iThenticate vs StrikePlagiarism

IiThenticate9.0Visit StrikePlagiarism8.7Visit

Higher score I iThenticate #3 in Plagiarism Checkers 9.0/10 Paid ✓ 4 of 4 features Visit iThenticate

vs

StrikePlagiarism #6 in Plagiarism Checkers 8.7/10 Paid ✓ 4 of 4 features Try StrikePlagiarism

• iThenticate fits best

  Researchers and publishers needing private-repository checks

• StrikePlagiarism fits best

  Academic institutions needing broad, deep checking

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Side by side

Feature	IiThenticate 9.0/10 Visit ↗	StrikePlagiarism 8.7/10 Visit ↗
At a glance
Editor score	9.0	8.7
Ranking	#3 in Plagiarism Checkers	#6 in Plagiarism Checkers
Best for	Researchers and publishers needing private-repository checks	Academic institutions needing broad, deep checking
Pricing model	Paid	Paid
Starting price	$125 one-time	€2.33/unit usage-based
Free plan	—	—
Free trial	—	—
Deployment	Cloud	Cloud, Self-hosted
Platforms	Web	Web
Integrations	3 integrations	7 integrations
Features iThenticate 4/4 · StrikePlagiarism 4/4
Web source matching	✓	✓
Academic source matching	✓	✓
API access	✓	✓
LMS integration	✓	✓
Specs
Supported languages	Not checked yet	Not checked yet
Word limit	Not checked yet	Not checked yet
Report export formats	PDF	HTML, PDF
Our review
Pros	Checks internet, publication, Crossref, submitted-work, and private-repository content Provides multiple report views, highlighted matches, and PDF downloads Supports API, LTI, and SSO integrations for organizational accounts	Checks web, scholarly, academic, publisher, university, and partner sources Adds paraphrase, translated-text, manipulation, and AI-content detection Supports LMS integrations, assignment workflows, feedback, and REST API access
Cons	No free plan is available The lowest-priced option costs $125 one time Organization pricing is customized rather than published	Paid individual access is priced per token rather than per month Additional checking services may increase the final price Free-plan terms vary by region
Our verdict	iThenticate is a web-based similarity-checking product for scholarly publishers, research departments, institutions, authors, and researchers. It compares submitted manuscripts and other documents with internet pages, archived web content,… Read the review →	StrikePlagiarism is a web-based academic integrity system for universities, schools, publishers, researchers, and individual authors. Its core function is similarity checking across open internet sources, scientific journals, academic… Read the review →

Strengths and trade-offs

• iThenticate — where it wins

  • Checks internet, publication, Crossref, submitted-work, and private-repository content
  • Provides multiple report views, highlighted matches, and PDF downloads
  • Supports API, LTI, and SSO integrations for organizational accounts

  Where it doesn't

  • No free plan is available
  • The lowest-priced option costs $125 one time
  • Organization pricing is customized rather than published

• StrikePlagiarism — where it wins

  • Checks web, scholarly, academic, publisher, university, and partner sources
  • Adds paraphrase, translated-text, manipulation, and AI-content detection
  • Supports LMS integrations, assignment workflows, feedback, and REST API access

  Where it doesn't

  • Paid individual access is priced per token rather than per month
  • Additional checking services may increase the final price
  • Free-plan terms vary by region

• IiThenticate9.0/10 · Paid

  A paid similarity checker built for researchers, publishers, and private repositories.

  Visit iThenticateFull verdict →
• StrikePlagiarism8.7/10 · Paid

  A broad academic checker with deep source coverage, workflow tools, and API access.

  Try StrikePlagiarismFull verdict →