Importantly, Scribbr was far more successful than other tools at detecting plagiarism in heavily edited texts, showing it has no trouble with paraphrasing plagiarism. It performed particularly well with source types relevant to students, such as journal articles and dissertations. Scribbr’s checker, developed in partnership with Turnitin, heavily outperformed all free and paid tools in terms of the amount of plagiarism detected: 95% vs. There’s no word limit, so you can upload as big a document as you want. To view the full report, you need to buy the premium version, which costs between $19.95 and $39.95 depending on the word count. Scribbr offers a limited free version that’s perfect for checking if your paper contains potential plagiarism. You need to go premium to find out your precise similarity score and view the entire report.Self-Plagiarism Checker feature allows you to check for self-plagiarism.Money-back happiness guarantee, with live support available.Detects plagiarism even in edited texts.Finds far more plagiarism than other tools.

Sometimes not downloadable, not very readableĬlear report with different sources color-coded, clickable text, downloadable

Live support, happiness guarantee, smooth interface Often misleading: only a trial, or not free at allĭata not sold, stored, or shared documents automatically deleted We found that free tools were frequently misleading in their advertising and that they were lacking in many ways compared to paid ones. Read more about the research methodology General conclusions: Free vs.

The depth and breadth of the content databases (whether it only covered big websites or also journal articles).

The reliability of plagiarism software, even when texts are edited to varying degrees.

The plagiarism tools in this research are tested using 4 test documents, ranging from unedited to heavily edited.Įach test document consisted of plagiarized sections from 180 sources like Wikipedia articles, news articles, open-access journal articles, small and big websites, theses and dissertations, and PDFs.

Frequently asked questions about plagiarism checkers.

Best free plagiarism checkers in 2022 Plagiarism checker With a 95% plagiarism detection rate, Scribbr’s free plagiarism checker proved to be the most reliable.

To find the best free plagiarism checker in 2022, we extensively tested and reviewed all popular tools to answer questions like, “How much plagiarism can they detect?” and “Are they actually free?” ConclusionAcross several test documents featuring 180 sample texts, the average plagiarism percentage detected is only 21% for entirely free tools and 41% for freemium tools. Try for free 12 Best Free Plagiarism Checkers in 2022 | Tested & Reviewed

Free online check writer