SeedSigner
Discover the ultimate tool for secure, air-gapped, offline Bitcoin transaction signing. The SeedSigner is designed to put you in full control of your digital assets while keeping your private keys completely isolated from online threats. A step-by-step guide to using SeedSigner – click here to dive in!
Safest Seed Management
SeedSigner is an open-source tool designed to securely sign Bitcoin transactions offline. It offers air-gapped security, ensuring that your private keys remain isolated from online threats. SeedSigner empowers you to maintain complete control over your privat keys with transparency and reliability.
- Air-Grapped
- High Security
- User-Friendly Interface
- Open-Source Transparency
- DIY Empowerment
Key Features
- Air-Gapped Security: Sign your Bitcoin transactions entirely offline. By never connecting your private keys to the internet, you drastically reduce the risk of hacking and malware attacks.
- User-Friendly Interface: Enjoy a straightforward, intuitive design that guides you through every step of the signing process. Whether you’re a Bitcoin veteran or just starting out, SeedSigner makes secure transaction management accessible.
- Open-Source Transparency: Trust in a fully open-source solution that invites community review, contributions, and customization. This transparent approach means you can verify the code yourself, ensuring the highest standards of security.
- DIY Empowerment: Embrace a project built for enthusiasts by enthusiasts. SeedSigner Software pairs seamlessly with a DIY hardware solution, giving you the flexibility to build and tailor your own secure signing device.
- High Security: Every transaction is protected by advanced air-gapped security, ensuring your Bitcoin remains under your control at all times.

Why Choose SeedSigner?
With SeedSigner Software, you’re not just using a product – you’re joining a movement towards financial sovereignty. Our solution is perfect for those who demand uncompromised security and complete transparency. By taking the DIY approach, you actively participate in securing your assets, while benefiting from a tool that evolves through community innovation.
Secure your Bitcoin transactions the smart, safe, and independent way. With SeedSigner, you’re the master of your keys and the guardian of your financial future.
Embrace the power of offline security with SeedSigner Software – where innovation meets trust.
Sergei –
Exactly like on the picture. Works great, does exactly what it should do.