You can store Optimism in your digital wallet. When it comes to cryptocurrencies, digital wallets can be divided into 2 groups - Hot Wallets and Cold Wallets. Hot wallets include: desktop wallet mobile wallet online wallet Cold Wallets include: hardware wallet paper wallet You can also store OP on your own Bitcoin Store Wallet. The access and storage of cryptocurrency are free for all users who register on the Bitcoin Store Platform. On Bitcoin Store Wallet you can: store more than 130 cryptocurrencies deposit and store of funds in HRK or EUR