Wikis are useful to language learners for the following features:

• they can write from anywhere at any time;
• they can make changes to their writing;
• they have an archive of their writing;
• they can make and receive comments;
• they have a record of comments from the teacher and from peers;
• they can see the comments received by other students;
• other people can read their writing;
• they can read the work of other students. (Chetty, 2006)