There are many digitals wallet nowadays you can even create your own types of digital wallet are bitcoin wallet,roqqu wallets, luno wallets,trust wallet, coinbase wallet,block chain wallet, binace wallet. But I can say the exact one that is the safest among what I just mentioned because I would have told you to choose luno wallet but the charges are high and the exchange rate is another thing to talk about but while searching for the safest beware of fake site along.