Prepostseo vs Dupli Checker | Which website provides the best plagiarism checker

 There are different websites on the internet to provide plagiarism checker. The top-ranked websites for this purpose include Prepostseo and Dupli Checker and both of them are popular in this market.

This is a comprehensive review of both of these tools. At the end of the article, it will help you to select the best plagiarism checker. 

Introduction to these websites 


Prepostseo

best plagiarism checker

Prepostseo is an SEO and educational tools websites with over 95 online tools. The website offers free tools to everyone while some of the tools have limitations and require a subscription. 

Prepostseo not only offer the web interface instead it has: 

  • Android and iOS application for its plagiarism checker, article rewriter, paraphrasing tool, and image to text converter
  • Chrome extension for multiple tools
  • WordPress plugin for different SEO tools


Dupli Checker


best plagiarism checker

Dupli checker is another popular website for plagiarism and other SEO tools like backlink checker, keyword research tools. 

This is also a free website but for using it without any restrictions, you need to buy their premium packages. 

It doesn’t have any WordPress plugin, Android App, or any chrome extension instead it just provides the web interface.

Accuracy of plagiarism checker 


The first thing most professionals look for in a plagiarism checker is the accuracy of the tool. For testing, we copied the content from different websites and pasted it in both of the tools.

Upon pasting the same content in both of the tools, here are the results we get:

Prepostseo Plagiarism checker: 

Accuracy of plagiarism checker

Dupli Checker’s plagiarism checker:

Result: As we copied content from different articles on the internet, the Prepostseo was able to find plagiarism of 98% as compared to the 89% of the Dupli Checker. Hence, “Prepostseo is more accurate in this test”

Prepostseo vs Dupli Checker: Features


Feature 

Prepostseo

Dupli Checker

Upload option (Formats)

  • DOC
  • DOCX
  • PDF
  • TXT
  • Tex
  • TXT
  • DOC
  • DOCX
  • ODT
  • PDF
  • RTF

Upload from Cloud storage

  • Google Drive
  • OneDrive

No Option for uploading from cloud storage

Paraphrased plagiarism detector

Yes

No

Download Report 

Yes

Yes

“Make content unique” Option 

Yes

yes

Words Limit (Free version)

1,000 words

1,000 words

Exclude URL 

Yes

Yes

Checking plagiarism through URL

No

Yes

Deep Search 

In Premium Only

In Premium Only


Pricing Plan

A pricing plan for Prepostseo:


Price

Queries 

Word Limit

Features

$10/ month

5000

15,000 words

  • Deep Search 
  • No Ads
  • Support APIs
  • 24/7 Support

$20/ month

25000

15,000 words

  • Deep Search 
  • No Ads
  • Support APIs
  • 24/7 Support

$45/ month

75,000 

25,000 words

  • Deep Search 
  • No Ads
  • Support APIs
  • 24/7 Support

The pricing plan for Dupli Checker:

Price

Queries 

Word Limit

Features

$5/ month 

50

15,000

  • Custom Report
  • Rephrase option
  • Depth Checking

$10/ month 

100

20,000 

  • Custom Report
  • Rephrase option
  • Depth Checking

$40/ month 

520 

156,000 

  • Custom Report
  • Rephrase option
  • Depth Checking

Pros and Cons of Prepostseo and Dupli Checker 


Prepostseo 

Pros:

  • The accurate result using Deep Search 
  • Safe and Secure as it doesn’t save your data
  • Search billions of databases 
  • Free 1,000 words for everyone
  • 24/7 Customer support
  • Affordable Prices

Cons:

  • Doesn’t scans plagiarism using URL


Dupli Checker 

Pros:

  • The accurate result using Deep Search 
  • Search over multiple databases
  • Free 1,000 words for everyone
  • 24/7 Customer support

Cons:

  • Premium packages offer fewer queries 
  • Doesn’t upload the file from cloud storage

Prepostseo vs Dupli Checker: Which one is best?


Both tools are popular in the market while most of the features of these tools are similar. Prepostseo is more affordable and accurate as we have tested before.

Talking in the sense of education, students usually look for the affordable tool with more queries which is provided by the Prepostseo. 

If you are a blogger and looking to directly checking plagiarism with URL then Dupli Checker can be considered because of the URL plagiarism checking option. 


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