Is all cheap shoes fake

Not in every case, Kickers got great shoes on discount, which are as awesome as any high priced shoes.

Beyond that, you can also find much more cheap shoes on aliexpress, part of AliBaBa. Take this store for example ( aliexpress.com/store/1439088 ), also grandtrade.org is great. most of shoes are very cheap with good quality. If you don't care the brand, you can try it. This will save you lots of money.