Lydia Watch - Pay for things with one tap on your Apple Watch
MetaMask.io - A crypto wallet & gateway to blockchain apps
intoDNS - IntoDNS checks the health and configuration and provides DNS report and mail servers report.
Trust Wallet - Trust - Ethereum Wallet
Dnsstuff - DNSstuff offers DNS tools, Network tools, Email tools, DNS reporting and IP information gathering.
MyEtherWallet - MyEtherWallet is a free, open-source, client-side interface.