Boxoft CHM to Flipbook - Version 1.4 Boxoft CHM to Flipbook is an unique software designed to convert Window help files (CHM files) to flip book with stunning page-flipping effects. It is quite easy for you to convert the CHM to vivid flip book. Pre-designed templates and themes are available to you. It also provides you with three kinds of flexible outputting formats and allows you to import original bookmark and links. With Boxoft CHM to Flipbook, flip book conversion could not be a problem.