Drumlin provides a unique, cost-effective, fast and highly secure PDF control and distribution system. It can be used by any organisation or individual with private or valuable documents. It includes a free PDF reader with built-in PDF military-strength encryption and decryption facilities and free PDF writer, together with a central Digital Rights Management (DRM) service.
The Drumlin software is free and easy to use. It is also truly secure, offering extensive document copy prevention and document security, unlike most other PDF reader solutions - secured documents cannot be copied from user to user or PC to PC and then opened or printed.
Drumlin has been designed for: professional publishers, self publishers, academics, market research companies, professional organisations, finance houses, legal firms, advertising agencies, governmental bodies - almost every organisation can make use of Drumlin.

PDF versions 1.0 to 1.6 (includes PDF revision 1.7, Acrobat 8)
Small footprint, fast display PDF and Digital Rights Managed (DRM) PDF reading
PDF feature support: standard pages, foreground and background watermarks, annotation display, form display (not filling), standard PDF password controlled security (RC4 and AES128bit), bookmarks tab, thumbnail view tab
Page display options: single page, single continuous, facing page, facing continuous, rotated pages plus Zoom in/out, fit page and fit page width, multiple document open with multiple window arrangement support plus full screen view option
Page numbering, navigation and 'Go to page' facilities plus range of additonal keyboard and right mouse click features
Text search - high speed search and highlighting of search results on the pages
Copying of screen text and clipboard copying - disabled by default, can be enabled. Is enabled by default for standard PDF files (non-secured). In-context menu support via right mouse click (if text copying permitted)

The license of this software is Freeware, you can free download and free use this desktop publishing software.