Head-to-head · Plagiarism Checkers
Plagiarism Checkers head-to-head
Pick any two of the 31 tools in our plagiarism checkers ranking, or start with the matchups between the top 8. Every comparison uses the same researched facts: editor score, price, free plan and the features that matter in this category.
- 31tools ranked
- 28top matchups
- 465possible pairs
- Oct 2026last re-check
Top matchups The top four, head-to-head
- Turnitin AI Writing Detection Crossref Similarity Check Turnitin AI Writing Detection leads on 0 of 5 checks, Crossref Similarity Check on 0, and 5 are even. Turnitin AI Writing Detection vs Crossref Similarity Check →
- Turnitin AI Writing Detection iThenticate Turnitin AI Writing Detection leads on 0 of 5 checks, iThenticate on 0, and 5 are even. Turnitin AI Writing Detection vs iThenticate →
- Crossref Similarity Check iThenticate Crossref Similarity Check leads on 0 of 5 checks, iThenticate on 0, and 5 are even. Crossref Similarity Check vs iThenticate →
- Turnitin AI Writing Detection Copyscape Turnitin AI Writing Detection leads on 0 of 5 checks, Copyscape on 1, and 4 are even. Free plan only on Copyscape Turnitin AI Writing Detection vs Copyscape →
- Crossref Similarity Check Copyscape Crossref Similarity Check leads on 0 of 4 checks, Copyscape on 1, and 3 are even. Free plan only on Copyscape Crossref Similarity Check vs Copyscape →
- iThenticate Copyscape iThenticate leads on 0 of 5 checks, Copyscape on 1, and 4 are even. Free plan only on Copyscape iThenticate vs Copyscape →
Every top-8 matchup 28 comparisons, grouped by tool
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- Turnitin AI Writing Detection vs Crossref Similarity Check9.2
- Turnitin AI Writing Detection vs iThenticate9.0
- Turnitin AI Writing Detection vs Copyscape8.9
- Turnitin AI Writing Detection vs MOSS8.8
- Turnitin AI Writing Detection vs StrikePlagiarism8.7
- Turnitin AI Writing Detection vs DrillBit8.6
- Turnitin AI Writing Detection vs PlagiarismCheck.org8.5
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- Crossref Similarity Check vs Turnitin AI Writing Detection9.4
- Crossref Similarity Check vs iThenticate9.0
- Crossref Similarity Check vs Copyscape8.9
- Crossref Similarity Check vs MOSS8.8
- Crossref Similarity Check vs StrikePlagiarism8.7
- Crossref Similarity Check vs DrillBit8.6
- Crossref Similarity Check vs PlagiarismCheck.org8.5
More head-to-heads
- StrikePlagiarism vs PlagiarismSearch
- iThenticate vs PlagiarismSearch
- iThenticate vs PlagAware
- Compilatio Magister+ vs PlagAware
- StrikePlagiarism vs SmallSEOTools Plagiarism Checker
- DrillBit vs Quetext AI Detector
- PlagiarismCheck.org vs Quetext AI Detector
- StrikePlagiarism vs Quetext AI Detector
- Turnitin AI Writing Detection vs Compilatio Magister+
- DrillBit vs PlagAware
- PlagiarismCheck.org vs PlagAware
- Turnitin AI Writing Detection vs Noplag
- PlagAware vs PlagiarismSearch
- Quetext AI Detector vs SmallSEOTools Plagiarism Checker
- iThenticate vs Quetext AI Detector
- Compilatio Magister+ vs PlagiarismSearch
- DrillBit vs PlagiarismSearch
- StrikePlagiarism vs PlagAware
- PlagiarismCheck.org vs PlagiarismSearch
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Compiled by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update










