1inch shops around various exchanges to find the best rates for whatever swap you want to make. Depending on what currency pair you are trading, it may give you better rates than many of the major exchanges. It may also split the swap across more than one exchange if that gives you a better deal.

Plus, if you aren’t happy with the prices you see, you can set a limit order. This lets you input the price you want to pay, and the trade will only go through if the currency reaches that rate.