Go beyond advanced plagiarism checking Unleash the full potential of our plagiarism checker and enjoy free access to Scribbr’s AI Detector and AI Proofreader with a premium plagiarism check. Plagiarism Percentage Get a precise similarity score and easily review similarities for potential plagiarism. Detect AI-generated content, like ChatGPT, Copilot and Gemini. Polish your text with advanced spelling corrections and writing suggestions. Self-plagiarism check Upload and compare to private documents to catch self-plagiarism. Rely on the most accurate plagiarism checker of 2024 Scribbr’s plagiarism checker detects plagiarism more accurately than other plagiarism detection tools—particularly when texts are heavily edited. This makes it the go-to plagiarism checker for students in the UK. See test results Find out if your writing contains potential plagiarism Scribbr’s free plagiarism checker alerts you if your writing matches content in our databases, helping you determine if you’ll benefit from upgrading to the Premium report. View your top 5 matching sources The Sources Overview shows you the top five sources that match your writing. It’s important to cite these sources if you quoted or paraphrased from them. Identify spelling and grammar issues in your document In addition to checking for plagiarism, powerful AI software scans your English text for spelling and grammar issues. The free check gives an overview of the issues per category. Check if your text includes AI-generated content The free check also analyses your text and provides a score of how likely your text is generated or refined using AI tools like ChatGPT. Submit your paper with confidence, knowing it’s free of plagiarism Make your writing plagiarism-free with the premium plagiarism checker Get a precise similarity percentage The premium plagiarism checker provides you with an accurate similarity score that tells you what percentage of your paper is not original. Review highlighted text snippets for missing citations Similarities in your document are highlighted for quick and easy reviewing. Each color corresponds to a source in the Sources Overview. Easily cite the highlighted text snippets We integrated our beloved citation generator to make it easier to cite the highlighted text. You can choose between APA, MLA and Chicago styles. Compare your writing to the original text side by side Use the comparison feature to see how similar your writing is to the original without leaving the plagiarism checker report. Check for self-plagiarism by uploading previous assignments Upload previous assignments or a classmate’s paper to catch (self-)plagiarism that is otherwise difficult to detect by regular plagiarism checkers. Review your spelling and grammar corrections in Word Writing issues are corrected automatically when you upload a Word document. To review the corrections, you can download a Word document with Track Changes. See which fragments appear AI-generated Easily review flagged AI-generated sections of your text. You can recheck it unlimited times. Price per document Prices are per check, not a subscription Volume pricing available for institutions. Get in touch. Institutions interested in buying more than 50 plagiarism checks can request a discounted price. Please fill in the form below. Error: Contact form not found. Scribbr’s plagiarism checker is rated 4.9 out of 5 based on 15,537 reviews. Submissions will never be added to our content database. Therefore, no other plagiarism checker will see your text. Scribbr's plagiarism checker is perfect for you if you: Are a student writing an essay or paper Value the confidentiality of your submissions Prefer an accurate plagiarism checker Want to compare your work against publications Can benefit from an AI Detector This plagiarism checker is not for you if you: Are a copywriter, SEO, or business owner Need to check lots of documents for plagiarism The go-to plagiarism checker for students and academics University applicants Ace your personal statement for your university application. Compare your UCAS personal statement against billions of webpages, including other essays. Avoid having your personal statement flagged or rejected for accidental plagiarism. Make a great first impression on the admissions officer. Submit your assignments with confidence.

Detect plagiarism using software similar to what most universities and publishers use. Spot missing citations and improperly quoted or paraphrased content. Avoid grade penalties or academic probation resulting from accidental plagiarism. Take your journal submission to the next level. Compare your submission to millions of scholarly publications. Protect your reputation as a scholar. Get published by the journal of your choice. University applicants Ace your personal statement for your university application. Compare your UCAS personal statement against billions of webpages, including other essays. Avoid having your personal statement flagged or rejected for accidental plagiarism. Make a great first impression on the admissions officer. Submit your assignments with confidence. Detect plagiarism using software similar to what most universities and publishers use. Spot missing citations and improperly quoted or paraphrased content. Avoid grade penalties or academic probation resulting from accidental plagiarism. Take your journal submission to the next level. Compare your submission to millions of scholarly publications. Protect your reputation as a scholar. Get published by the journal of your choice. You don't need a plagiarism checker, right? You would never copy-and-paste someone else’s work, you’re great at paraphrasing, and you always keep a tidy list of your sources handy. But what about accidental plagiarism ? It’s more common than you think! Maybe you paraphrased a little too closely, or forgot that last citation or set of quotation marks. Even if you did it by accident, plagiarism is still a serious offense. You may fail your course, or be placed on academic probation. The risks just aren’t worth it. Scribbr & academic integrity Scribbr is committed to protecting academic integrity. Our plagiarism checker, AI Detector , APA Reference Generator, proofreading services , and free Knowledge Base content are designed to help educate and guide students in avoiding unintentional plagiarism. We make every effort to prevent our software from being used for fraudulent or manipulative purposes. Want to contact us directly? No problem. We are always here for you. Email info@scribbr.co.uk Frequently asked questions Extensive testing proves that Scribbr’s plagiarism checker is one of the most accurate plagiarism checkers on the market in 2024. The software detects everything from exact word matches to synonym swapping. It also has access to a full range of source types, including open- and restricted-access journal articles, theses and dissertations, websites, PDFs, and news articles. Scribbr uses advanced plagiarism detection technology similar to the software used by most universities and publishers in the UK, ensuring you receive the same or very similar results. The add-on AI detector is powered by Scribbr’s proprietary software and is capable of detecting texts generated by ChatGPT, Perplexity and other generative AI tools with high accuracy. Your document will be compared to the world’s largest and fastest-growing content database, containing over: 99.3 billion current and historical webpages. 8 million publications from more than 1,700 publishers such as Springer, IEEE, Elsevier, Wiley-Blackwell, and Taylor & Francis. At the moment we do not offer a monthly subscription for the Scribbr Plagiarism Checker. Plagiarism checks can be bought separately — prices depend on the size of your document. Your writing stays private. Your submissions to Scribbr are not published in any public database, so no other plagiarism checker (including those used by universities) will see them. The free report tells you if your text contains potential plagiarism and other writing issues. The premium report gives you the resources you need to review issues in detail and resolve them. Plagiarism risk assessment Top matching sources Grammar Checker Number of writing issues Precise similarity percentage Complete list of matching sources Document view to quickly review similarities Side-by-side comparison with the original text Upload private documents Grammar Checker Downloadable Word document with all your writing issues corrected using Track Changes Precise AI writing percentage Generating your (free or premium) plagiarism report takes between 1 and 10 minutes, depending on the document size. In that time, your document is compared to the world’s largest content database, with over 99 billion webpages and 8 million publications. Scribbr’s plagiarism checker offers complete support for 20 languages, including English, Spanish, German, Arabic, and Dutch. The add-on AI Detector is available for English, Spanish, German, French and Dutch texts. The complete list of supported languages: Scribbr uses similar plagiarism software to most universities in the UK, providing the same or very similar results. However, universities may check your work against private student paper databases, which Scribbr can’t access, possibly leading to small differences. To help, Scribbr offers a free Self-Plagiarism Checker add-on, allowing you to manually upload your source documents to ensure you haven’t accidentally plagiarized.