Learn how to protect your crypto seed phrase with military-grade AES-256 encryption in just a few minutes. Watch the product overview, then follow the step-by-step guide.
A 40-second cinematic walkthrough of SeedCrypt's key features, security model, and user experience.
Follow along as we encrypt a seed phrase from start to finish. Every click, every field, explained.
Choose where to save: USB key, external disk, or local folder. Your encrypted .json file will be saved there.
Launch the app. No account needed, no internet required. The sidebar shows your available actions.
Select the Encrypt action from the home screen. The encryption form opens with a 3-step process.
Type your 12 or 24 BIP-39 words. SeedCrypt validates each word in real-time against the BIP-39 wordlist.
Pick a strong password. It's stretched through 600,000 PBKDF2-SHA512 iterations into the AES-256 key.
Your seed is now AES-256-GCM encrypted. The file is unreadable without your password. Export to QR or PDF anytime.
Free to start. No registration. Works offline.
Download SeedCrypt