Binary Viewer can display file contents in binary, hexadecimal, octal, decimal and text formats (multiple Encodings), therefore letting you to peek into binary files, usually not viewable when using standard Windows viewer/editors like Notepad, Word, Excel and others. It is a freeware binary viewing application that's powerful, comprehensive, advanced, straightforward and light on system resources.
Here are some screenshots to illustrate the features and user interface of this application: