Are All Chats Suitable for Learning Purposes? A Study of the Required Characteristics

The Chat is being used for more than one decade in learning environments as a useful Computer Supported Collaborative Learning (CSCL)Tool. However, nowadays some students still usually face accessibility barriers when using Chats and, as a result, they cannot learn in the same way as their classmates. Thus, some of the equality principles of education are not accomplished. This paper shows a study of chat's characteristics and analyzes if commercial Chats with general purposes can be used for learning environments in an accessible way. This study has been carried out from the point of view of the Universal Design for Learning (UDL) guidelines 2.0. The study analyzes fifteen commercial chats (desktop, mobile and web chats) and provides some recommendations in order to improve the accessibility of chats in learning environments.