Plagiarism Checker Software

Last updated: December 2022

Compare different plagiarism checker software and tools, explore our in-depth reviews & informative articles, and choose the best solution for you.

Result: 10 products
Disclosure icon

Do You Need a Plagiarism Checker?

Plagiarism has existed for as long as people have been creating content. Whether copying someone else’s words verbatim or simply taking inspiration from another source without giving credit, plagiarism is a severe issue that can lead to consequences such as a loss of credibility, legal action, and even expulsion from school.

The first trace of plagiarism dates back to 80 AD when a Roman poet named Martial discovered that another poet called Fidentinus had copied one of his works and took credit for them. While the penalty for plagiarism was not as severe back then as it is today, Martial was so outraged that he publicly humiliated the offender.

Back then, there was no real way to enforce any punishment for plagiarism since it was difficult to prove who had copied whose work.

Nowadays, thanks to the concept of copyright, plagiarism is a serious offense with tangible consequences. In the academic world, plagiarism can lead to a student being expelled or receiving a lower grade on an assignment. In the professional world, plagiarism can result in a loss of credibility and even legal action.

With the increase in content being published online, it is more important than ever to ensure that students or professionals are not plagiarizing someone else’s work. That’s where plagiarism checkers come in. These tools can help users avoid unintentionally plagiarizing someone else’s content.

What is a Plagiarism Checker?

A plagiarism checker is an advanced tool that helps users check their work for potential plagiarism. It can be used to study published and unpublished content, making it a valuable resource for students, professionals, and content creators.

Many different plagiarism checkers are available online, but they all have one common goal: to help users avoid plagiarizing someone else’s work and maintain academic integrity. Plagiarism checking software works by scanning a user’s content and comparing it to a massive database of online content. If there are any matches, the plagiarism checker will alert the user so they can make the necessary changes before publishing their work.

While plagiarism checkers cannot guarantee that a piece of content is 100% original, they are still a valuable tool for anyone who wants to avoid accidentally plagiarizing someone else’s work.

Problems a Plagiarism Checker Solves

Tools for checking plagiarism are designed to be easy to use and help users avoid potential problems that could arise from plagiarizing someone else’s work. Here are the specific issues that they help solve:

  • Plagiarism checkers help users avoid accidentally plagiarizing someone else’s work. This is especially important for students who are submitting papers or professionals who are publishing articles.
  • Sometimes, an online plagiarism checker also guides users into citing their sources correctly to avoid potential plagiarism issues.
  • A few plagiarism checkers help content creators identify where their content has been plagiarized to take appropriate action.
  • Thanks to technology advancements, some tools also offer suggestions on how to paraphrase content if there is a potential plagiarism issue.
  • Others, like Grammarly, offer additional features that assist writing, like grammar and spell-checking.

Benefits of Using a Plagiarism Checker

Other ways to check for plagiarism include manually searching for copied content or using search engines to find similar content. However, these methods are not always reliable and can be time-consuming.

A plagiarism checker is the best way to ensure that your work is free of plagiarism because it is a fast and effective way to scan a large amount of content. Plagiarism checkers are usually updated with new content, so you can be confident that they will catch any instances of plagiarism.

There are many benefits to using a plagiarism checker, but here are some of the most important ones:

  • Save time: Plagiarism checkers can save you a lot of time by quickly scanning your content and identifying any potential instances of plagiarism. This way, you can make the necessary changes before publishing your work.
  • Improve your writing: Using a plagiarism checker can help you improve your writing by identifying areas where you may have plagiarized someone else’s work.
  • Maintain academic integrity: Plagiarism is a serious issue that can lead to consequences such as expulsion from school. Using a plagiarism checker can ensure that your work is original and free of potential penalties.

Plagiarism Checker Database and AI Technology

The database and the technology that a plagiarism checker uses are the blood and soul of the tool. Before deciding on software, do some research on its database. The bigger, the better. An extensive database will have more sources to compare your content with and, as a result, will be more accurate.

More than that, the database should also be updated. It should have new sources so you can be sure your text will be compared with the latest online content. This is crucial because, as time goes by, more and more content is being published online, making it easier to plagiarize someone accidentally.

The technology a plagiarism checker uses is also essential. The best plagiarism checkers like Copyleaks and Quetext use AI (artificial intelligence) to help users get the most accurate results possible. With AI, a plagiarism checker scans for matches in its database and evaluates the context of the user’s content to determine if there is plagiarism.

For example, if a student submits an essay and the plagiarism checker finds a match in its database, it will not automatically assume that the student has plagiarized. Instead, it will analyze the paper to see if the match is relevant and, if not, will flag it as being unoriginal. This is just one way that AI can help users get more accurate results from a plagiarism checker.

Plagiarism Checker Integrations

Most plagiarism checkers are web-based, which means they can be used anywhere there is an internet connection. It is especially true for a free plagiarism checker such as Paper Rater, which typically provides only basic features.

However, some plagiarism checkers offer integrations with popular word processors like Microsoft Word and Google Docs. These can be valuable features for those who want to analyze their work before exporting it to different formats.

Other tools for checking plagiarism would also offer integrations for learning management systems (LMS) and content management systems (CMS). These are convenient for educators who want to check their students’ work or for professionals who wish to check the content before publishing.

Factors to Consider When Choosing a Plagiarism Checker

Not all plagiarism checkers are created equal. There are a few factors that you should keep in mind when choosing a plagiarism checker, such as:

  • Features and functionalities: Some plagiarism checkers are more comprehensive than others. Aside from plagiarism checks, other features you might want to look for include a grammar checker, a citation generator, and a report builder.
  • Ease of use: The best plagiarism checkers rated highly for their ease of use are Scribbr and Grammarly. You should be able to scan your content and get results without any hassle quickly.
  • Performance: It is important to choose a plagiarism checker with high accuracy. This way, you can be confident that your content is free of plagiarism.
  • Pricing: Some plagiarism checkers are free, while others come with a subscription fee. Others charge on a per-use basis. The best free plagiarism checker would offer its highlight features at no cost.


A plagiarism checker is an excellent tool in your arsenal to avoid accidentally plagiarizing someone’s work. Aside from alerting you to potential plagiarism, it can also aid in your writing, helping you improve your citations and overall grammar. A plagiarism-checking software’s high-performing features, large database, and valuable integrations will bring the most benefits and accurate results possible.