Binary Viewer Page

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.

Binary Viewer displays file contents in hexadecimal, octal, decimal and text formats, therefore letting you to peek into binary files, usually not viewable using standard Windows viewer/editors like Notepad.

New verison 2.0.9.918 was released Sep 18, 2009. Compared to previous major version 1.x it contains the following changes:

Completelty rewritten code in C#
Added support for ADS (Alternate Data Stream): viewing an mainpulation
Added search within open file
Added 'GoTo' functionality
More viewing formats (Unicode, and Big Endian Unicode)
More GUI customization functioanlity (selectable font, bytes per line displayed)
Optimization of extremally large file handling

Most likely you will use it to:

Analyze internal format of binary files
Reverse engineering of programs and files saved in proprietary file
Check content of files not viewable by other means
Compare/check differences between binary files
Create/manipulate files containing Alternate Data Streams

Main features of Binary Viewer program are:

Multiple display formats:
- hexadecimal
- octal
- decimal (1 o 2 bytes)
- text (ASCII)
- text (Unicode)
- text (Big Endian&nSupports large file sizes (up to 4GB files)
Handling of large file sizes (up to 4GB)
Alternate Data Streams (ADS) support
Simple and intuitive user interface
Two-column display for easy viewing same content in multiple formats
Provides flexible search functionality (search for binary sequence or search for text within file)
Allows selecting, copy and saving to the file
Has very small memory footprint (¹)
Is absolutely free (²)

(¹)Thanks to using memory mapped files, only small portion of viewed file is residing in RAM.

(²)NO ADWARE, NO SPYWARE, no hidden "features".

Binary Viewer - what is it?

About Binary Viewer

How does it look like?

If you want to learn more