Casa specializes in high security sovereign storage systems for bitcoin. Our flagship product, Keymaster app with Key Shield 3-of-5 multisig, was designed for users with large bitcoin balances (from $100k to $1mil and up). This is a challenging market to serve both because it is a tempting target for thieves and the consequences are large in case of accidental coin loss. We have to engineer our products to a high standard of usability, redundancy, and security.

In this niche, Casa competes against several other options