Knetbooks.com is a legit textbook rental platform. It has been in operation since 2009, helping students save money on textbooks. The website has received mixed reviews from users, with some praising its affordability and ease of use, while others have reported issues with delivery times and customer service. Overall, it has a rating of 4.0 stars on Sitejabber and 3.7 stars on Trustpilot, indicating that most customers are generally satisfied with their purchases.