Rabby, a Metamask alternative and a better DeFi wallet has now added the SmartBCH support in it's service. Debank is behind the team of the rabby development. And that means it's future is in secure hands. We have got one more option and also lot better way to handle the SmartBCH tokens. They also had the security audits (2nd so far), which goes to show that the wallet is pretty much secure. Check out the Rabby wallet: https://rabby.io/