LargeViewer 1.7 - Blueprint or large drawing view Posted 5/12/2011 at 23:43 UTC in iOS by gnye@amdesign.net | Permalink | Tweet LargeViewer 1.7 is designed to view 48 inch wide blueprints, detailed site layouts, or CAD drawings using an iPad, iPhone, or iPod touch and provides fast scrolling vertically and horizontally, with no tiling. It reads over 50 different image file formats, and features Dropbox connectivity.