Wealthsimple Invest has a fee of 0.5% per year; the fee is calculated daily based on your portfolio market value and applied monthly. If your portfolio value is over 100K CAD, the fee goes down to 0.4%.
Wealthsimple Trade has a $0 commission, which means you do not have to pay anything for trading using their app. However, they do have a small 1.5% fee that applies to currency exchange when you want to trade USD stocks or ETFs.
Wealthsimple Cash is a free hybrid (between savings and checking) account that pays 1% interest on your savings as well as 1% back in stock, crypto, or cash when you pay with your Wealthsimple Card.