They're watching. Every message.
Hey, can you send me the account details?
10:42 AM
Sure, the password is Summer2024!
10:43 AM
Got it. What about the PIN?
10:44 AM
It's 4729. Don't share this with anyone.
10:45 AM
Without encryption, every keystroke is exposed.
Every 'phone number free chat app' should looklike this
Zero phone number fields, zero SMS steps, zero excuses about 'verification'.
Signup Without a SIM
Create an account with username + password, or skip signup entirely with an anonymous session. No phone, no SMS, no carrier.
Keys, Not Numbers
Your identity is a cryptographic key pair that lives on your device. There's no phone number to steal because there's no phone number stored.
Video and Voice, Same Deal
Phone-number-free video calls and encrypted voice chat. Everything routes through the app — no carrier involved.
End-to-End Encrypted
No phone number AND encrypted content. Both are necessary for real privacy — NoChat gives you both.
All features auditable. View source code
A phone number free chat app
with post-quantum encryption
Signing up without a phone number is step one. Keeping the content private for decades is step two. NoChat combines phone-number-free signup with post-quantum E2E encryption so your chats stay private long after your old SIM is forgotten.
NIST Approved Standards
The same cryptography the US government will use
ML-KEM
Key encapsulation
ML-DSA
Digital signatures
Harvest Now, Decrypt Later
Why this matters today, not tomorrow
Nation states are already storing encrypted communications. When quantum computers arrive, they'll decrypt years of captured data instantly.
Signal, WhatsApp, Telegram — none offer post-quantum encryption. NoChat does.
phone number free chat app: questions, answered
The most common things people ask about phone number free chat app.
Is NoChat really a phone number free chat app?
How do I sign up without a phone number?
What other chat apps don't require a phone number?
Can I use this phone number free chat app on multiple devices?
Do I need email to sign up?
How do people reach me without a number?
Is a phone number free chat app safer from scams?
Does NoChat work offline or peer-to-peer?
Ready to go dark?
No account required. No data collected. No compromises.
Dispatches on private messaging
Reporting on encryption, anonymous messaging, and what it takes to build a secure messaging app with no phone number required.
Also worth reading
private messaging no phone number
Private messaging with no phone number required. NoChat is an encrypted messenger you can use without a SIM card, without SMS verification, without surrendering your number.
Learn moreanonymous messaging app
NoChat is an anonymous messaging app. Sign up with one click — no phone number, no email, no real name. End-to-end encrypted and open source.
Learn moreencrypted messaging app
NoChat is an encrypted messaging app with post-quantum end-to-end encryption. Anonymous sign-up, zero knowledge storage, no phone number required.
Learn moreJoin the quiet ones
Join a community that values privacy over convenience.
"Finally, a messaging app that doesn't mine my data."
Anonymous
Privacy advocate
"The encryption is rock solid. I've audited the code myself."
Anonymous
Security researcher
"No phone number required? That's how it should be."
Anonymous
Someone who values privacy