7 Best AI Checkers: Unmasking AI Writing in 2024

by | Last updated Jul 5, 2024

Best Overall

With an impressive 94% accuracy rate, Originality.ai is the top choice for professionals who demand the most reliable AI detection and plagiarism checks. Pay-as-you-go pricing at $0.01 per 100 words makes it adaptable to your needs.

Best Value

Designed specifically for educators, Winston AI offers a free plan with up to 8 scans per month, making it an excellent value for teachers. It includes AI detection, plagiarism checks, and helpful feedback features.

Most Featured

Copyleaks is a comprehensive AI detection and plagiarism platform boasting advanced algorithms and seamless integrations. It’s ideal for businesses and organizations seeking comprehensive content protection.

best AI checker

AI-generated writing is everywhere, making it tough to tell what’s real and what’s not.

This uncertainty is a major headache for educators, content creators, and anyone who relies on accurate information.

Falling for fake or plagiarized content can be disastrous, leading to damaged reputations and the spread of misinformation.

Luckily, AI checkers are here to help. These tools act like digital detectives, analyzing text and exposing its true origins.

We’ll reveal the seven best AI checkers of 2024, empowering you to discern human-written content from AI-generated text confidently.

What’s the Best AI Checker?

There’s no one-size-fits-all answer, as the “best” tool depends on your specific needs and budget.

Some prioritize accuracy, while others excel at user-friendliness or integration with existing workflows.

That’s why we’ve rounded up the top 7 AI checkers, each with its strengths and weaknesses.

1. Originality.ai

Originality.ai is the Sherlock Holmes of AI detectors. This tool is built for serious content creators and educators who demand top-notch accuracy. It’s like having a super-powered plagiarism checker that can also sniff out AI-generated content.

Originality AI

Our Take

0out of 10

Originality.ai is the gold standard for accuracy, making it a top choice for professionals who need to ensure content integrity. The pay-as-you-go pricing might be a drawback for some, but the exceptional performance justifies the cost.

Key Benefits

  • Unmatched accuracy: Boasts a 94% accuracy rate, making it one of the most reliable detectors on the market.
  • Team management: Easily manage multiple users and scan large volumes of content.
  • Full site scan: Scan your entire website for AI-generated content with a single click.
  • Plagiarism checker: Combines AI detection with plagiarism detection for a comprehensive solution.
  • API access: Integrate Originality.ai into your existing workflow or custom applications.
  • Awesome customer support: The team is responsive and helpful in assisting you with any kind of issues or questions.


  • Pay-as-you-go: $30 one time, 3000 credits, and one credit scans 100 words.
  • Base subscriptions: $14.95/month, 2000 credits, and one credit scans 100 words.
Originality AI


  • Extremely accurate
  • Easy to use
  • Comprehensive features
  • Team management
  • Great for large-scale content analysis


  • The pay-as-you-go model might not be ideal for everyone
  • No free trial available

2. Winston AI

Winston AI is like the Swiss Army knife of AI detection. It's designed for educators, offering a range of features tailored to academic settings. Winston AI not only detects AI-generated content but also checks for plagiarism and provides detailed feedback on student writing.

Winston AI

Our Take

0out of 10

Winston AI is an excellent tool for educators, offering a comprehensive solution for managing and evaluating student work. However, its education-focused features might be less appealing to users outside of academia.

Key Benefits

  • Education-focused: Designed specifically for teachers and educational institutions.
  • Multiple file formats: Supports any type of file, including PDF, DOCX, and TXT.
  • Plagiarism checker: Integrated plagiarism detection for a more comprehensive evaluation.
  • Feedback and grading: Provides feedback on student writing and helps with grading assignments.


  • Free plan: Free use for a limited time.
  • Essential: $18/month
  • Advanced: $29/month
  • Elite: $49/month
Winston AI


  • User-friendly interface designed for educators
  • Multiple file formats supported
  • Plagiarism checker included
  • Feedback and grading features are helpful for teachers


  • Limited scans for free users
  • Primarily focused on education, it might not be the best fit for other use cases

3. GPTZero

GPTZero is a free AI checker developed by a Princeton student. It gained popularity for its ability to detect ChatGPT-generated text. Although it's less comprehensive than some paid tools, GPTZero offers a quick and easy way to check for AI-generated content.


Our Take

0out of 10

GPTZero is a great starting point for those who need a quick and free AI checker. However, its limited accuracy and lack of advanced features make it less suitable for professional use.

Key Benefits

  • Free to use: Accessible to everyone without any cost.
  • Simple interface: Easy to use, even for those with no technical experience.
  • Fast results: Delivers results quickly, ideal for quick checks.


  • Free plan: Free use for limited time.
  • Essential: $15/month
  • Premium: $24/month
  • Professional: $35/month


  • Free to use
  • Simple and easy to use
  • Fast results


  • Limited accuracy compared to paid tools
  • Lacks advanced features
  • Primarily focused on ChatGPT detection

4. Copyleaks

Copyleaks is another powerhouse in the AI detection space. It boasts a competitive suite of tools designed to combat plagiarism and AI-generated content. Copyleaks is particularly well-suited for businesses and organizations that need to protect their intellectual property.


Our Take

0out of 10

Copyleaks is a powerful tool for businesses & organizations that need to protect their content. Its advanced AI detection and comprehensive features make it a valuable asset in the fight against plagiarism and AI-generated content.

Key Benefits

  • Advanced AI detection: Uses sophisticated algorithms to detect even the most subtle AI-generated text.
  • Plagiarism checker: Combines AI detection with plagiarism detection for a complete solution.
  • API access: Integrates seamlessly into existing systems and workflows.
  • LMS integration: Works with popular learning management systems to detect AI-generated content in student submissions.


  • Free trial: Available to test the platform's features.
  • AI Detector: $9.99/month
  • Plagiarism Detector: $10.99/month
  • AI+Plagiarism: $16.99/month


  • Highly accurate AI detection
  • Comprehensive plagiarism checker
  • Seamless API integration
  • Ideal for businesses and organizations


  • It can be expensive for individual users
  • The free trial has limitations

5. Undetectable AI

Undetectable AI takes a unique approach to AI detection. Instead of just detecting AI-generated text, it also offers tools to make AI-written content appear more human-like. This can be very useful for legitimate purposes, such as improving the readability of AI-generated reports or summaries.

Undetectable AI

Our Take

0out of 10

Undetectable AI is a unique tool with potential benefits for certain use cases. However, the ethical implications of its modification features should be carefully considered.

Key Benefits

  • AI detection and modification: Not only detects but also helps modify AI-written content to appear more human.
  • Multiple rewriting modes: Offers different levels of modification, from subtle tweaks to complete rewrites.
  • API access: Integrates with other tools and platforms for seamless workflows.


  • Free trial: Available with limitations.
  • Monthly: $14.99/month. 15,000 words per month.
  • Yearly:$5/month. 10,000 words per month.
  • Business: Based on the needs & size of your team or organization.
Undetectable AI


  • Unique approach to AI detection and modification
  • Useful for improving AI-generated content
  • API access for integration


  • Ethical concerns about making AI-written content appear more human
  • The free trial has limitations

6. Content at Scale

Content at Scale is an AI content generation platform that also includes a built-in AI detector. This makes it a convenient option for those who use AI to create content and want to ensure it passes the human test.

Content at Scale

Our Take

0out of 10

Content at Scale is a great option for companies and content creators who need a reliable source of AI-generated content that can pass AI detection tests. However, its cost and limitations might not be suitable for everyone.

Key Benefits

  • All-in-one platform: Combines AI content generation with AI detection.
  • High-quality content: Produces well-written and engaging content.
  • AI detector: Ensures the generated content is undetectable by other AI checkers.


  • Subscription plans: $6/post.
Content at Scale


  • Convenient all-in-one solution
  • Produces high-quality content
  • Built-in AI detector


  • It can be a bit high priced for small businesses or individuals
  • Limited to the platform's content generation capabilities

7. Writer.com

Writer.com is another AI writing platform that offers a built-in AI content detector. It's designed for teams and enterprises, offering features for collaboration, style guides, and content governance.


Our Take

0out of 10

Writer.com is a powerful tool for teams and enterprises that need to streamline their content creation process and ensure content quality. However, its complexity and cost might not be the best fit for smaller teams or individual users.

Key Benefits

  • AI writing and detection: Combines AI writing tools with AI detection capabilities.
  • Collaboration features: Designed for teams to work together on content creation.
  • Style guides and governance: Helps maintain consistency and quality across all content.


  • Team: $18/month.
  • Custom pricing: Based on the needs & size of your team or organization.


  • Comprehensive AI writing and detection platform
  • Collaboration features for teams
  • Style guides and governance for consistency


  • Custom pricing can be expensive.
  • It might be overkill for individual users.

What to Look for When Choosing an AI Checker?

  • Accuracy: Does it reliably distinguish between human and AI-written content?
  • Ease of Use: Is it user-friendly, with a clear interface and simple navigation?
  • Features: Does it offer extra features like plagiarism detection or grammar checks?
  • Integration: Does it sync with your existing tools or workflow?
  • Pricing: Is it affordable, or does it fit within your budget?
  • Customer Support: Does the company offer reliable support if you need help?
  • Specific Use Case: Is it tailored to your needs, whether it's education, content creation, or something else?

How Can AI Checkers Benefit You?

AI checkers are more than just plagiarism detectors on steroids. They're your secret weapon in the fight against misinformation and inauthenticity.

For educators, these tools help ensure academic integrity by identifying AI-generated assignments and essays.

Content creators can verify the originality of their work, avoiding potential copyright issues.

Businesses can protect their brand reputation by ensuring the authenticity of their marketing materials.

And for the average internet user, AI checkers offer a way to navigate the increasingly blurred lines between human and machine-generated content.

Buyer's Guide

To bring you the most accurate and up-to-date information on AI checker tools, we followed a rigorous research process:

  • Keyword Research: We started by identifying the most relevant search terms that people are using to find these tools. These included AI detector tool, free AI detector, written by ai, detect ai content, human written text, ai detector tools, ai detection tool, free tool, ai detection model, detect ai generated images, and ai content checker.
  • SERP Analysis: We analyzed the top search results for these keywords, identifying the leading products and their key features.
  • Feature Comparison: We compared the features of each AI detector tool, noting their strengths and weaknesses.
  • Pricing Analysis: We carefully examined the pricing structure of each product, including any free trials or subscription options.
  • User Reviews: We scoured user reviews & testimonials to gauge the real-world performance and user satisfaction of each tool.
  • Support and Refund Policies: We investigated the support or refund options offered by each company, ensuring you have recourse in case of any issues.

By considering all of these factors, we were able to identify the seven best AI checkers of 2024, each offering a unique combination of features, pricing, and support.

Wrapping Up

Navigating the world of AI-generated content doesn't have to be a guessing game.

Armed with the right AI checker, you can confidently discern between human and machine-written text.

Remember, the "best" tool for you depends on specific needs and budget.

Whether you're an educator, content creator, business owner, or simply a curious internet user, there's an AI checker out there that's perfect for you.

Don't let AI-generated content fool you. Take control of your information and make informed decisions with the help of these powerful tools.

Frequently Asked Questions

What is an AI checker?

An AI checker is a software tool designed to detect and identify content that was generated by artificial intelligence, such as ChatGPT or other language models.

Why do I need an AI checker?

Whether you're an educator, content creator, or business owner, AI checkers help you ensure originality, combat plagiarism, and maintain the authenticity of your work in an increasingly AI-driven world.

Are AI checkers accurate?

Accuracy varies among different AI checkers. Some are highly accurate at identifying AI-generated content, while others might have limitations. It's crucial to choose a reputable and well-tested tool.

Are there free AI checkers available?

Yes, there are several free AI checkers, such as GPTZero. However, free versions often have limitations compared to paid options, such as fewer features or a limited number of scans.

How do I choose the best AI checker for my needs?

Consider your specific requirements, budget, and the type of content you'll be checking. Compare features, accuracy rates, pricing plans, and user reviews to find the best fit for you.

Fahim Joharder

Fahim Joharder


A tech enthusiast and writer with a passion for AI and software innovations. He simplifies complex topics to help readers stay ahead in the digital world.

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