TouchChat - Lite is a direct selection and symbolic communicator program designed for use by individuals with communication, cognitive, learning, developmental or speech disabilities, or autism. This application, or app, enables an Apple iPhone or iPod Touch to function as an alternative and augmentative communication (AAC) system for people who cannot speak or have difficulty speaking. TouchChat - Lite gives an individual the ability to navigate through page sets and create text messages. Page sets are linked pages, each of which is divided into a number of buttons. The buttons are programmed to have specific actions, such as speaking a message, navigating to a different page, changing the volume or clearing the display. Four page sets are included with the app: VocabPC in which vocabulary arranged as carrier phrases, interactive sentences, activity vocabulary and naming words; MultiChat 15 for school-aged individuals with emerging language skills includes multiple forms of communication such as sentences, phrases, individual words, recordings for story-telling and visual scenes as well as interactive play and reading pages and social pages; Spelling is a QWERTY keyboard page set with four word prediction buttons and a few pre-stored phrases; and Primary, a page set designed for children that contains vocabulary for home, school and general communication. TouchChat - Lite also allows the user to personalize existing pages and buttons, create pages, or even create personal page sets. The user can show the screen with the selected text on the top or tilt the device to make the message expand to fill the screen in large letters. COMPATIBILITY: For use with the Apple iPhone or iPod Touch. SYSTEM REQUIREMENTS: Apple iOS 4.0 or later.