Mobile Wallets Groestlcoin Groestlcoin wallet is easy to use and reliable, while also being secure and fast. Its vision is de-centralization and zero trust. No central service is needed for Groestlcoin-related operations. This wallet is a good choice for non-technical people. Electrum-GRS Electrum-GRS's focus is speed and simplicity, with low resource usage. It uses remote servers that handle the most complicated parts of the Groestlcoin system, allowing you to recover your wallet from a secret phrase. Groestlcoin Sentinel Groestlcoin Sentinel is the easiest and fastest way to keep track of, and receive payments into, your offline cold storage or hardware Groestlcoin wallet. No private keys are ever requested or needed. You cannot spend with Groestlcoin Sentinel, you can only track balances and create new deposit addresses. GRS BlueWallet GRS Bluewallet is built with React Native and Electrum-GRS.