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Apps with Plagiarism checker

4 apps

Top Plagiarism checker apps ranked by the community

  1. Grammarly checks spelling, grammar and punctuation as you write and suggests clearer, more concise phrasing. It works in browsers, desktop apps, Microsoft Office and on mobile through a keyboard, and includes generative AI for drafting and rewriting. Its core checks are designed for English. Paid plans add tone and style rewrites, a plagiarism checker and, for teams, shared style guides and brand tones.

    10 Grammarly alternatives

    Pros

    • Works in browsers, desktop apps, Microsoft Office and on mobile
    • Clear suggestions for grammar, clarity and conciseness
    • Shared style guides and brand tones for teams

    Cons

    • Core checks are designed for English only
    • Tone rewrites and the plagiarism checker need a paid plan
    • Text is processed in the cloud, which some companies restrict
    Cost / License
    FreemiumProprietary
  2. QuillBot is built around a paraphraser that rewrites sentences in several modes, such as fluent, formal or shorter, while keeping their meaning. The suite also includes a grammar checker, summarizer, translator, citation generator, AI detector and, on Premium, a plagiarism checker. It runs in the browser, as a Chrome extension, in Microsoft Word and as desktop apps, and is aimed at students and researchers.

    11 QuillBot alternatives

    Pros

    • Paraphraser with modes such as fluent, formal or shorter
    • Grammar checker, summarizer and citation generator included
    • Works in Chrome, Microsoft Word and desktop apps

    Cons

    • Free paraphraser limits text length and available modes
    • Plagiarism checker is only available on Premium
    • Heavy paraphrasing can blur the original meaning
    Cost / License
    FreemiumProprietary
  3. ProWritingAid is a grammar checker and style editor designed for long-form English writing, from business documents to novels. Alongside real-time corrections, it produces reports on readability, overused words, repetition, sentence length, pacing and dialogue, and offers AI rephrasing and critique. It works on the web, in desktop apps, in browsers and inside Word, Google Docs and Scrivener.

    7 ProWritingAid alternatives

    Pros

    • In-depth reports on readability, pacing, repetition and dialogue
    • Works inside Word, Google Docs and Scrivener
    • Well suited to long-form writing, including fiction

    Cons

    • The number of reports can feel overwhelming
    • Designed for English only
    • Free version limits how much text you can check
    Cost / License
    FreemiumProprietary
  4. Rytr

    Rytr is an AI writing assistant for short-form content such as emails, product descriptions, social posts, ads and blog sections. You pick a use case, a language and a tone, then refine the draft in its editor with rewrite, expand and shorten commands. It also offers custom tones based on your own writing, a plagiarism check and a Chrome extension, with a free plan limited by monthly characters.

    8 Rytr alternatives

    Pros

    • Wide range of short-form use cases, languages and tones
    • Rewrite, expand and shorten commands in the editor
    • Custom tones based on your own writing

    Cons

    • Free plan is capped by monthly characters
    • Less suited to long-form articles
    • Output can be generic without careful prompting
    Cost / License
    FreemiumProprietary