ZERO PHONE EXPOSURE - DOUBLE RATCHET E2EE

ZeroText Private Messaging.
Pure 8-Digit Cryptographic PIN.

ZeroText fuses legendary PIN privacy, frictionless beauty, and uncompromising zero-knowledge encryption. Zero phone numbers. Zero server telemetry.

Zero Phone Numbers Ever

Your identity is anchored to a 12-word cryptographic seed phrase and an 8-character ZeroText PIN. Share your PIN via QR code, NFC Touch Beam, or short link without ever leaking your phone number.

X25519 DH Ed25519 Signatures AES-256-GCM
zerotext-vault ~ e2ee-mesh

$ zerotext-cli handshake init --pin ZT-AI-0001

[+] Deriving X25519 ephemeral keypair...

[+] Computing Double Ratchet root key via HKDF-SHA256...

[✓] Handshake Established. Cipher: AES-256-GCM

[✓] Zero Phone Number Exposure Verified.

> Session Shield Active. Zero telemetry recorded.

The ZeroText Suite

Engineered without compromise for executives, security architects, and privacy-focused individuals—pure Luxury & Absolute Freedom.

8-Character PIN Routing

Connect using ZeroText PINs or personal cryptographic QR codes. Your phone number is never collected, stored, or exposed.

PING! Attention Nudge

Reimagined PING! with real-time screen vibration, audio chime, and priority notification to break through noise.

ZeroText AI

Native private AI assistant, with brilliant aura. Zero telemetry, zero logging, instant private intelligence.

Closed Circles & Workspaces

Private group meshes with tiered membership (up to 1,000 members), encrypted task checklists, and shared media vaults.

Biometric Vault

Hardware-backed fingerprint, Face ID, and biometric sensor locking. Incognito keyboard and screenshot deterrence.

Multi-Channel Invites

Invite peers via SMS, WhatsApp, Telegram, TikTok, Snapchat, X, NFC Touch Beam, and cryptographic QR cards etc.

Cryptographic Architecture

ZeroText is built on mathematics, not trust.

Double Ratchet Protocol

Every message generates a fresh ephemeral key with forward secrecy and break-in recovery. Even a compromised key reveals zero past or future messages.

Zero-Knowledge Relay

Our gateway servers relay encrypted blobs without knowing sender identity, recipient identity, or message content.

Hardware SIM Geolocation Lock

User country flags are derived from hardware SIM country codes to prevent VPN spoofing in open discovery channels.

Why ZeroText?

Comparing the next evolution of private communication.

Feature ZeroText WhatsApp Signal Telegram
Phone Number Required NO (Zero Exposure) Yes (Mandatory) Yes (Mandatory) Yes (Mandatory)
Identity System 8-Digit PIN & 12-Word Seed Phone Number Phone Number Username / Phone
End-to-End Encryption Double Ratchet (All Chats) Signal Protocol Signal Protocol Secret Chats Only
BBM-Style PING! YES (Haptic Nudge) No No No
ZeroText AI Assistant YES (Zero Telemetry) Meta AI (Data Logged) No Bots Only

Frequently Asked Questions

Everything you need to know about ZeroText security and onboarding.

How does ZeroText protect my privacy without a phone number?
What happens if I lose my phone?
How do I link ZeroText to my desktop computer?
View Full Frequently Asked Questions
PRODUCTION RELEASE — DIRECT APK

Take Control of Your Privacy

ZeroText is deployed and available for instant direct download. Install in seconds without tracking app stores.

ZeroText Mobile for Android

Version 1.0.0 (Production Release) • 57.3 MB • Android 8.0+

Download Android APK (Direct)
Target OS: Android 8.0 (API 26+)
Architecture: Universal (arm64-v8a / x86_64)
Package: com.zerotext.zerotext_mobile
Full Download Guide & Checksums Technical Knowledgebase