Students
Check assignments, essays, and research papers before submitting them.
Check an assignment →Find out what isn't yours before someone else does.
Marginal checks a document against everything your team has ever submitted — flagging copy-paste instantly and paraphrased passages that word-matching tools miss entirely.
Four checks, one upload
Plagiarism Checker
Fingerprint matching catches copy-paste and lightly edited copying instantly.
AI Detection
A trained classifier flags text that reads as machine-generated, separate from the plagiarism check.
Similarity Report
Every flagged passage shown inline, next to the exact document it matches.
Originality Score
One plain number summarizing how much of the document is genuinely new.
Three steps, one report
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01
Paste or upload
Drop in a document or paste text directly — no formatting cleanup needed.
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02
We check two ways
Exact and near-exact copying is caught by fingerprint matching; reworded, paraphrased text is caught by semantic comparison.
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03
Read the margin notes
Every flagged passage is shown inline, next to the document it matches, with a plain originality score.
49 checks a month, included.
Extra checks are a top-up away — no surprise overage charges.
ONE WORKSPACE
Check originality and AI writing in one place.
Scan your content for matching sources, suspicious AI-generated patterns, and originality issues before you publish or submit.
DOCUMENT
8 pages
Research Paper — Climate Change
Climate change is one of the most significant environmental challenges facing modern society. Rising global temperatures have affected ecosystems across the world.
Scientists have documented changes in weather patterns, sea levels, and biodiversity over several decades.
Human activities remain a major contributor to the increase in greenhouse gas emissions. Understanding these changes is essential for developing effective solutions.
DETAILED REPORTS
See exactly what needs your attention.
Don't just receive a percentage. Get a clear breakdown of matches, sources, AI signals, and the sections that deserve another look.
01
Find matching content
Identify passages that closely resemble existing sources.
02
Review AI signals
See which parts of your writing show patterns associated with AI-generated text.
03
Understand every result
Review evidence and context instead of relying on a single score.
ORIGINALITY REPORT
essay-final.pdf
COMPLETE
86%
Originality
Plagiarism
14%
AI probability
22%
Source match detected
academicjournal.example
7%
Similar wording
researcharchive.example
4%
Original content
No significant match
86%
Modern research requires careful evaluation of source material and clear attribution.
Researchers should distinguish their own conclusions from information gathered from external sources.
BUILT FOR MODERN WRITING
One checker. Different workflows.
Whether you're submitting an assignment, publishing an article, or reviewing content for a team, keep originality checks in your workflow.
Writers & creators
Review articles and long-form content for originality before publishing.
Check your content →Teams & publishers
Add an extra originality review before content reaches your audience.
Explore team workflows →
READY TO CHECK?
Know what's original
Know what's original
before you hit publish.
Scan your first document and see your originality report in minutes.