Most of the free tools will have a 1000 words limit- so chop the manuscript and check them.

smallsetools .com

searchenginereports .net

plagiarisma .net to name a few- there are many others!

Dear Dr. John Charles Rotondo,

List of Best Free Plagiarism Software:

01. Dupli Checker

02. Copyleaks

03. PaperRater

04. Plagiarisma

05. Plagiarism Checker

06. Plagium

07. PlagScan

08. PlagTracker

09. Quetext

10. Viper

11. Grammarly’s

12. Small Seo Tools

13. Edubirdie

14. Dustball

15. DMCA

16. Unicheck

17. WebConf's similar page checker

18. Urkund (It is free to download for use within schools and academic organisations that are subscribers of the URKUND system.)

List of Best Paid Plagiarism Software:

01. ithenticate

02. Turnitin

03. Whitesmoke

04. ProWritingAid

I hope the information will help you.

With Best Wishes,

Samir G. Pandya

Tnx guys!!