Secure
Messaging,
Reimagined
NebuChat encrypts every message on your device before it leaves. No accounts. No phone numbers. No central server watching the wire. Pure sovereignty, by design.
Privacy isn't a feature.
It's the architecture.
Every choice in NebuChat — from the cipher to the absence of a sign-up form — exists to make surveillance structurally impossible, not contractually forbidden. Below: how each piece works.
From your keyboard
to noise, and back.
Six transformations. Two devices. Zero intermediaries who can read it.
Run the cipher on your own text.
Type a message, choose a key, and watch it become ciphertext. The same key reverses it. This is exactly what NebuChat does — just automatically, on every message.
Your encrypted / decrypted message will appear here.
Four steps. No sign-up form.
Download & install
Install NebuChat on your device. No account registration, no email confirmation, no waiting.
Enter server address
Add your own server (or a friend's) starting with https://. Your messages stay under your control.
Create your ChatID
Generate a cryptographic ChatID locally. Share it with the people you want to talk to.
Set a secret key
Choose a strong key for encrypting and decrypting. Share it only with trusted recipients, out of band.
One identity, every device.
Carry your ChatID across iOS, Android, and desktop. Same keys, same sovereignty.