Plagiarism is an intellectual crime. In 2022, the people who do plagiarism can be easily caught red-handed by using some good plagiarism checker soft wares.
If you are a website owner or a blogger, and many writers are working under you, you just need to check their plagiarism for the best reputation of you and your business.
You may have heard about this phrase that “content is king”. If a writer or a blogger copied someone’s ideas it does not count as plagiarism, but if he copied the original words in which he offers his ideas and makes people believe as it is his content is what the world knows as plagiarism.
For academic purposes, plagiarism-free assignments, thesis, and any other works are highly appreciated by teachers. It makes a great impression of you as a student if your work is been found plagiarism-free.
Plagiarism is strictly prohibited. Google also ranks plagiarism-free content. However, there are some cases, where plagiarism happened unintentionally and not deliberately.
We have listed below few best plagiarism checkers online in 2021. In this article, you can easily get to know everything about online plagiarism checkers.
Best Plagiarism Checker App for Android
Are you looking for a plagiarism checker application on your mobile?
Plagiarized or copied? It is just one click away to get your content scan right away.
There is some useful information down below for the best plagiarism checker app for your androids:
1. Prepostseo – for Android
Android users can go with this easy-to-use mobile application for plagiarism checkers. The app has some best features:
- The output is 100% authentic, with each sentence of your text scanned separately by the app.
- User-friendly and easy to understand
- It does not store your original content in its database to avoid the copied content issues.
- You can upload 1000 words per search. If you are a premium user, you can search up to 5000 words/search.

2. Grammarly Android App
Grammarly is another amazing plagiarism checker app on your android. Install now and avail the best Grammarly features:
• It is used to correct typo errors, grammar, and punctuation.
• Make your content great and clear from all infringed text, spelling mistakes, and repeated sentences.
• Grammarly is best to detect plagiarism, demonstrated by percentage.
• It adds more clarity to your original content.

Best Plagiarism Checker
When it comes to plagiarism, it is not only the content to be original and plagiarism-free.
The website checking plagiarism for you MUST also be authentic and originally earning from Google Adsense, and not by copying your data stored in their databases.
How to know if the plagiarism checker is authentic and would give 100% output? If you’re looking for the best plagiarism checker, you need to ask the following FAQa before getting into any plagiarism checker.
In few more seconds, you would get to know the smartest yet clever method to test the originality and authenticity of any plagiarism checker out there.
The following method will help you found the best plagiarism checker so far:
5 Most Important Questions you need to ask before getting into any plagiarism checker.
- How that plagiarism website would be earning?
- Is that the plagiarism checker website stores your content in the database and sells it later?
- Is that plagiarism checker is user-friendly?
- How efficiently does the plagiarism checker works?
- What is the result? Is it authentic and accurate?
The best plagiarism checker would answer almost everything in it. If that one is the best so!
Best Plagiarism Checker Online
Plagiarism stains your content originality as the ink stains a paper. Both destroy your writing material. But the former one causes more risk to your reputation if you are a webmaster.
Any piece of plagiarized writing can now easily detect using the best plagiarism checker tools.
Original content is always appealing even if you are at a basic level. Cheating someone’s original content and presenting it as yours by making certain changes in it does not get you anything other than a bad reputation.
Your copied content accounts for plagiarism instantly either by the search engines optimization or the client accessing to an online plagiarism checker.
How Online Plagiarism Checker Works:
The best online plagiarism checker mainly works on the two basic principles. One is of understanding the results and the second is identifying copied results using anti-plagiarism tools:
- Understanding the Results: Plagiarism checker gives an accurate output based on understanding the percentage of uniqueness and plagiarism in your content. The understanding comes by matching each sentence or phrase with all the present articles posted over the internet.
- Identify Copied Results: Plagiarism checkers identifies your copied content, redirecting the sources to you for authenticity.
Top 10 Plagiarism Checkers
Advancement in technology has now more to offer in the world of content marketing. Originality in content now seems to dispose of. Original writings are now been replaced widely with plagiarized content.
The listing below mentions the top 10 plagiarism checker tools out there:
1. Dupli Checker
Dupli checker is the best plagiarism checker tool on the internet with a basic user interface. It is free of cost. You can search up to 50 times per day if registered to a free sign-up. The functional layout is very handy. You can either paste your text or upload the Docx or text file in the search menu.

2. Copy Leaks
Copy Leaks is a great detector for plagiarism, matches content available all over the internet. Copy leaks match your content with every article or similar content posted on the internet to give you 100% authentic outputs. Businesses, Schools, and authors can search for up to 2,500 words in their basic package.

3. Paper Rater
Paper Rater has 3 in 1 basic tool featured for their users. It checks the grammar of your content, proofread for better sentence structure and replacement of appropriate words. The plagiarism checking tool gives the fastest accurate results, with submission of 5 pages at a time without any cost.

4. Plagiarisma
Plagiarisma is an easy-to-use plagiarism detection tool for checking different documents for plagiarism found in any format; doc, Docx, pdf, HTML, txt. You can check your content by the provided URL or upload your text in the search menu. For unlimited searches, you can register for their premium upgrade level.

5. Plagiarism Checker
Plagiarism checker has a user-friendly interface to detect plagiarism in your content. It offers an option “for authors” to check the clarity and plagiarism in the content. 100% authentic results online; no downloads required. The price is free with no premium packages.

6. Plagium
Plagium is a very basic, multi-functional plagiarism checker tool for free. It is easy to use. Copy your text and get instant results for plagiarism. It has 2 premium packages for their quick search and deep search options. You can search up to 5,000 characters per each search for free.

7. PlagScan
PlagScan is an online plagiarism detection tool. It scans your document against online articles, scientific journals, and other published works. It provides original results. For checking plagiarism, the 3 easy accessible ways are either:
- By inserting URL
- Uploading Docx file from your desktop
- Upload from cloud storage devices.

8. PlagTracker
PlagTracker is the fastest plagiarism checker addressing both websites and academics. It works on a simple functional format of copy-paste or uploading content to get accurate results. Any field expert can take advantage of PlagTracker. For detailed reports, it informed about the part of your work that is plagiarized, needed to be cited. One premium package is available.

9. Quetext
Quetext is another, simple yet, fancy layout for the user interface. It detects plagiarism in your content without any subscription fee. Quetext is entirely online with no downloads required. It checks your content against present content on Google and other database storage for free.

10. Plagiarismhunt
Plagiarismhunt is an online plagiarism detection tool, with over 5 different soft wares for plagiarism hunting in your content. Each website will detect the parts plagiarized, redirecting the sources to it for citations. This option is available in their premium packages. You don’t need to register for checking your content from one plagiarism checker tool.

Online plagiarism checker is indeed the best use for hunting plagiarism on the internet. It cannot be done manually, without plagiarism checker software.
Best Plagiarism Checker for Research Papers
Plagiarism is referred to as the stolen or copied content of the original authorship. It is not only illegal but, the plagiarist also devalues his writing skills by plagiarism.
Plagiarism in research papers and thesis gives you a big time to detect the exact percentage of the original work of the student. Sometimes, plagiarism is accidental, when the appropriate citations are not included in the text. The cases are rare though.
We have listed below some best plagiarism checkers for research papers for you; you may use one that best suits your needs:
- Turnitin
Turnitin is so far the best online plagiarism checker for research papers and thesis. It has a unique self-setting tool. Teachers use it for academic purposes to scan the clarity in the research thesis. You can set it as per your standards. It identifies the clear similarities between the previously uploaded thesis, from its large database storage with the new one to find the percentage of plagiarism in it.

- Plagiarism Checker X
The best alternative used by students and professors for Turnitin. It has a wide range of exciting features; bulk uploading, automatic citation, and multiple language interfaces. It can work both online and offline, which is the best update in any plagiarism checker so far. It is used widely as the standard tool for many universities and businesses.

Top Plagiarism Checker Reviews on Reddit – 2021 Reviews
Reddit reviews 2021 for best plagiarism checker has much to say about the following plagiarism checker tools. Everyone wanted to know about the best plagiarism checkers; especially businesses are in a great need to avoid the copyright penalties, use plagiarism detecting soft wares for it.
According to the Reddit reviews of 2021 following are the best plagiarism checkers of all time:
- Bright Writers Plagiarism Checker
Many businesses, authors, and students have made it their number one choice for helping to a quick plagiarism test, with accurate output. It has been ranked the best across the globe for advanced plagiarism technology.

- Grammarly
Grammarly has some coolest all-in-one features, widely used amongst authors, copywriters, and webmasters. Grammarly checks for fluency, syntax, vocabulary, prepositions, conjunctions, spelling, conventions, and formality, and so on. Any plagiarized sentence or paragraph would be scanned against 16 billion web pages.

- Scribbr
Scribbr is again the best choice for an online plagiarism checker. It cross-checks your writings against their huge database storage.

Best Plagiarism Checker Reviews on TrustPilot – 2021 Reviews
Trustpilot reviews 2021 for best plagiarism checker has much to say about the following plagiarism checker tools. Everyone wanted to know about the best plagiarism checkers; especially authors always rush to publish their content, need to avoid plagiarism for good reputation of their blogs or websites.
According to the TrustPilot reviews of 2021 following are the best plagiarism checker of all times:
PlagiarismSearch
Reviews:
- Excellent plagiarism checker on the internet.
- Simple layout format, quick and easy to use.
- Satisfactory plagiarism checking tools and services for research reports.
- Good for checking plagiarism for thesis papers.
- Professional services and all-time convenient, user-friendly interface.
- Outstanding application to detect plagiarism, very helpful and supportive.

Plagiarism Checker X – LLC
Reviews:
- Excellent service and plagiarism checker software.
- A good tool for a journalist with 100% satisfaction from users.
- The basic interface is, simple and effective to use, easy to understand.
- Best for similarity check for your assignments, highly recommended to students.
- Get instant and accurate results for plagiarism.
- Unlimited usage. No subscription fee and no restrictions.

Duplichecker, Scribbr, and KiwiPapers are also highly rated and recommended.
Grammarly Plagiarism Checker
Grammarly is one of the excellent applications for plagiarism checker and enhancing your writing skills. Many writers and authors across the globe use Grammarly to get the best results for plagiarism and the correction of common grammatical errors in your writings.
There are two modes on which Grammarly has based its work. After your writing has been passed to these modes of identification and correction, you will find your writing a better piece of work than before.

- Plagiarism Checking
For Grammarly plagiarism check, copy and paste your text in the search menu and wait for Grammarly to scan your text against ProQuest’s academic databases and other 16 billion texts present on the web. Grammarly is unique for its best plagiarism report, found on the very right corner of your desktop.
The report indicates plagiarism found, Grammar, Spelling, Punctuation, Conciseness, Readability, Word Choice, and additional writing issues.
Grammarly has huge database storage but, it guarantees that your writing will not store in it. Also, Grammarly does not allow other databases to access your writings.
- Writing Enhancements
Grammarly’s writing enhancement tool acquaints writers with the best version of your writing. It offers an edit to the whole text by enhancing the style, tone, and word order of your writings.
Quetext Plagiarism Checker
Quetext is the most advanced plagiarism checking tool in 2021. It works on advanced state-of-the-art technology. Quetext plagiarism checker is the best in the industry for its deep search technology.
Quetext is designed accurately for teachers, writers, professionals, students, webmasters, publishers and, authors. Quetext extends to a limit of 1000 words for free plagiarism check using the best plagiarism tools.

Quetext Technologies for Detecting Plagiarism
Quetext DeepSearch Technology and ColorGrade feedback are the best soft wares in the industry. Quetext ranks high above for accurate and authentic plagiarism reports been scanned and verified by DeepSearch Technology. The technology purposefully functions in the following manner for plagiarism-check:
- DeepSearch Technology
Quetext DeepSearch Technology is the most reliable source to check your plagiarism accurately. This state-of-the-art technology does not only match your content against all the present text on the internet but, it is so advanced in its efficiency that it also instantly identifies the paraphrasing, replaced words for synonyms, changed word order, and similar dilemma if present in your text.
This is how; Quetext pro is accurate in finding the appropriate matches for fuzzy and exact words.
Best Plagiarism Checker for Students
Plagiarism is a stain that would mark your report card to a failing grade. Plagiarism is now taken seriously by universities and many professors, in assignments, research reports, thesis, etc. Academically, plagiarism is the crime of copying other’s ideas and presenting them as your own.
If found plagiarism in your work, your reputation may get ruin, or you may also gets punishment according to the policies. So, to avoid unwanted and unintentional plagiarism, we have made in-depth research for you.
We test 10 different plagiarism checkers for their plagiarism detection and report. We conclude that Scribbr.com is the best plagiarism checker for students in the market.
Scribbr.com
Scribbr is the best plagiarism checker tool so far for students. In comparison to others, Scribbr found out to give the best authentic report for plagiarism with a keen eye on detecting similarities with your document.

Pros:
- The plagiarism report is clear with percentage analysis for plagiarism in your document.
- Redirects a list of sources founded similar to your document.
- Access to a huge database source including scholarly articles and scientific journals.
- Safe and secure.
Best Plagiarism Checker Tool
It is easy to find the plagiarism checker tool that best suits your needs. But yet, it is difficult to find the one that can offer multi-functional services for you, provides 100% authentic and accurate results, and, is trustworthy, safe, and secure.
If the plagiarism checking tool is free of cost, you don’t need to bother much with the services provided. But if you paying a worth out of it, you should check if the plagiarism tool is offering you multiple file-formats, clear and accurate results, privacy, writing enhancements, and multilingual (optional) if you only understand your native language.
The best plagiarism checker tool must have the following to offer:
- Multiple File Formats:
- Support multiple forms of uploading text through device or cloud storage.
- Simple copy and paste options are available
- No restriction on document format; txt, doc, Docx, PDF, RTF, etc.
- Clear and Accurate Results:
- Provides clear results in percentage or numbers.
- Reveals the most accurate results
- Privacy:
- Security of documents with 100% privacy guaranteed.
- The document should be deleted from the database
- Writing Enhancement:
- Highlights grammatical errors
- Maintain the tone and word order of your document
FAQs
- Which plagiarism checker is the best?
Our contextual analysis and in-depth research conclude that Turnitin and Scribbr is the best plagiarism checker for businesses, academics, and webmasters. However, Grammarly is also good but it is more about correcting grammatical errors and punctuation than for plagiarism.
- Which plagiarism checker is used by universities?
Quetext is the best plagiarism checker on the internet. It is widely used across the globe in many universities to detect plagiarism in research papers, thesis, and academic assignments. Quetext DeepSearch technology can do wonders for teachers as its DeepSearch technology can found the exact matches and the fuzzy matches within your document. Quetext’s huge database source also includes scholarly articles and scientific journals which left no doubts about the accuracy of the results.
- Which plagiarism checker is similar to Turnitin?
PlagiarsimCheckerX is similar to Turnitin. It is also most popular, used by many universities for academic purposes.
- Which plagiarism checker is really free?
A good plagiarism checker for free is hard to find. Yet, PlagiarsmChecker.com is the best among free plagiarism checkers.
- Which plagiarism checker is reliable?
If you are a daily user, Grammarly and Turnitin are more reliable.