How It Works
Three Words. Infinite Security.
Behind those simple words is a sophisticated system combining cryptographic security, mathematical precision, and human-friendly design.
3 Seconds
Verification takes moments
Any Channel
Works on calls, texts, email
Zero Memory
Nothing to memorize
100% Offline
Codes never transmitted
Simple for You, Impossible for Attackers
Connect Once
Exchange encrypted invitations with people you trust. This one-time setup creates a secure vault between you.
Generate Codes
Your app generates three memorable words daily. Each word combination is unique to each relationship.
Verify Instantly
When someone contacts you for something sensitive, simply ask: "What's your code?" Three matching words = verified.
The Science
Why Words Beat Numbers
Your brain processes words differently than digits. Here's why that matters for security.
847291
Six-Digit Codes
- Abstract symbols — hard to retain under pressure
- Only 1 million combinations (10⁶)
- Easy to mishear over phone: "Was that 5 or 9?"
- No mental images to anchor memory
Mountain. Coffee. Bicycle.
Three-Word Codes
- Creates vivid mental images — easy to remember
- 8.5 billion combinations (2,048³)
- Pronounceable and clear on any channel
- Works in multiple languages
Each word is selected from a curated list of 2,048 common English words designed to be easy to pronounce, spell, and distinguish.
Features
What You Can Do
Simple tools. Powerful protection. Everything works offline.
Works Offline
Generate and verify codes without internet. Travel, emergencies, poor signal—you're always protected.
Guest Codes
Create temporary codes for strangers. Deliveries, contractors, one-time meetings. Expires when you want.
Group Vaults
One shared code for your whole team. Verify any member instantly. Perfect for families or work groups.
Private Connections
Secure 1-to-1 vaults between two people. Your code, their code. Simple and private.
Tags & Favorites
Organize connections your way. Add labels, star important people, filter in a tap.
Voice Search
Say the three words out loud. We'll find the match. Works in five languages.
Multiple Languages
Codes in English, German, French, Spanish, Italian. Use your native language.
Custom Rotation
Choose how often codes change. Hourly, daily, or set your own schedule.
Biometric Lock
Face ID, Touch ID, or PIN required. Your codes stay behind your identity.
End-to-End Encrypted
Keys live on your device. Even we can't see your secrets.
AI Help Assistant
Stuck? Ask our AI assistant right inside the app. Get answers instantly.
Multi-Device Sync
Same account on all your devices. Everything stays in sync.
Security Architecture
Defense in Depth
E2E Encryption
Keys only your devices hold.
Biometric Protection
Face ID, Touch ID, or PIN.
Secure Enclave
Hardware-protected keys.
Zero-Knowledge
We can't see your secrets.
What if Trusted Codes gets hacked?
Even if our servers are compromised, attackers get only encrypted data they cannot decrypt. Your private keys never leave your device. A server breach doesn't affect your security.
The Math
8,589,934,592 Reasons You're Safe
words
words
words
combinations
99 days
To brute-force at 1,000 guesses/sec
But the code changes every 24 hours
0.000000012%
First-try chance of guessing correctly
Like flipping a coin and landing on “Heads” 33 times in a row.
24 hours
Code rotation
Overheard codes expire quickly
Comparison
How We Compare
| Feature | SMS 2FA | Authenticator Apps | Trusted Codes |
|---|---|---|---|
| Interception Risk | High (SIM swapping) | Low | Impossible (offline) |
| Network Required | Yes | No | No |
| Phishing Protection | Vulnerable | Limited | Resistant |
| Use Case | Website login | Website login | Person-to-person |
| Combinations | 10⁶ (1M) | 10⁶ (1M) | 2³³ (8.5B) |
| Human-Readable | No (837492) | No (837492) | Yes (forest eagle mountain) |
Ready to protect what matters?
Join the waitlist for early access. Free for families. Enterprise pricing for businesses.