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Casa vs Nunchuk: catalog facts
Casa	Nunchuk
Best for: People holding large amounts of bitcoin who want multisig security and inheritance	Best for: Bitcoin holders setting up multisig custody and inheritance
Paid Offered through paid memberships listed on its pricing page.	Free + paid options Wallet apps are free; inheritance and group plans are paid.
Android, iOS	Android, iOS
Multisig vaults remove single points of failure Inheritance planning built in All 3 strengths for Casa Multisig vaults remove single points of failure Inheritance planning built in Supports bitcoin, ETH and stablecoins	Multisig with broad hardware wallet support Inheritance via on-chain timelocks, no KYC All 3 strengths for Nunchuk Multisig with broad hardware wallet support Inheritance via on-chain timelocks, no KYC Coin control, decoy wallets and emergency lockdown
Paid membership More setup than a single-key wallet	Bitcoin only Inheritance features require a paid plan All 3 limitations for Nunchuk Bitcoin only Inheritance features require a paid plan Multisig setup takes more effort than a single-key wallet
Downloadable app, Hosted service	Downloadable app
Not open source	Not open source
License not stated	License not stated
Account needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for Casa casa.io Catalog checked October 2, 2026	Official website Full listing and sources Sources for Nunchuk nunchuk.io Catalog checked September 23, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.