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Top 29 Plagiarism Checker Software SaaS Companies in May 2026

As of May 2026, there are 29 SaaS companies in Plagiarism Checker Software. They have combined revenues of $288.8M and employ 2.5K people. They have raised - and serve - customers combined.

Plagiarism Checker Software is designed to identify instances of plagiarism within text documents by comparing submissions against various databases and online resources. This software is widely used within educational institutions, publishing houses, and businesses that require the verification of original content. Typical features include text comparison algorithms, reports detailing matched content, and tools for citation assistance to help users maintain academic integrity and ensure proper attribution of sources. These tools are essential for educators to uphold standards of academic honesty, allowing them to detect potential cheating as well as unintentional plagiarism. In publishing, they assist in maintaining originality while evaluating manuscripts. Common users of this software include teachers, students, academic institutions, publishers, and content creators seeking to verify the originality of their work, thus preventing legal and reputational risks associated with plagiarism.

Companies
29
Revenue
$288.8M
Funding
-
Employees
2.5K

Filters

Sorting: Highest -> Lowest

Filters
Revenue
All<$1M$1M-$5M$5M-$10M$10M-$100M$100M+
Funding (Locked)Growth (Locked)Team-Size (Locked)

Top Plagiarism Checker Software Companies

Showing 10 of 1 companies ranked by annual revenue.

1
Turnitin

Oakland, California, United States

Turnitin is a global company dedicated to ensuring the integrity of education and meaningfully improving learning outcomes. For 25 years, Turnitin has partnered with educational institutions to promote honesty, consistency, and fairness across all subject areas and assessment types. Turnitin products are used by educational institutions and certification and licensing programs to uphold integrity and increase learning performance, and by students and professionals to do their best, original work. Turnitin has offices in Australia, Germany, India, Japan, South Korea, Mexico, the Netherlands, Sweden, The United Arab Emirates, the United Kingdom, and the United States. Over 16,000 academic institutions, publishers, and corporations use Turnitin services: Gradescope by Turnitin, iThenticate, Turnitin Feedback Studio, Turnitin Originality, Turnitin Similarity, ExamSoft by Turnitin, ProctorExam, and Ouriginal.

Revenue
$105.1M
Customers
-
Year founded
1996
Funding
-
Team size
955
Growth
-

Inclusion Criteria

- The software must provide mechanisms for detecting copied or closely paraphrased content. - It should offer reports that detail both matched content and possible sources. - The solution must be suitable for use in academic settings, such as schools and universities. - It must support various document formats for upload and analysis. - Not just a basic text comparison tool; must also provide deeper analysis features like citation assistance or checking against multiple databases.