Do an online comparison using top search engines like Google, Bing and Yahoo. Plagiarists seem to put their confidence in the immense expanse of the Internet, hoping that their content theft will never be discovered. With the constant crawling of web pages, however, nearly all material gets indexed. Simply type any phrase or passage you want to check, enclosing it in quotes, and see if there's a match.
Use a free online grading tool like PaperRater. This is a free website for students to help improve their research papers, essays and reports before submitting them. Educators will find it useful as a grading assistant. In addition to examining documents for spelling and grammatical errors, this tool can be used to check for duplicate content.
Use a free online plagiarism checker like Plagium. Track duplicate content by typing or copying your original text into a search box. You can include up to 25,000 characters. While Plagium is free and unlimited, it requests optional donations through PayPal.
Invest money in cutting-edge technology to help with your plagiarism detection. Paid online content verification systems like iThenticate and Copyscape can be purchased. While Copyscape is more of a consumer-oriented service, iThenticate is widely employed by various industries, such as publishing and media.
Set up a paid account with Turnitin, if you are an educator or a student. Educators benefit from this website's powerful originality checking, online grading and peer review tools. Students enjoy Turnitin's WriteCheck program, which can be used to check their work for duplicate material and improper citations.