Banana Slicer is a project invented to solve the problem of banana slicing especially to banana fritter’s sellers. This idea obtained after looking at the process of cutting bananas in each of the banana fritter stalls visited. The problem identified that the banana need to be slice using a knife with only the palm of the hand as a base. This invites risk of several injuries such as accidentally slicing on the palm while slicing bananas and it takes time to slice a banana. With this invention, banana slicer is exclusively designed for sellers to overcome the problem.