VSD Viewer is a simple and elegant app for iPhone and iPad that lets you view MS Visio documents.
It supports Microsoft Visio documents in binary VSD and xml VDX, VSDX formats and processes them directly on a device. VSD Viewer allows to open Visio drawings of any complexity, organize them, navigate multi-page documents, copy text and send documents to collaborators.
Using layers to organize related shapes on a drawing page is a one of the featured MS Visio capabilities. A layer is a named category of shapes. By assigning shapes to different layers, user can selectively view, print, color, and lock different categories of shapes.
VSD Viewer allows switching document's layers visibility to preview, multi layered drawings in different views, showing and hiding objects on layers.
In line with professional requirements, it allows to preview multi layered documents skipping hidden layers, change document view by switching layers visibly.
More about Visio Viewers by Nektony
Find VSD Viewer Mac on Mac AppStore
Find VSD Viewer for iPad on iTunes AppStore