Plagium Plagiarism Checker Review:
based on real mystery shopping

A*Help Score: 74.2/100
🔥 published August 3, 2023 - updated May 20, 2024

Quick Overview

Plagium is a helping tool for students that has been in the arsenal since 2006. The AcademicHelp decided to put this plagiarism detector to the test and see if it could detect original work from fabricated written pieces. By and large, while the tool is accessible and user-friendly, there is room for improvement in the plagiarism detection quality, making it essential to explore other options for the best plagiarism checker website. See How We Test Plagiarism Checkers for more details about our testing approach.

The Good
  • Accessible platform
  • Budget-friendly subscription plans
The Bad
  • Limited features
  • Average detection quality
TOP services Our verdict AHelp Score 🔥 Updated January 2024
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AHelp Plagcheck
Best plagiarism detector 86.5/100 Get free access
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Best experience 86/100 Read review
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Best features 85.1/100 Read review
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Originality AI
Best free trial value 79.1/100 Read review
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Best price 78.6/100 Read review
An infographic with a short Plagium review describing the ways it was tested and how it received an A*Help Score: 74.2/100
Plagium Plagiarism Checker Review

Plagium’s Plagiarism Detection Quality — 39.2/50 ⭐️⭐️⭐️⭐️

So, our verdict: Plagium’s performance in plagiarism detection is a mixed bag. The tool is proficient at identifying human-written text and content directly copied from the internet, scoring impressively with an 85.2% and 98.7% detection rate, respectively. This indicates a solid foundation for recognizing straightforward cases of plagiarism. However, the tool’s effectiveness wanes with more complex tasks such as AI paraphrased content and text modifications, where it struggles significantly, detecting only 34.5% of AI paraphrased plagiarism and failing to detect any text modifications. This gap highlights a critical area for improvement, especially in an era where AI-generated content is becoming more prevalent.

> Text> Best result> Acceptable result> Plagium result 
Human-written text100% free of plagiarism10% margin of error85.2% free
Internet sample100% plagiarism detected10% margin of error98.7% detected
AI paraphrase (2 texts)100% free of plagiarism10% margin of error34.5% plagiarism detected
Replaced characters100% plagiarism detectedFlagged character replacements0% detected
Plagium Review
Plagiarism detection of AI paraphrased texts at Plagium (click to see a large image)

Plagium’s Value for Money — 14/25 ⭐️⭐️⭐️

Considering its pricing, Plagium offers a basic yet functional range of features for a relatively low cost of $5 per 62,500 words. While the tool includes essential features like academic proofreading modules and a variety of payment options, the absence of a free trial or any discounts diminishes its appeal in terms of value for money. From our experience, the lack of advanced features further compounds this issue, making Plagium a budget-friendly option for users with modest requirements but less so for those seeking comprehensive plagiarism detection capabilities.

Buying credits at Plagium
Buying credits at Plagium (click to see a large image)
Basic features
Price & special offers

Plagium’s Overall Experience — 21/25 ⭐️⭐️⭐️⭐️⭐️

Plagium scores well in terms of overall user experience, attributed to its easy-to-navigate website, the convenience of a browser extension, and a swift processing time of up to one minute for checking work. The absence of a desktop version and the necessity for email registration might deter some users, but the inclusion of third-party registration methods slightly mitigates these drawbacks. The tool’s support system stands out, offering comprehensive guides, onboarding videos, and a responsive support chat, ensuring users have the necessary resources at their disposal.

Personal account at Plagium
Personal account at Plagium (click to see a large image)
User experience & registration


We believe that Plagium serves as a straightforward and user-friendly tool for basic plagiarism checking needs, complemented by an efficient support system and an accessible price point. However, its limitations in advanced features and comprehensive plagiarism detection underscore the need for potential users to weigh these factors against their specific requirements. For individuals and institutions requiring basic plagiarism checking services, Plagium offers a decent solution, but those in need of more robust analysis may find it lacking.


Plagium Reviews

Plagium is one of the widely-used plagiarism detectors among students. AcademicHelp was curious to discover if it can truly help students protect their work and maintain academic integrity. There was only one way to try it – through mystery shopping. This is our traditional approach to trying different tools and services before recommending them to our readers. But first things first, we read feedback and reviews to said platforms online. Usually, we consult sites like Reddit, Sitejabber, TrustPilot, and There we search for honest and unbiased insights from real users. In the long run, their comments serve as a touchstone of what can possibly go wrong. Not only do we test these observations in practice, but we also compile a Negativity rank with the most severe issues. You can get more information on the matter in our review.

Is Plagium a Scam?

No, Plagium is not a scam. AcademicHelp used this plagiarism detector to check 5 different essays for originality of writing and we received detailed results of the checkup. So, we can assure you that there is nothing to worry about and that you can freely consult their service.

Is Plagium Legit?

Yes, Plagium is a legitimate ani-plagiarism checker. When conducting mystery shopping, our experts did not notice any fishy or strange activities. In short, there is nothing to worry about when using the service for academic or personal needs.

Is Plagium Safe?

Indeed, Plagium is a safe and secure detector. AcademicHelp worked with the tool from the very first click on the platform and we did not notice any fraudulent activities.

Is Plagium Trustworthy?

Plagium, a service that has been in the market since 2006 and gained a fair share of devoted users, can be regarded as trustworthy. Many students scan their papers through Plagium on a daily basis. And so did we, and claim that this is a reliable tool.

Is Plagium a Good Service?

Plagium is a good service, for sure. It is easy to work with, budget-friendly and can satisfy basic students’ needs. When we completed our mystery shopping, we evaluated our whole experience with this service. According to the A*Help assessment, Plagium received 74.2/100 pts. This is a satisfactory score. Though, the main aspect which is plagiarism detection quality, still needs to be more advanced.

Plagium’s Specs

> Features 
Check files
Insert text
Receive report
Word limit
Academic proofreading module (check citations and etc)
Check for free/trial
Number of free checks availbale
Spelling check
Grammar check
> Advanced features  
Detect AI content
Cross language search
Text compare
OCR scan
> Sources 
Current Batch Files (your own docs)
Plagchecker’s database
> Price & special offers 
Paid plansCheap
> User experience & Registration 
Easy to use website
Desktop version
Trying before registration
Browser extensions
Account (do users have an account?)
Time to check workup to 1 minute
Need email to register
Need phone to register
Third-party registration methods
> Support 
Onboarding (how to use plagcheck)
Support chat
> Payment 
Wallets (Paypal)

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