Draftable Compare - Accurate comparisons of PDF, Word, Excel, PowerPoint files
DiffNow - DiffNow lets you compare text files, documents, binary files, and archives up to 1024KB in size.
Diff Checker - Diff Checker is a free online diff tool that quickly and easily gives you the text differences...
Text Comparator - Compare text from two distinct sources in order to see if they perfectly match or not each other!
Juxtapose - Helps storytellers compare two pieces of similar media
UltraCompare - UltraCompare is the name of an advanced level of file and folder comparison platform that is loaded with an advanced level of features and functions.