7 Best AI Grammar Checker In 2022 (Ranked & Reviewed)

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If you’re working on your own writing, you may be tempted to rely on your word processor’s spell-checking or grammar checker. Try one of these top 10 Grammarly plagiarism checkers in 2022 to make sure your text isn’t plagiarised. All are online, easy to use, and offer the newest technologies to ensure quality and originality.

What Are The Best AI Grammar Checker?

1. Grammarly

Price: Free


Grammarly’s free plagiarism checker examines grammar and spelling. Grammarly detects plagiarised text by comparing it to billions of websites.

Grammarly connects with Word and Google Docs to help writers. So, writers can write directly in these tools without copying and pasting.

It aids students and professional authors. Grammarly has restrictions. Upgrade to premium or business for an advanced plagiarism checker.

The free edition of Grammarly includes all functions except academic writing help and style correction suggestions.


  • A free plagiarism checker
  • Massively accessible
  • Responded within an hour


  • Only supports English

2. Quetext

Price: Free up to 2500 words, Basic plan starts at $9.99/month and $69/year


Quetext is a free plagiarism checker. This is one of our favorite sites for checking copyright infringement and text similarity.

Quetext offers paid plans for businesses. It’s not compatible with Google Docs, but it’s a great way to check for plagiarism.

You can rapidly upload up to 10 documents. You can integrate their API into your own website or app.


  • Free version available
  • DeepSearch™ technology
  • Access Reports Section


  • The free version has a restricted word count
  • Limited database size
  • No mobile app

3. Scribbr

Price: Free


The free plagiarism and grammar checker is Scribbr. You can use it if you don’t want to pay for another service or are a student or scholar who can’t afford further fees.

The portal offers several genres and internet sources. You can convert your manuscript to Word before checking for plagiarism.

Scribbr is free. It has limits compared to other services, but it’s good for students and those on a budget.


  • Easy to use
  • Large content databases
  • Plagiarism support
  • Helpful support team


  • Limited functionality
  • Expensive services
  • Additional transaction fees

4. Small SEO Tools

Price: Basic plan starts at $9.80/Month

Small SEO Tools

Our favorite plagiarism checker. It’s fast, accurate, and user-friendly. The tool will also detect duplicate content. Advanced features cost $49 per month or $499 per year in the paid edition.

The extra money is worth it because their premium package has some important features. Content Assistant recommends synonyms for words in your content so you don’t repeat them.


  • Comprehensive results
  • Report
  • Grammar & spelling details


  • Words limit 2000/search

5. Plagiarism Detector

Price: Basic $20/month, Institute $50/month

Plagiarism Detector

Plagiarism Detector offers free online plagiarism testing for frequent document checkers. PDSite gives dependable results in seconds. PDSite makes work checking easy.

CopyScape, Google books, and Yahoo search might assist you spot plagiarism on the web. After each scan, a full report is generated with information regarding probable plagiarism.

This report lists problematic sources and explains why. You can export these reports if needed for citing sources in your own article.


  • Ensures citing sources correctly
  • Avoids instances of unintentional plagiarism
  • Accurate plagiarism analysis


  • More graphics in the software
  • Price

6. PrePostSEO

Price: Free limited, Basic $50/year


PrePostseo’s free plagiarism checker is the best available. It gives instant effects. You don’t pay or sign up to utilize it. PrePostseo has more features than free tools from prior years. So, it’s on our list of the 10 best plagiarism detectors in 2022.

If you copy the content, you may be penalized by Google Penguin. Try to write original material with relevant citations/references whenever possible.


  • Website plugins
  • Diverse languages
  • URL exclusion


  • Vague database
  • No PDF downloads
  • Dismissive customer

7. Search Engine Reports

Price: Free up to 1500 words

If you wish to examine your work for plagiarised content, use a search engine. First, search for your keywords and phrases. This can help you spot parallels and problems.

These technologies only detect basic duplicate material. They won’t say if something was copied word-for-word. Copyscape or Plagiarisma may be needed.


  • As many free uploads as you want
  • Proper 1,500-word upload limit
  • Documents not stored in the database


  • Lots of distracting ads
  • An unreliable methodology using Google
  • Can be very slow


2022 plagiarism checkers might be overwhelming. So many solutions have benefits and cons. How do you choose?

We hope our list of the 10 top Grammarly plagiarism checkers in 2022 has helped you decide. Have more questions about online plagiarism checkers? Comment!

rahul kumar

Rahul Kumar has long worked as a freelance writer. He works as a senior SEO and content marketing analyst at a digital marketing agency that specializes in content and data-driven SEO. He has over 5 years of expertise in digital marketing as well as affiliate marketing. He enjoys sharing his expertise in a variety of fields, including ecommerce, startups, social media marketing, make money online, affiliate marketing, and human resource management, among others. He has contributed to a number of authoritative SEO, Make Money Online, and digital marketing blogs.

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