Introduction
Plagiarism and AI is a serious concern to students and educators around the world. There are so many plagiarism checking tools out there. It is estimated that there are close to 50 online plagiarism checkers. With the huge number, it is possible to get lost in terms of knowing which one to use and which one to avoid. Most students tend to use these plagiarism checkers with the aim of ensuring that the similarity in their work is within the acceptable plagiarism levels. In this article, we provide you with a detailed list of top 10 plagiarism checkers in order of priority.
#1. Turnitin
Turnitin is the number one plagiarism and AI checker. In our previous article, we already explained the top 10 reasons why Turnitin is the best plagiarism checker. Among the reasons are that is has advanced plagiarism and AI checking capabilities then it is the only plagiarism checker so far recommended by the leading universities across the world.

Traditionally it was not easy to get access to personal Turnitin account. However, you can now access the personal Turnitin account that checks both plagiarism and AI for as low as $49.99 for one year subscription. Just email or contact us and consider it done.
The reasons why Turnitin is number one plagiarism are as follows!
- It is fast
- It is accurate
- It can load large files
- It provides an advanced grammar check
- It is recommended by universities
- It is cost effective to acquire and use
- It can detect plagiarism in papers written by AI tools such as ChatGPT
Turnitin Features
- Price: Turnitin student price $49.99 for one year subscription (contact us if you need it)
- Rating: 4.7-star rating
- Effectiveness: Highly effective
- Report: Yes
#2. Grammarly
This is another software that is popularly known for grammar checking. It derives its name from the word “grammar” to mean that the key component of Grammarly is to identify and correct the grammatical mistakes in a paper. Apart from its ability to check the grammar mistakes, it can also check plagiarism and AI. However, you will notice that Grammarly only checks plagiarism and AI as a secondary service. The primary service for Grammarly is for grammar checking. For more information, you can go through this article “do not use grammarly for plagiarism checking, use this instead”
Grammarly can only come distant second to Turnitin when it comes to plagiarism checking. For a client considering purchasing Grammarly plagiarism checker, we would strongly recommend you purchase Turnitin.
Features of Grammarly
- Plagiarism check
- Grammar check
- Detailed plagiarism report
Other Grammarly features
- Price: Grammarly costs $139.95 for one year subscription
- Rating: 4.3-star rating
- Effectiveness: Moderately effective
#3. Copyscape
Another very popular website for checking similarity among bloggers and SEO Experts. It was designed with web in mind.
From its name, copy scape is good in detecting materials and content copied from the online sources. Currently, a good number of bloggers are using it to check and removal plagiarism from their content.
Features of Copyscape
- One-time free plagiarism check
- Offline content checking option
- Offers premium API for developers
- Can check more than 1,000 pages
Other features of copyscape
- Price: It costs $19.95 per monthly subscription
- Rating: 3.7-star rating
- Effectiveness: Moderately effective
Shortcomings of Copyscape plagiarism checker
- Copyscape is very expensive (professional packages goes for $19.95 per month)
- It does not offer grammar checking option
CopyScape Plagiarism Checker
#4. PlagScan
PlagScan is a new kid in the block of plagiarism checking. Less information is publicly available about this software. It was formed after the merger with Urkund plagiarism checker. More people are still testing it to gauge and rate its authenticity.
Advantages of Plagscan
- Easily accessible over the internet
- Detailed plagiarism report
- Can check documents in different file formats (word, PDF)
Other Plagscan features
- Price: Premium plan costs $399
- Rating:
- Effectiveness:
#5. SmallSEOTools
This is a busy website that offers many features within its platform. It is more of a search engine optimizer (SEO) tool that a plagiarism checker due to the many features. It provides grammar checking, paraphrasing, keyword planning, document conversion to pdf among other things.
The quality of this plagiarism checking tool is debatable. However, many people are still testing it and hopefully they will give a better review with time.
SmallSEOTools Features
- Price: Premium student price $19.85 for one month subscription
- Rating: 3.7-star rating
- Effectiveness: Moderately effective
- Report: Yes
#6. Duplichecker
Duplichecker is a popular plagiarism checker with the capability of analyzing content of up to 25,000 words. Not so much is known about this plagiarism checker. It produces plagiarism reports that highlights sentences that appear plagiarized.
Advantages of Duplicheker
- User friendly interface
- Easy to use
Duplicheker Features
- Price: Student price $10 for one year subscription
- Rating: 3.7-star rating
- Effectiveness: Moderately effective
- Report: Yes
- Ads: Yes for free version
- Paraphraser: Yes
#7. Quetext
Quetext is a plagiarism checker that relies heavily on matching the text patterns of the document with other text online.
Features of Quetext
- Contextual analysis capability
- ColorGrade feedback
- Bulk checking option
- PDF reports
- Citation assistant
Other Quetext features
- Price: Quetext Price is $9.99 per month
- Rating: 3.6-star rating
- Effectiveness: Moderate
Quetext Plagiarism Checker
#8. Viper
Viper is a popular plagiarism checker that uses a snake symbol to represent its aggressiveness in tackling plagiarism. The company has integrated many features within its website as part of their bid to strengthen their plagiarism checking software.
Features of Viper Plagiarism Checker
- Plagiarism reports
- Multilingual operation
- Multiple file upload
- Grammar and spell checker
Other features of Viper Plagiairsm checker
- Price: Viper plagiarism checker costs $66 for 50 checks
- Rating: 3.5-star rating
- Effectiveness: Moderate
#9. Dustball
It is one of the new names in the plagiarism checking blocks. Many people have not had the opportunity to test the effectiveness of this software but the few people who have used it have given it a fairly good review.
Advantages of Dustball plagiarism checker
- Free trial version available
- Plagiarism reports available
Disadvantages of Dustball plagiarism checker
- Plagiarism checking accuracy level is not satisfactory
- The premium version is costly
- It has low customer review
#10. Scribbr
Another common plagiarism checker that has gained popularity in the recent times. In their website, it says that Scribbr is powered with Turnitin. That assertion is false because Turnitin has never come out publicly that they are powering any other plagiarism checker of another company. It is just a smart marketing strategy that you should never fall prey to. By the virtue that they are pointing to Turnitin and not any other plagiarism checker, it is enough evidence that they are giving credit to Turnitin as the most powerful plagiarism checker that all other companies are looking up to.
Advantages of Scribbr plagiarism checker
- Detailed plagiarism report
- Large database of archives
- Quick plagiarism report
- Scribbr websites offers several other paid features
Disadvantages of scribbr plagiarism checker
- It is very costly, the premium version is very expensive. It costs about $11o to check a 5000-word article
- No bulk document checking
- No citation guide
Conclusion about the best plagiarism and AI checker
In conclusion, there are several types of plagiarism and AI checkers. Their effectiveness, features, and review also vary. However, Turnitin plagiarism and AI checker comes first in terms of effectiveness, features, and review. No wonder Turnitin is the only plagiarism checker recommended by universities across the world. You can contact us if you need access to personal Turnitin account for $49.99 for one year subscription. If you are serious about plagiarism checker, then look no further than Turnitin plagiarism checker.
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