Windows 10 "document frequency counter" downloads

Thunder Page
... finding and reviewing selected words or phrases in documents. It is useful for writers, researchers, recruiters and others who need to locate terms, check word frequency or compare a document with a target vocabulary. ...
Price: $49.00 / Trialware
myWordCount
... of words, characters, sentences, and paragraphs in your documents. This invaluable tool not only helps you meet word count requirements but also enables you to ...
Price: $14.95 / Shareware