Finding a good plagiarism checker can be tough, especially if you’re on a budget.
Copyscape is a popular choice, but it’s not free, and sometimes, we just need a tool that works without costing anything.
Luckily, there are free Copyscape alternatives out there that can help you check your content for originality.
Whether you’re a writer, a student, or someone who manages a blog, these tools can save you time and money while keeping your work plagiarism-free.
Let’s dive into the best options you can start using today!
Top 7+ Free Copyscape Alternatives 2025
1. Plagiashield:
The Plagiashield platform provides powerful search technology and semantic web capabilities that help users find information faster by providing more context than anyone else in the industry.
Plagiashield increases visibility by delivering comprehensive search results and collaborative user engagement tools, along with a better understanding of how to satisfy users’ needs.
Basics: Free – Varies per plan
2. Grammarly:
Grammarly is best known for its ability to check grammar and analyze texts for readability and improvements.
In addition, you can use a free plagiarism detector that checks your text or file against 16 billion web pages and academic papers.
You can get an immediate report about how many errors your document has and whether or not plagiarism Copyscape alternatives have been detected with the free version. Still, it doesn’t show you where those errors are located.
In this case, Grammarly provides a paid premium plagiarism checking service that is much more comprehensive.
It flags words, provides source references, provides advanced feedback, and assigns an originality score.
3. Copygator:
CopyGator is a free online tool that finds all the duplicate content on your website and sorts it by page or post so you can easily find out which articles have been plagiarized and where the copy is coming from.
It also shows you a graphical representation of just how much text has been copied!
Basics: Free. There are no real limitations apart from Google API quotas (which must be reset after five scans). Does not currently support non-textual content.
4. Copypanthers:
Copypanthers is a free tool that helps you keep track of your blog and website for plagiarized content.
It runs a check on the whole site every day, using its database of millions of web pages to look for matches with its own.
As soon as one is found, it notifies you immediately! There’s an option for you to be notified daily via email or RSS feed.
Basics: Free. There are no real limitations apart from Google API quotas (which must be reset after five scans). Currently, it does not support non-textual content.
5. PlagScan:
Individual users can use PlagScan; however, academic institutions heavily prefer it. The database of PlagiarismScan includes scholarly and scientific journals as well as just about any common file type.
In addition to copying and pasting text, uploading a file, or typing in a URL, PlagScan also lets you directly copy and paste text.
For plagiarism checks, you can also set different filters and rules to determine how sensitively the program should scan for duplicate information.
For a free trial, you can sign up. Although Plagiarism Scan is a good alternative to Copyscape alternatives for educational uses, their paid options are expensive if you’re on a budget.
6. Plagium:
Plagium is a web-based free plagiarism checker that lets you scan your content for possible copyright infringements with just one click!
You can then choose to report any offending sites or match phrases directly from the results page; then, they will take appropriate action to remove your content and stop further scraping.
Basics: Free for online usage, which includes 1 year of service coverage. Offers monthly subscriptions starting at $5/mo, and 20% of profits go towards charities. Involves manual verification of reports.
7. ProWritingAid:
While ProWritingAid isn’t a free alternative to Copyscape alternatives, it’s an affordable alternative nonetheless.
If you are only interested in a plagiarism check, you can purchase it in batches or sign up for a monthly, yearly, or lifetime subscription.
Because the ProWritingAid plagiarism checker is based not on word count but on checks, it’s perfect for writers who have long content like novels and scripts.
With ProWritingAid, you can work on Mac and Windows, as well as integrate Google Docs, Gmail, Open Office, Chrome, Firefox, Edge, and Safari with it.
Both Windows and Mac versions of ProWritingAid are supported, as are Chrome, Firefox, Edge, Safari, Microsoft Word, Google Docs, Gmail, Open Office, and Scrivener.
8. Plagiarism Detector:
Alternatives like this are perfect for beginners looking for an easy, free tool. Detect plagiarized content with Plagiarism Detector. It has a similar interface to the Plagiarism Checker.
In addition to pasting text, uploading files, checking URLs, and excluding URLs, you may also upload a file. You can also check grammar and plagiarism with the tool.
There are subscription tiers for Plagiarism Detector after 25,000 words. In addition, you can only check out 1,000 words at a time.
9. Copyleaks:
Copyleaks offers a wide range of anti-piracy measures for copyrighted content owners, including protection from scrapers and DMCA takedown requests.
Direct monetization opportunities for your website’s infringed content (if you so wish).
If you want to protect your site against online copyright thieves and gain additional income for your stolen work, then Copyleaks is the service for you.
Basics: Free online usage requires a Google Analytics account. Offers monthly, six-monthly, and yearly subscriptions starting at $10/mo. I cannot see how many times the content has been checked.
10. QuillBot:
QuillBot is a free plagiarism checker that detects matched content on the web and will highlight any area of text that’s a match or near-match for your given article.
Although not as advanced as some other services, it is quick and easy to use and offers a 7-day trial for paid packages if you need something with stricter rules for copyright protection.
Basics: Free online usage requires a Google Analytics account. Offers monthly and yearly subscriptions starting at $9/mo. Cannot see how many times content has been checked.
11. PlagTracker:
PlagTracker is a free plagiarism checker that scans your website for copied text, checks it against the web, and gives you an idea of how much of your site might be infringing on other works.
It’s completely automated, so there are no manual submissions to upload or wait for results; you can use it as often as needed to stay protected.
Most importantly, PlagTracker will give you results with highlighted text so you can easily find any copied words on your site.
Basics: Free online usage requires a Google Analytics account. Offers monthly, six-monthly, and yearly subscriptions starting at $7/mo. I cannot see how many times the content has been checked.
12. Unicheck:
Depending on your needs, Unicheck is an all-in-one plagiarism prevention tool that can be tailored to work for you personally, academically, or in your business.
Unicheck is an all-in-one plagiarism prevention tool that can be tailored to work for you personally, academically, or in your business warning if the URL seems to lead to a malicious site.
On your needs, Unicheck is an all-in-one plagiarism prevention tool that can be tailored to work for you personally, academically, or in your business.x of only 200 words at a time.
13. WhiteSmoke:
The most important rival of Grammarly is WhiteSmoke! Besides grammar and language checkers, WhiteSmoke has a plagiarism detector built-in.
WhiteSmoke has an effective deep search engine, a grammar and language checker, and a plagiarism detection engine.
The grammar and language checking tool in WhiteSmoke is also suitable for those involved in academic writing.
You can prevent academic penalties by using the plagiarism detector, and you can correct all your spelling and grammar errors by using the grammar checker!
WhiteSmoke is known as an all-in-one proofreader for a reason. Whitesmoke also helps you improve your writing style and translate over 50 languages.
14. Duplichecker:
The most effective tool for detecting plagiarism is Duplichecker, which is free to use.
Additionally, DupliChecker includes grammar and spell checkers. If you want to avoid entering capture codes each time you use it, you will need to sign up for the free version.
Users can quickly detect and fix plagiarism with Duplichecker’s simple interface Copyscape alternatives. Then click the “Check Plagiarism” button after pasting the text or uploading a DOCX/text file.
15. SmallSEOTools:
You are compared to billions of other internet pages with SmallSEOTools’ Plagiarism Checker. You will receive results in seconds.
Compared to Copyscape alternatives, the software has a built-in rewriting feature. The rewrite button will automatically rewrite any unoriginal text in your content, ensuring it is unique.
In addition to supporting various document formats, the plagiarism checker supports .docx, .pdf, .doc, .txt, .odt, and .rtf. Upload your document into the software and let it do the rest if it is in digital format.
Check the entire page of a website. You can paste a URL into this free tool, Copyscape Alternatives, and it will check to see if any of its content has been copied elsewhere.
Additionally, you can check for plagiarism in foreign languages with this excellent tool. In other words, regardless of the language of the content, the tool processes it smoothly.
16. Quetext:
It doubles as a plagiarism and citation checker. There are some incredible professional features in this tool despite it not being as popular as the others on the list.
A free version of this software can help you identify copied content in millions of files and similar pages online.
In the free version, there are only three reports and three search limits, Copyscape alternatives, and a word limit of 500 words per search.
It also has DeepSearchTM, a technology that is used by the majority of reputable plagiarism detectors. Your text is checked against 35 billion web pages, 20 million books, and over 1 million journal articles.
17. Plagiarism Checker X:
Plagiarism Checker X is a free plagiarism checker that you can use to scan any text for copied or stolen copy that either matches up with the web or comes back as unique with no matches at all.
PlagCheck is simple to use and will show you both the original article in full if matched or come back completely clear if the copy is unique.
Basics: Free For online usage requires Google Analytics account. It offers lifetime and yearly subscriptions starting at $12/mo. I cannot see how many times the content has been checked.
18. Novus:
Novus Scan is a plagiarism checker that can help you to ensure your content is original. It scans your content against a database Copyscape alternatives of millions of sources.
This can help you to ensure your content is original and avoid any potential penalties from plagiarism.
Novus Scan is a leading plagiarism checker that helps students, teachers, and professionals protect their work from copied content.
With its cutting-edge technology and easy-to-use interface, Novus Scan is the perfect tool for anyone who wants to ensure the originality of their writing.
19. Identific:
Identific is a great online tool for checking the similarity of your content to that of others. It can also be used to detect plagiarism in your work.
While it’s not 100% accurate, it’s a great way to help ensure that your content is original.
You can also use Identific Copyscape alternatives to compare your content to that of your competitors and see how you stack up.
Quick Links:
- Why You Should Use A Plagiarism Checker For Your Blog Posts
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Conclusion: Free Copyscape Alternatives 2025
For me, Copyscape alternatives have been an indispensable tool in my content creation journey. There are certain aspects of it that I believe can’t be easily replicated by any alternatives.
However, there are times when I need to be mindful of my budget or explore different ways of managing my content.
In such situations, I find the aforementioned Copyscape alternatives to be a valuable resource, offering additional options that align with my original goals.
Some of these options might come free of cost, while others might require a modest online payment.
Nevertheless, what truly matters to me is that each of these alternatives has the potential to save me valuable time by simplifying the process of verifying my content.
I’m committed to conducting thorough research and figuring out which content Copyscape alternative plagiarism detection solution will deliver the highest value, not only for me but also for my readers.
As the online content landscape continues to grow in the years ahead, I understand the importance of making sure that my content stands out and meets all the necessary requirements.
