Plagiarism Checker Software List (July 2025)

ContentDetector.AI is a web-based application that uses advanced algorithms to identify text material that is generated by AI tools or software, such as ChatGPT, GPT-3, and GPT-4 written content. The software provides an estimated percentage score based on the likelihood that the content was created by an AI system. Additionally, it has the capability to count words and is available free of charge. The online tool is user-friendly and offers multiple functionalities, making it an effective tool for identifying plagiarized content. With its AI-powered technology, ContentDetector.AI can detect plagiarism from various AI models, including ChatGPT, GPT-3, GPT-4, and Jarvis AI. Users only need to copy and paste the text into the provided text field to check for plagiarism. Overall, ContentDetector.AI is a valuable tool for anyone seeking to verify the authenticity of their written content or identify plagiarized text generated by AI systems. The platform is easily accessible, functional, and provides accurate results. Best of all, it is completely free to use.

Plagscan is an online plagiarism checking software that enables users to detect the originality of an individual text in a few clicks. The platform features a variety of report types, capable of addressing a wide range of users’ requirements, be it a brief indication of potential plagiarism, or a table of matching sources. Further, the usage of different colours for different matches, make it simple for users to read and understand the Plagiarism Report without facing any difficulties. The Red colour refers to exact matches with the sources, Blue detects potentially modified content, and Green indicates citations. With the side-by-side view, users get to compare their documents with the detected matches. Besides making the plagiarism checking process simple, PLagscan also takes care of its users’ data, assuring adequate protection. The software with its impressive set of tools and resources turns out to be a great solution for single users, schools, universities and businesses.

PlagiaShield software is a plagiarism checker used to manage content protection effectively. Manage rankings with content from the search results by scanning all written content on your site. Capture Screenshots and compare between your texts and theirs. The content will be removed from their paragraphs or delete the infringing page from their site by owners.

As a comprehensive plagiarism detection software, Unicheck delivers a detailed similarity report in real-time. It is trusted by 1,110 academic institutions globally who rely on the software’s intuitive features to deliver unparalleled results. For personal use, Unicheck supports 99% of file formats and lets users upload documents in bulk. It provides detailed similarity reports backed by relevant suggestions and revisions to draft a more authentic document. With add-on services supported by Google, this platform facilitates seamless corrections and edits on the go. For the benefit of academic institutions, Unicheck promises effortless integration with major LMS platforms. Thus facilitating automated searches across current and archived web pages along with similarity links free from viruses and other security threats. This intuitive platform also lets users run detailed plagiarism checks over the business’s content ecosystem, without affecting the documents’ format and structure. Moreover, in-depth analysis run by Unicheck provides comprehensive reports facilitating quick solutions.

Grammarly Business is a professional communication tool for teams serving departments like HRs, marketing and sales. With the particular, individual members of a team get to generate error-free and credible business writings that have a professional touch in them. The software also helps writers with their engagement levels, tone, clarity and correctness. It assures active integrations with MS office tools, email clients, web browsers etc. Further, data stored within Grammarly Business is protected by 256-bit AES and those in transit is protected using SSL/TLS. The software is in compliance with CCPA and GDPR system. It also uses SOC 2 Type 1 and Type 2 protocols to safeguard the saved data from unauthorised access. For admins, Grammarly Business offers various functionalities, enabling them to add, transfer or remove accounts monitor roles and permissions besides analysing performance statistics showcased by individual members. Teams comprising 50+ members can use Grammarly Business at once from a single account.

Crossplag™ is a groundbreaking, all-encompassing tool meticulously designed to transform the landscape of plagiarism checking. It stands as a testament to the commitment to democratizing this essential process, ensuring accessibility to users across the spectrum while also emphasizing the significance of data ownership and control. Plagiarism checking is an integral part of academic and professional writing, and Crossplag™ brings a holistic approach to this domain. It embodies the values of inclusivity and accessibility by providing a user-friendly interface that accommodates diverse users, from students to professionals and beyond. However, Crossplag™ goes beyond being a mere tool; it's a champion of data sovereignty. In an era where data is paramount, Crossplag™ recognizes the importance of preserving the ownership and control of data in the hands of its users. This approach guarantees transparency, security, and peace of mind. Imagine having a plagiarism checker that not only upholds the highest standards of accuracy and reliability but also empowers users by putting them in the driver's seat regarding their data. Crossplag™ is a game-changer in the world of plagiarism checking, where inclusivity and data ownership converge, creating an environment where users have full control over their content and data.