As long as you have full control, its okay, you can also use hardware wallet if you have funds to buy one, but for now if its not that big of an amount trust wallet is also okay, but try to invest for hardware wallet if its getting bigger, since what other says and also since i have hardware wallet its way better.
Control is the most important thing that you need when trying to store your bitcoins and the problem with hardware wallet is not everyone can afford it. Whales use hardware wallet because the safety of their assets is their priority you won’t see any whale keeping their funds in an exchange because they know the dangers that it comes with starting from security what if the exchange go bankrupt it will affect you so many reasons you should not keep your money in an exchange and their are other wallets that are safe as far as you don’t give out the deed phrase to anyone what ever wallet you might be using, make sure the seed phrase is kept safe that is all that matters as far as you are not keeping your money in an exchange am okay with that. Some people are still finding it hard to know the importance of seed phrase.