Plagiarism Checker
Paste text for a similarity score against existing sources, scored per sentence. A hedged score, never a verdict.
A probabilistic similarity estimate, not proof of copying.
What you get
Plagiarism Checker, done right
Instant
Your result lands as fast as the page. No spinner, no queue, no signup.
Private
Your text is deleted within 24 hours. Never sold, never used for training.
Free to start
Run it free, 5 times a day. Upgrade only when you need more, and cancel in one click.
All in one place
Clever Checker is a whole writing toolkit. See every tool.
How it works
Three steps
Paste your textType or paste it into the box above. Nothing is stored until you run it.
Run the plagiarism checkerOne click. The result lands instantly, no account needed.
Read and reuseCopy the result, run another, or move on to the next tool from your result page.
Next step
FAQ
Straight answers
Is the Plagiarism Checker free?
Yes. You can run it free, up to 5 times a day, with no signup. The paid trial lifts the limit and unlocks batch checking.
Is my text private?
Your text is deleted within 24 hours, never sold, and never used to train anything. We store it only long enough to show your result.
Do I need an account?
No. Every tool works without one. Sign in only if you want to save your work and manage a subscription across devices.