CARPOL proyect2 The app allow them write and public their own content to others. Its ones can correct the spilling and grammar form each other’s. But what are the central power of this app? It filters by topics. People have tools where they can speak, video call or write to others however a lot of time it is necessary another motivation, they speak when they likes the topic or the thematic of the chat-conversation. They speak and talk when they are in a comfortable conversation and they know very well the theme. Without this facts is difficult to let people speak with other that they don’t now so much and can judge they languages skills. We want to create a comfortable space where the users can improve their language skills while communicating each others. Our more important keys are: Propose funnies and interesting topic for motivate the user speak its foreign language or languages with other. When the user ask for a connection with others, it start by selecting wich topic they are interesting in, and also have to select the language, level and rang age. Ones the user do it, the App will find someone that comply with the requirements. We call it a match, the connection of two users looking for the same, in the same time, on the same subject.