TurnItIn is a tool integrated into Canvas that contains many options for submission. Through TurnItIn, instructors are able to check for authenticity, or plagiarism, as well as keep student submissions organized.
TurnItIn has been integrated into Canvas and you can find instructions about how to use Canvas with TurnItIn by going to the Set up TurnItIn in Canvas page.
File Size Limit
Files over 20MB or containing more than 400 pages will not upload.