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Plagiarism Checker & Citation Assistant

The #1 Plagiarism Checker

Trusted by over 2 million students, teachers, and professionals worldwide

“This was a life-saver! Last thing I wanted to do after my paper is hunt down all the sources I lost track of”

- Laura

Boulder, CO

“Quetext makes it so simple to improve student accountability and promote ethical writing practices. Internet plagiarism is too common, and this helps me get ahead of it.”

- Carl

Charleston, SC
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DeepSearch

DeepSearch is the most advanced plagiarism checker available. Learn more

Multiple File Upload

Upload up to 5 files at a time to check papers simultaneously. Supports PDF, Microsoft Word, and plain-text file types.

Plagiarism Checker (unlimited!)

Other services charge for each check, but we give you total freedom to use the plagiarism checker as much as you need! Your results automatically get saved as an interactive report that you can view, export, or delete within your account.

Increased Word Limit

PRO users can search up to 25,000 words at a time (thats 50 pages!)

PDF Reports

Export your report in an easy to read PDF with 1 click!

Exclude Sources

Easily exclude any sources you don't want to show up in your results. Enter any URL, and the plagiarism checker will ignore them for future searches.