iReadWrite
iReadWrite makes reading easier and ensures accurate writing as you use your iPad for school, work, or leisure. This reading and writing app runs directly on the iPad with no WiFi or 3G access necessary. It includes support features that benefit struggling readers and writers of all ages, especially those with dyslexia, dysgraphia, or other learning difficulties. Support features include: text-to-speech, word prediction, phonetic spell checker, homophone and confusables checker; dictionary; picture dictionary; customizable background and text colors; choice of voices and fonts, and importing and sharing documents.
For an overview of iReadWrite, watch the video below:
Requirements: Compatible with iPad. Requires iOS 6.0 or later.