Binary Viewer is a free windows utility allowing you to open and view any file located on your computer regardless of format file was saved. It can display data in decimal, octal, hexadecimal and text (ASCII or Unicode) formats. Program supports Alternate Data Streams (ADS). It also provides functionality of searching within file, copy/paste/save file dump into the file or clipboard. Program has simple and intuitive user interface, supports large file sizes (up to 4GB), has very small memory footprint is very responsive and first of all is absolutely free. You can use it for: Analyzing internal format of binary files; Reverse engineering of programs and files saved in proprietary file format; checking contents of files not viewable by other means; Comparing/checking differences between binary files.