Now that you know, you should be careful when dealing with wallets that are not open source. You never know what they are hiding behind your back; maybe they are backing up your private keys and phrases in their database.

Check out the list of . Open source hardware wallet by dkbit98 so that you can choose any preferred one from there, but most of them don't support ERC-20 tokens and talk more about staking, so if you want to stake your coins as I have suggested, you can use Metamask, but desktop and online wallets are not secured to some extent because of phishing and other forms of malware penetration.