Plagiarism Checker 100% Free

Plagiarism Checker

Paste (Ctrl + V) your article below then click Check for Plagiarism!

Image Verification *

Check for Plagiarism

Maximum 1500 words limit per search.

Total Words: 0

Checking...

About Plagiarism Checker

Ensure Your Writing is 100% Original with Our Free Plagiarism Checker

In all forms of writing, originality is paramount. Whether you are a student in Colombo submitting an academic essay, a blogger publishing a new article, or a professional creating a business report, your work must be your own. Unintentional plagiarism is a common risk in the digital age; with so much information at our fingertips, it's easy for a phrase or sentence from a source to make its way into our writing by mistake, which can have serious consequences.

The Plagiarism Checker at ToolSeel.Com is your essential tool for ensuring the integrity of your work. At 3:45 PM on Tuesday, September 2, 2025, we offer a fast, reliable, and easy-to-use utility that helps you check your writing for any instances of duplicate content. Simply paste your text into our tool, and it will scan a vast database of online sources to identify any non-original passages, giving you the peace of mind that your work is unique.

Why You Should Check Your Work for Plagiarism

Using our Plagiarism Checker is a critical final step for any writer who values their reputation and the quality of their work.

Protect Your Academic Integrity: Before submitting an essay or research paper, run it through our checker to ensure you haven't accidentally included un-cited text from your sources.
Safeguard Your Professional Reputation: For content creators and business writers, publishing unique content is fundamental to building trust and authority with your audience.
Boost Your Website's SEO: Search engines like Google prioritize original content. Our checker helps you ensure your web pages are unique, which is essential for good search rankings.
Identify Citation Opportunities: The tool can highlight passages that are too close to an original source, reminding you where you may need to add a proper citation or quotation marks.

Don't let accidental mistakes compromise your hard work. Write with confidence and uphold the highest standards of integrity. Use the fast, free, and thorough Plagiarism Checker at ToolSeel.Com before you publish or submit.

Plagiarism Checker Key Features

Free Plagiarism Check

Paste your text to check it for duplicate content against billions of sources.

Originality Score

Get a simple percentage score to quickly see how unique your content is.

Highlights Matched Text

Any text that matches an online source is clearly highlighted for you.

Shows Matched Sources

We provide a list of the original sources for any matching text found.

For Students & Writers

A perfect tool for students, teachers, bloggers, and content writers.

Secure & Confidential

Your text is always private. We never save or publish your content.

Plagiarism Checker FAQs

A Plagiarism Checker is a tool that helps ensure your writing is original. It scans the text you provide and compares it against billions of online sources to find instances of duplicate content, helping you avoid accidental plagiarism before you publish or submit.

Simply paste your text into the designated area or upload a document from your computer. Click the 'Check for Plagiarism' button to begin the scan. The tool will then provide a report highlighting any sentences that match existing online content.

Checking for plagiarism is essential for maintaining academic and professional integrity. It helps students submit original work and allows writers and businesses to publish content they know is unique, which builds trust with their audience and protects their reputation.

A 'matched source' is a webpage where our tool found text identical to a passage in your document. The tool provides a link to this source so you can review it and decide if you need to rephrase your sentence or add a proper citation.

No. For your confidentiality, the text you submit is used only for the one-time check. Your document is never added to any database or sold to third parties. The content of your work remains secure and is deleted from our system after the scan.