Track your offline, cold storage, and paper wallets without your private keys.
Sentinel is entirely public key based, meaning your private keys stay private and are never needed or requested.
Add one or many bitcoin wallets to your personal watchlist to keep an eye on balance and transactions.
The powerful watchlist can track all types of bitcoin addresses and extended public keys.
Sentinel can derive the next unused address for any wallet in your watchlist
Generate addresses directly for your offline cold storage without exposing your private keys or reducing your security.
Use Sentinel to push your offline transactions to the bitcoin network.
Your offline bitcoin wallet may eventually need to eventually send a transaction. Do not compromise the security of your offline wallet by bringing it online. Use Sentinel to maintain the airgap.