Plagiarism is when someone copies or borrows another person’s ideas without acknowledgment.
Plagiarism can have serious consequences. In the academic world, someone could get kicked of out school for plagiarism. Plagiarism is usually not illegal, but in business and other areas of life, it could still get you into trouble.
Whether you’re trying to stop folks from plagiarizing your work, or you want to avoid plagiarism yourself, these free tools can help you take any text, website, web page, or document and check it for plagiarism.
Here’s our list of the best plagiarism detection tools:
1. Dupli Checker
Dupli Checker is a free plagiarism checker that gives immediate results. There is nothing can escape with this tool, it will check and compares your content against every published work on the internet.
IIt will allow you to do 50 plagiarism checks per day. You can sign up for free here.
PlagiarismCheck.Org has an advanced algorithm that detects exact matches to other content. It also helps with rearranging word order and overall sentence structure, words substitute with synonyms, and changing a sentence from active to passive or passive to active.
It is a paid tool, but it offers a free trial. You can check their plans here.
Copyleaks is a plagiarism checker that detects plagiarized content and can protect your copyrights. It can check a similar content that rearranged and rephrased. It offers a free mobile application that you can use anytime and anywhere you go.
This tool allows to scan up to 2,500 words per month for free. If you want more features to use or have to check more words, you’ll have to sign up for their paid plans. You can check it out here.
Quetext is a basic plagiarism checker that helps every student, professionals, and writer detect duplicate content and plagiarism. It also checks for contextual plagiarism.
There’s a free version that works great, but if you want to use the DeepSearch Technology and unlimited reports feature, you can check the paid version here.
SmallSEOTools is a simple and basic plagiarism checker and it’s 100% free.
Just copy and paste your content in a box and then click the plagiarism checker button. It will automatically check your work.
You can use it here.
Viper is a plagiarism checker that will help you check for duplicate content and plagiarized phrases. It can check against more than 10 billion online resources. It is simple to use and has a friendly user interface.
You only need to buy credits when you need to use it, and it’s pretty cheap for a single check. You can check it out here.
Plagiarisma is a free online platform that helps all teachers and students. It is a user-friendly tool that supports 190+ languages.
You can detect duplicate content and plagiarism using the free subscription.
You can check it out here here.
Plagium is a plagiarism checker that is easy to use and it works really fast. Copy and paste your content into the window box and click Quick Search.
You can search for up to 5,000 characters free. You can check it out here.
PlagScan is a detection tool for all individuals and businesses that checked double or plagiarized content. It can upload from Google Drive, OneDrive, and Dropbox. It can compare your documents to over 20,000 journals.
You can start your free trial here.
Grammarly is a free automated grammar checker and proofreader.
It also has a plagiarism detection package built in for the premium version.
You can check out their Premium Plan here.
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Tom Corson-Knowles is the founder of TCK Publishing, and the bestselling author of 27 books including Secrets of the Six-Figure author. He is also the host of the Publishing Profits Podcast show where we interview successful authors and publishing industry experts to share their tips for creating a successful writing career.