No official phone numbers are published by ColdTi. All communications are through email and social channels.
ColdTi is a United States (US)–based company that provides stainless steel backup solutions for cryptocurrency wallets rather than a conventional hardware wallet. ColdTi’s flagship product is a durable titanium backup plate that allows users to etch or stamp their wallet recovery seed phrases securely. Unlike paper backups, which can be lost, damaged, or destroyed, ColdTi ensures long-term survivability against fire, water, corrosion, and physical impact. It is designed for long-term crypto investors who want to ensure their recovery keys remain safe across generations.
Titanium Construction: Built with aerospace-grade titanium for maximum durability.
Fire & Water Resistant: Withstands extreme heat, fire, flooding, and natural disasters.
Corrosion & Rust Proof: Titanium is highly resistant to environmental degradation.
Supports All Wallets: Compatible with all BIP39 seed phrases from hardware/software wallets.
Easy Seed Storage: Recovery phrase can be engraved, stamped, or written permanently.
Tamper-Evident Security: Designed to reveal signs of physical tampering.
Long-Term Backup: Protects seeds for decades, unlike paper or plastic storage.
Compact & Discreet: Credit-card size for discreet storage.