Alternatives to Turnitin for all platforms with Free or Open Source License




Web / Online


Other Platforms

  • Plagtracker icon


    The best FREE plagiarism checker. Check your paper online! The most accurate results, easy and usable report

    Freemium Web / Cloud

  • PaperRater icon


    Grammar & Spelling Check; Free Online Proofreading; No Downloads...Allows you to find those pesky mistakes and correct them before...

    Freemium Web / Cloud

  • plagramme icon


    Professional plagiarism checker that reviews over 14 trillion web pages, articles, books, and periodicals to help you detect possible...

    Freemium Web / Cloud

  • Viper icon


    Viper is the plagiarism checker of choice! It scans over 10 billion resources, has an easy-to-use interface and highlights areas of...

    Free Windows Web / Cloud

  • icon

    Easy to use! No Downloads! Excellent Plagiarism Detecting Technology. Noplag - Check Your Paper Online and Detect Plagiarism.

    Freemium Web / Cloud

  • Plagiarisma icon


    Plagiarisma.Net is a free online plagiarism checker and duplicate content finder. Check your txt,html,rtf,doc,odt,docx,pdf files.

    Freemium Windows Web / Cloud Android Blackberry Chrome Firefox

  • PlagControl icon

    PlagControl provides a reliable plagiarism detection for students that helps you avoid any type of plagiarism in your papers....

    Free Personal Web / Cloud

  • Copyscape icon


    Copyscape is a free plagiarism checker. The software lets you detect duplicate content and check if your articles are original.

    Freemium Web / Cloud

  • AntiPlagiarist

    AntiPlagiarist checks multiple documents for plagiarism. PDF, Plain text, HTML files, and numerous word-processing formats are...

    Freemium Windows

  • HelioBLAST icon


    HelioBLAST text similarity engine finds text records that are similar to the submitted query. HelioBLAST uses our super-fast search...

    Free Web / Cloud