Best Plagiarism Checkers 2026

Updated March 2026

Compare 7 plagiarism detection tools. Turnitin, Copyscape, TextShift, and more compared on database size, accuracy, and pricing.

ToolDatabase SizeFree TierPriceBest ForRating
Turnitin99B+ pagesInstitutionalUniversities9.2/10
CopyscapeEntire web✓ Basic$0.03/searchWeb content8.8/10
TextShift10B+ pages✓ 5K words$9.99/moAll-in-one9.0/10
Quetext35B+ pages✓ 500 words$14.99/moStudents8.2/10
Scribbr91B+ pages$19.95/checkAcademic8.5/10
Grammarly16B+ pages$12/moWriters8.0/10
PlagScan30B+ pages✓ Trial$5.99/moEducation7.8/10

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