FEATURES: Simple user interface Full screen support Click screen edge to turn page just like iBooks(need to turn on) Automatic open latest file Automatic turn to latest viewed page Customizable text size Navigate through Table of Contents support Navigate through Index support Delete file support Customizable text encoding if failed to auto detect File management with iTunes File Sharing http://itunes.apple.com/us/app/chm-hd/id456886258?ls=1&mt=8