SpellTree is a free app developed by EnAble India with a mission to empower disabled people. It is a handy tool specially designed for people with visual impairment as well as physical impairment. Users can improve their english and can develop dictionaries of the words that they misspell.
Two modes of learning are available 'Read mode' and 'Test mode'.
It is a handy tool using which students can improve their english & learn spellings of words.