Sumatra PDF - easy image viewer PDF, DjVu, XPS, CBR, CBZ-files. The program works fast, has a very simple design, does not load the system can be run from external USB-card. The minimalist design of the program is more than compensated by its very brisk work that distinguishes Sumatra PDF from the same Adobe Reader. This version improves handling of documents added to the settings dialog, improved handling of Unicode, added the ability to not record the history of viewed files, improved support for SyncTeX, introduced a new icon for the PDF-files, and bug fixes. The main priority and the benefit of the program is its simplicity and high performance. It remains to add that in addition to other advantages of Sumatra PDF is also completely free and distributed, including, and based on open source