Sentinel APK for Android

Sentinel is an Android application designed for the secure tracking of bitcoin transactions and balances from offline and cold-storage wallets. By utilizing only public keys, it ensures that private keys remain protected, allowing users to manage their bitcoin assets without exposing sensitive information. This application supports a wide range of bitcoin addresses and wallets, including those from Mycelium, Coinomi, Ledger, Trezor, and BRD, as well as full compatibility with SegWit addresses, making it a versatile choice for bitcoin users.

In addition to tracking capabilities, Sentinel includes features such as remote deposit functionality, allowing users to receive payments without the need for private key access. It also supports broadcasting signed transactions from offline wallets to the bitcoin network. The application offers currency conversion for several major currencies and incorporates a PIN code feature with PIN Scramble technology for added security. As an open-source application, Sentinel's code is publicly accessible on GitHub, enhancing transparency and trust within the bitcoin community.