Hidden crypto exchange fees can quietly erode trader profitability through widened spreads, slippage, inflated withdrawal charges, and opaque currency conversion rates—costs rarely reflected in standard fee tables. Key Insights It is easy to trade as normal without thinking much about fees. However, these fees can quickly eat into capital as well as profits. These fees become a problem when traders believe that they are paying a certain amount but end up paying more
source: https://voiceofcrypto.online/voc-explained/are-hidden-crypto-exchange-fees-silently-draining-your-profits