CypherGuard PDF Viewer is an Android application that enables users to view encrypted PDF documents. With this app, users can view both regular PDFs and those protected by CypherGuard's encryption technology. The app is free to download and use.

One important feature of this app is that it provides secure viewing of PDF files. Even if the user has the content file (.cpd) of CypherGuard PDF, they cannot view it if the distributor hasn't authorized its viewing on Android devices. Additionally, the app does not support printing files or taking screenshots to ensure content protection. Overall, CypherGuard PDF Viewer is a great tool for individuals and businesses who need secure PDF viewing on their Android devices.