MyEtherWallet which is commonly known as MEW and it is a free open source tool for creating wallets that work with Ethereum platform. It helps to create new wallets in your web browser with the help of MEW but it is not an online wallet as the information and the funds are stored in your system and not on the MEW servers. It can store any standard crypto currencies like the Ether, Ethereum and all standard Ethereum tokens that are issued on the Ethereum platform. This website helps to add currencies to the wallet and also to make payments through this. Another major advantage of using this website is it is compatible with many popular hardware wallets and it also supports offline transactions. It is very easy to use and a user friendly website which has a complete documentations. It is safe and secure because it does not store your passwords and private keys of your wallet.