EyeVis is completely free! It can describe and answer questions about a user's surroundings, assist students with homework and studying, and read signs and long documents.

EyeVis seeks to make meaningful partnerships with organizations for the blind, for aid in distribution and testing
User Reviews
“The app, it’s very user friendly. I would definitely use it often, especially if I’m in an unfamiliar view. The ask a question feature also works perfectly!”
"I found the ask a question feature, just fascinating... I've never seen any other app do that, and it's really useful!"
"I can ask it if, when I'm given a food, it has anything I'm allergic to, which is really helpful!"