Hi mate, Here the simple answer "Yes it make sense" you will pay Network + Platform Fees (Not all platform charging fees). Maybe in the futures you can read about fees before making any deposit or withdraw and checking the network Fees on Third Parties Website like https://www.blockchain.com/ (For Bitcoin), https://ethgasstation.info/ (For Ethereum). Beside that maybe using alternative coins like TRX, LTC and DOGE Will cost much lower transaction fee the last one in case you still didn't know, Use SegWit, Read more here; https://www.ledger.com/academy/difference-between-segwit-and-native-segwit