Here is another hardware wallet that lets you store your cryptos securely. The Prokey Optimum has a 100% web-based interface to manage your assets but you won’t need to install any apps. It works with Windows, Linux, MacOS, and Android.
You can use this wallet to store Ripple, Bitcoin, Ethereum, and ERC-20 tokens. Your seed is encrypted and offline for your protection. The device measures 41 x 50mm, weighing only 16.7g. You can find out more about it here.