Preferably after hearing so much hacking and closing of some web wallets many will surely take an interest with your bitcoin there is no such 100% secure wallets when it comes to web wallets if you want a secure one you can surely get a cold storage that is surely the most secure part to keep your bitcoin but OP is saying about the private keys or password that he can forget then don't use bitcoin and just convert all of your bitcoin to fiat, because you need a multiple account so you can not lose all of your earn bitcoin, maybe a portion of it but not all. but hey it is a coincidence that you can surely lost your bitcoin.