Which wallet would you say is the easiest to use ?
If you regularly participate in bounty and receive Token from ICO projects, using MEW (MyEtherWallet) is an excellent choice because this wallet is easy to use, supports all tokens, altcoins by ERC-20. And if you regularly participate in the signature campaign and be rewarded with BTC, the use of Coinbase, Blockchain wallets will be secure and easy to use at the present time.