Free Plagiarism & AI Checker for Nepal Students

Most Nepali campuses now run submissions through Turnitin, and colleges treat a high similarity score as a misconduct question, not a formatting issue. The uncomfortable part is that students usually see the score only after submitting. This checker lets you look first: paste a draft, and it samples sentences against the public web for exact matches and estimates how AI-written the text reads.

It is free, needs no signup, and nothing you paste is stored — the text is checked in memory and discarded. Read the results as a prompt to review your work, not as a verdict: no free tool sees Turnitin's private database, and AI scores are statistical estimates that can misjudge careful human writing.

How to use it

  1. Paste up to 1,000 words of your draft into the box — a section at a time works best.
  2. Press "Check my text" and wait a few seconds while sentences are sampled against the web and the AI model runs.
  3. Read the two scores: web match (how many sampled sentences appear verbatim online) and AI-writing likelihood.
  4. Open any listed source, compare it with your sentence, and rewrite or cite properly where needed.
  5. Re-check after revising. Two free checks per day keep the shared quota fair for everyone.

What the two scores mean

The web-match score is the percentage of sampled sentences that appear word-for-word on a public web page. A low number means no copied sentences were found in the sample — reassuring, but not proof of originality, because no free tool can search Turnitin's private database of past student submissions.

The AI-likelihood score comes from an open detection model. These models measure how predictable the wording is, and they are known to flag fluent, formula-careful human writing — including writing by non-native English speakers. Treat a high score as "reread this section and make it sound like you", not as an accusation.

Is this the same as Turnitin?

No, and any free tool claiming Turnitin-level checking is overstating it. Turnitin is licensed by institutions — Tribhuvan University, Kathmandu University and most private colleges in Nepal run it centrally — and its strength is a private corpus of past submissions and journals that no public tool can query.

What this checker does is the honest free version: exact-phrase matching against the public web, which is where most accidental plagiarism actually comes from (notes pasted from websites, over-close paraphrasing of a source). Catching those before submission removes the most common cause of a bad Turnitin score, even though it cannot preview the score itself. Assignment Nepal is not affiliated with Turnitin.

Fixing a high similarity score

Open each flagged source and compare sentence by sentence. If you used the idea, cite it — a properly cited paraphrase is scholarship, not misconduct. Then rewrite flagged sentences from your own understanding: change the structure and the examples, not just the synonyms, because Turnitin-style matching catches synonym-swapping easily.

Direct quotations are legitimate when they are genuinely quoted — quotation marks, citation, and sparing use. If a whole paragraph needs to stay close to the source, that is a sign the paragraph should be a quotation with commentary, or cut.

Writing that reads as yours

The safest protection against both flags is process: draft from your notes rather than from an open browser tab, and explain concepts the way you would to a classmate before polishing. Text built that way rarely matches the web and rarely reads as machine-made, because your specific examples and phrasing habits are in it.

If you used AI tools while drafting, check your college's policy — Nepali institutions are still writing these rules, and the acceptable-use line differs by department. Where AI assistance is permitted, it is for brainstorming and feedback; the submitted words and the argument still have to be yours.

Frequently asked questions

Is this plagiarism checker really free?

Yes. No signup and no payment. Because it runs on free-tier search quota, each visitor gets a small number of checks per day so the tool stays free for everyone.

Will it show the same score as my college's Turnitin?

No. Turnitin checks a private database of past submissions and journals that no public tool can access. This checker searches the public web for matching sentences — useful for catching copied or over-close text before submission, but it cannot preview a Turnitin score.

Is my text stored or used to train AI?

No. Your text is held in memory only while the check runs and is then discarded. It is never saved, logged, or used for training.

The AI detector flagged my own writing. Why?

AI detectors are statistical guesses and are known to flag fluent human writing, especially from non-native English writers whose phrasing is careful and regular. A high score is a prompt to make the text more specifically yours — concrete examples, your own structure — not proof of anything.

How much text can I check at once?

Up to 1,000 words per check. For a full thesis, check chapter by chapter — smaller sections also give more precise results.

Does it work for Nepali-language text?

The web-match check works best on English text, since most indexed sources are in English. Nepali-language checking is limited for now; the word counter on this site handles Devanagari fully if you need counts for Nepali text.

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