only
$ capsi.exe
finding Capsi devices…
● OFFICE-PC — found
● LAB-02 — found
> hello from this device
> site-notes.pdf — sent directly · 2.4 MB
no cloud · no account
How it works
Run
Download Capsi and launch it.
Find
Capsi automatically finds compatible computers on your local network.
Send
Send messages and files directly between devices.
Features
Small scope, on purpose. Everything Capsi does serves local communication.
Local Network
Works between devices on the same network.
Device Discovery
Find nearby Capsi devices automatically.
Messages
Send messages directly between connected devices.
File Transfer
Send files directly from one device to another.
No Cloud
Capsi does not require cloud infrastructure for local communication.
No Account
No signup, login, or social profile required.
Your network. Your devices. Your data.
Capsi is designed for environments where communication should stay on the local network.
No external server is required for basic device-to-device communication.
This makes Capsi suitable for offices, homes, labs, classrooms, workshops, and other local environments.
Built for Windows.
Download Capsi, run the .exe, and get started.
Ready to connect?
Download Capsi and start sending messages and files across your local network.
Download CapsiWindows · Free to download