blockchain.com for online web-based wallet
you can create the wallet in under 3 minutes, both required you nothing
unlike some other wallets, they have no minimum sending limit, customizable transaction fees
as current BTC and ETH network fees are high now
it's highly recommended you use Litecoin (LTC) or Solana (SOL) for low transaction fees (> $0.01) and fast confirms speed
some Wallets may have in-built crypto purchase
but usually would recommend you buy from other places
for recommendations please check below
Forum Exchange
if you do some research
you will be able to easily find people who do currency conversion on the forums
just remember only deal with people who have high reps