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Head-to-head · Plagiarism Checkers

StrikePlagiarism vs SmallSEOTools Plagiarism Checker

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score StrikePlagiarism #6 in Plagiarism Checkers 8.7/10 Paid ✓ 4 of 4 features Try StrikePlagiarism

StrikePlagiarism leads on 0 checks, SmallSEOTools Plagiarism Checker on 1, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreStrikePlagiarism · 8.7/10
  • Free planonly SmallSEOTools Plagiarism Checker

StrikePlagiarism scores higher on our rubric for plagiarism checkers: 8.7 against 8.0 out of 10; our editors rank them #6 and #13.

SmallSEOTools Plagiarism Checker offers free plan; StrikePlagiarism doesn't.

StrikePlagiarism is the better fit for academic institutions needing broad, deep checking. SmallSEOTools Plagiarism Checker is the better fit for writers needing simple low-cost web checking.

  • StrikePlagiarism fits best

    Academic institutions needing broad, deep checking

  • SmallSEOTools Plagiarism Checker fits best

    Writers needing simple low-cost web checking

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Side by side

Feature StrikePlagiarism 8.7/10 Visit ↗ SmallSEOTools Plagiarism Checker 8.0/10 Visit ↗
At a glance
Editor score 8.7 8.0
Ranking #6 in Plagiarism Checkers #13 in Plagiarism Checkers
Best for Academic institutions needing broad, deep checking Writers needing simple low-cost web checking
Pricing model Paid Free plan + paid
Starting price €2.33/unit usage-based $94.08/yr
Free plan — ✓ (best)
Free trial — —
Deployment Cloud, Self-hosted Cloud
Platforms Web Web
Support Email, Phone, Tickets · 24/7 Email
Integrations 7 integrations 2 integrations
Built for Small business, Mid-market, Enterprise Solo, Small business, Enterprise
Features StrikePlagiarism 4/4 · SmallSEOTools Plagiarism Checker 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 1000 words
Report export formats HTML, PDF PDF, Word
Our review
Pros
  • 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
  • Checks web pages, academic papers, URLs, and paraphrased content
  • Provides matched source URLs plus downloadable PDF and Word reports
  • Offers WordPress, LMS, and API integrations alongside multilingual checking
Cons
  • 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
  • Free checks are limited to 1,000 words
  • The paid entry plan is limited to 30,000 words
  • The product's broad feature set may not suit heavy-volume checking
Our verdict

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 →

SmallSEOTools Plagiarism Checker is a web-based plagiarism checker for students, teachers, researchers, writers, bloggers, and marketers. It accepts pasted text, uploaded documents, and URLs, then compares content with online sources,…

Read the review →
  1. StrikePlagiarismPlagiarism Checkers 8.7Paid
  2. SmallSEOTools Plagiarism CheckerPlagiarism Checkers 8.0Free plan

Strengths and trade-offs

  • 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
  • SmallSEOTools Plagiarism Checker — where it wins

    • Checks web pages, academic papers, URLs, and paraphrased content
    • Provides matched source URLs plus downloadable PDF and Word reports
    • Offers WordPress, LMS, and API integrations alongside multilingual checking

    Where it doesn't

    • Free checks are limited to 1,000 words
    • The paid entry plan is limited to 30,000 words
    • The product's broad feature set may not suit heavy-volume checking

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update