Works with Windows XP, Windows 7, Windows8, Windows 8.1, and Windows 10
The Whissell Dictionary of Affect in Language is a (free) software for statistical analysis of words and blocks of text, by they way they 'feel'. It allows analysis of the unspoken aspects of speech, like connotations and prosody., and the way we use them says a lot about our mood and state of mind.
The Whissell Dictionary of Affect in language lets you measure the mood of the words.
Note: It works in txt format, either as text files or as text pasted into the software.