iHex is a utility designed for Mac users who wish to have access to detailed information regarding their documents. This program also enables you to view, edit, and analyze hexadecimal data on your computer, supports large documents, and helps you calculate and verify the checksum for your files.
After you import the document you wish to analyze, the application gives you access to a wide range of text options, view modes (for example, add Line Numbers, Hexadecimal, etc. to main window), and text encoding methods (ASCII, ISO-Latin 1, UTF-16 Big, etc.). You can add bookmarks to the text content, calculate checksum, and check the detailed file information.
Another important advantage is that the application also supports a wide variety of checksum formats, such as MD5, SHA384, SHA512, ADLER32, CRC32, and many others.
This program might prove to be of good use if you need to check the integrity of a document. With its help, you can make sure the file you received is the same as the original document and not an altered version of it.
In conclusion, you should give this utility a try if you need it for the aforementioned task. iHex is simple to handle, provides you with accurate file information, and is free.