8 Best AI Humanizer Tools Ranked & Compared by Success Rate

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    Readers can easily detect overly robotic, formulaic writing so common of LLMs.

    Thankfully, a range of AI humanizer tools are available to bridge this gap.

    In this article, we’ll explore the ten best AI humanizers that help you elevate your content from generic to genuinely impactful.

    How did I make this ranking ? 

    I’ve tested all these humanizer tools and compare their “bypass” rate by putting the same ChatGPT sample into each of them. I evaluated their detectability in Copyleaks and ZeroGPT (the most powerful AI detectors on the market). I just tested these tools on one sample so it’s difficult to give generalization, but it helps to see how they work. 

    The Original Sample (for comparison) :

    Collaborative Robots: Revolutionizing Workplaces

    Collaborative robots, or “cobots,” represent a transformative technology in robotics that is reshaping modern workplaces. Unlike traditional industrial robots, which are often confined to safety cages due to their size and speed, cobots are designed to work alongside humans in a shared workspace. They prioritize safety, adaptability, and user-friendliness, making them an increasingly popular choice across diverse industries.

    Key Features of Collaborative Robots

    1. Safety: Cobots are equipped with advanced sensors, vision systems, and force-limiting technology that allow them to detect and respond to human presence. This ensures that even in close proximity, they can operate without causing harm, stopping instantly upon detecting unexpected contact.
    2. Ease of Use: Many cobots are designed with intuitive programming interfaces, often featuring drag-and-drop or graphical programming methods. This user-friendly approach enables even non-specialists to program and operate them with minimal training.
    3. Flexibility: Cobots are versatile and can be easily redeployed for various tasks. Unlike traditional robots, which are often bolted down and dedicated to a single function, cobots can be moved and reprogrammed to handle a range of activities, from assembly and welding to packaging and quality inspection.
    4. Cost-Effective: The affordability and adaptability of cobots make them accessible to small and medium-sized enterprises (SMEs). Their ability to quickly integrate into existing workflows and handle repetitive or hazardous tasks enhances productivity without necessitating significant capital investment.

    1. Undetectable AI

    Undetectable AI is the most well known AI humanizer on the market. Its bypassing strategy works on human-like reformulation that doesn’t add unpredictable and weird output. It’s definitely very robust.

    Pros:

    • Simplicity: The user interface is straightforward, making it accessible for users who may not have a technical background.
    • Effective Bypass: It is effective in bypassing AI detectors, ensuring content reads naturally and evades detection by tools like Turnitin or Originality.ai.
    • SEO-Friendly: The output is designed to comply with Google’s E-E-A-T guidelines, improving SEO results while maintaining quality.

    Cons:

    • Occasional glitches can result in sections of blank text or errors during the editing process.
    • May miss subtle nuances in tone, especially for highly personalized content.
    • Requires manual review and refinement to ensure the intended meaning remains intact.

    Success Rate: For my sample, ZeroGPT : 32.96% AI GPT, Copyleaks : “This is human text”.

    Pricing: Undetectable AI offers flexible pricing, starting at $14.99 per month for 15,000 words.

    Humanized Sample : 

    Collaborative Robots: Redefining the Work Environment

    Cobots or the collaborative robots are the next big thing in the robotics industry which is changing the face of compared today’s to workplaces. the As conventional industrial robots which are often enclosed in safety guards to prevent human exposure to their hazards, cobots are built for operation in the same environment with humans. They are safe, flexible, and user-friendly and thus, are being used increasingly in various sectors.

    Cobots are equipped with advanced sensors, vision systems, and force-limiting technology that allows them to detect and respond to human presence. This ensures that even in close proximity, they can operate without causing harm, stopping instantly upon detecting unexpected contact.

    Ease of Use: The design of many cobots incorporates simple and user-friendly interfaces which include the drag-and-drop or graphical programming. This makes them easy to program and use by anyone with basic knowledge on how the system works hence training time is reduced.

    Flexibility: Cobots are versatile and can be easily redeployed for various tasks. However, unlike the traditional robots, which are usually anchored and used for a particular task, cobots can be transported and reused to perform different tasks including assembly, welding, packaging and quality control.

    Cost-Effective: The flexibility and relatively low-cost of cobots make them available for small and medium enterprises. The coexistence of these robots in the current workflows and their ability to take over monotorous and dangerous tasks improves efficiency without requiring huge funds to be invested.

    2. StealthWriter

    StealthWriter uses strong and original reformulation to make it human-like. This means it is really good at bypassing but also that the ouput often requires proofreading.

    Pros:

    • Ease of Use: StealthWriter’s intuitive design allows users to humanize content in just a few clicks.
    • Quick Turnaround: Especially effective for improving short pieces of text, enabling rapid humanization and publishing.
    • AI Detection Efficiency: Efficient at bypassing AI detection systems.

    Cons:

    • Word Count Limitation: StealthWriter handles up to 300 words per use, making it less ideal for long-form content.
    • Inconsistent Performance: While effective at bypassing AI detectors, it may struggle with complex or nuanced content.
    • Manual Editing Required: Manual review is essential, especially for content that needs to convey detailed or emotionally rich information.

    Success Rate: For my sample, ZeroGPT : 0% AI GPT, Copyleaks : “This is human text”.

    Pricing: StealthWriter offers a basic free version with limited capabilities. For more extensive features, including advanced AI detector bypass capabilities, a premium plan is required starting at $20/month.

    Humanized Sample : 

    Collaborative Robots: Revolutionizing Workplaces

    Cobots are now a type of robotics that has revolutionized the industrial world today and the future. While most industrial robots are massive and operate at high speeds, and therefore have to be enclosed in cages to prevent direct interaction with human workers, cobots may perform tasks in the same immediate environment as the human workers. They are, primarily, safety-oriented, flexible, and convenient, which is why their application becomes more widespread in various fields.

    Innovation Profile of Cobots

    Safety: Specifically, cobots are able to sense the presence of people and use internal vision systems along with force-limited technology. This means that even when two or more are close to each other, they can work but cease motion immediately they sense the presence of the other.

    Ease of Use: Cobots are programmed in such a way that most of them incorporate easier to use interfaces, usually using methods such as drag-and-drop or graphical programming techniques. This simple planning allows nonprofessionals to program and control them with very limited experience.

    Flexibility: They are versatile and can always be moved from one operation to another. Cobots are not fixed like other types of robots where they stand and perform one function only, but can be relocated and red cored to perform other tasks such as assembling, welding, packing and even checking for quality.

    Cost-Effective: Cobots are flexible which many SMEs would not be able to afford industrial robots let alone integrate them into their operations. By embracing these flexible and efficient characteristics, they can easily fit into pre-existent processes and perform repetitive or risky tasks and improve output without demanding additional investments in assets.

    3. BypassGPT

    BypassGPT usually adds more information and unpredictable elements into your writing. This makes the output more undetectable but also sometimes it can get nonsensical.

    Pros:

    • Simplicity: BypassGPT is highly intuitive, making it suitable for users of any skill level.
    • Batch Processing: Features batch processing capability, saving time for those working on bulk content projects.
    • Conversational Tone: Highly effective at making content sound conversational, engaging readers, and making the text feel relatable.

    Cons:

    • Add unpredictable information: sometimes you need to review the output for inconsistency
    • Detection Focus: Ideal for evading AI detection but less effective for deep style adjustments or nuanced, branded language.
    • Brand Tone Alignment: Lacks advanced features to closely align content with specific brand tones or identities.

    Success Rate: for the sample, ZeroGPT: 0% AI, Copyleaks : “AI Content Detected”

    Pricing: BypassGPT offers a competitive pricing model starting at $12 per month.

    Humanized Sample : 

    CoBots that Lend a Helping Hand on the Job

    Collaborative robotics, or “cobotics,” are a revolutionary and paradigm-shifting technology within robotics that is changing the modern workplace. Unlike traditional industrial robots that are powered by fuel, electronics or hydraulics to move quickly and require security cages around them, cobots (collaborative robots) are designed to work alongside humans in the same workspace. This makes them a favorable option in many industries due to their safety, adaptability, and user-friendliness.

    What are the Characteristics of Collabrative Robots

    Safety: Cobots come with advanced sensors, vision systems, and force-limiting technology, enabling them to detect and respond to human presence. This allows them to function in close quarters without doing anything harmful, stopping immediately if they sense something is beyond normal contact.

    Ease of Use: Several cobots have user-friendly programming platforms, including drag-and-drop or graphical programming approaches.

    Flexibility: Cobots are willing and able and can be quickly reassigned to a different job. Whereas traditional robots are mostly stationary and assigned to one job, cobots can easily be relocated and reprogrammed to perform various tasks — assembly, welding, packaging and quality inspection, among other functions.

    Affordability: Cobots suit the needs of small and medium sized enterprises (SMEs), providing an accessibly priced and versatile solution. Their capability of seamless integration into operators’ existing workflows when performing preconceived spike tasks and addressing high-cycle monotonous or hazardous work areas significantly improves productivity without the need for any significant capital outlay.

    4. WriteHuman

    WriteHuman is a humanizing tool that provides more intricate reformulations to bypass AI detectors. It works but it can also makes phrasing weird and requires proofreading.

    Pros:

    • Flexibility: Allows for extensive personalization of content, ensuring humanized output aligns with your brand’s messaging style.
    • Consistency Across Platforms: Particularly useful for agencies and businesses needing a consistent tone across various platforms and content types.

    Cons:

    • Higher Cost: WriteHuman is relatively more expensive compared to other AI humanizers, which may deter smaller businesses or individuals with limited budgets.
    • Manual Review Recommended: To ensure alignment with the intended messaging, a manual review is often necessary.
    • Learning Curve: The tool requires time to master, particularly for users unfamiliar with content branding strategies.

    Success Rate: for the sample, ZeroGPT : 0% AI, Copyleaks :“This is human text”

    Pricing: WriteHuman’s pricing starts at $29 per month, which reflects its advanced capabilities and focus on branding.

    Humanized sample : 

    Collaborative Robots: Changing the Computer-generated Work Environments.

    Recently, computer-assisted tools or workstations, broadly known as “cobots”, have raised a huge interest in today’s organizations. These devices are highly specialized in their operations, sharing working space with people, in contrast to conventional industrial robots that are almost always locked behind walls because of the threat they pose given their size and bulk, and controlled violent movements. They are now gaining popularity in other industries because of their high demand regarding safety, variability, and competence.

    Main Characteristics of Collaborative Robots

    Protection: A grabbed presence of people can potentially be an immediate threat to cobots allowing them to receive a diverse range of threats which can be of either close or remote nature. These devices possess impressive high-performance sensors vision systems and force-limiting technology that maintains constant protection to their humans, never causing any damage in the event that the humanoids are in close proximity.

    Convenience: Many non-specialist users with little training intervene to make this easy cobot control plug drop with a graphical programming language interface to first program them. This enables many workers in that sector who do not specialized in programming to be able to control and have the device perform that function.

    Scalability: With the enormous number of separate tasks that cobots have been designed to accomplish, they do not require any tightening up or fixing to suit one particular sea of trees for them to be able to be utilized. When it comes to traditional robots, they only served a single bolt and quelled purposes, so assembly, welding, packaging, and quality control can be accomplished without too much difficulty.

    5. StealthGPT

    StealthGPT leverage reformulation strategies that seeks to evade AI detection tools while maintaining a natural and conversational tone. It’s definitely more natural but also less effective than other humanizer tools out there.

    Pros:

    • Batch Processing: Offers a batch-processing feature, saving time when working on numerous content pieces.
    • Conversational Tone Enhancement: Effectively enhances the conversational tone of AI text, making it ideal for blog posts, social media content, and informal writing tasks.

    Cons:

    • Limited Customization: StealthGPT may not provide the deep customization needed for highly branded content.
    • Lacks Nuanced Emotional Depth: Its primary function is to make content undetectable, which may compromise emotional and stylistic nuances compared to other tools.
    • Basic User Interface: The interface is somewhat basic, lacking advanced editing features that some users might expect in an all-in-one content improvement solution.

    Success Rate: for the sample, ZeroGPT: 68.98% AI, Copyleaks : “This is Human Text

    Pricing: StealthGPT starts at $15 per month, making it an affordable choice for users.

    Humanized Sample :

    Collaborative robots, or ‘cobots,’ constitute a cutting-edge development in robotics that is reshaping today’s workplaces. They are different from traditional industrial robots, which are big, fast, and often kept behind safety cages. Cobots are designed to work with humans, sharing the same workspace in a safe and friendly manner. In an increasing number of industries, cobots are becoming the go-to choice for co-working with humans—because they are safe, adaptable, and easy to use.

    The main characteristics of collaborative robots

    Ensuring safety is a top priority for cobots. Their advanced sensors, vision systems, and force-limiting technologies allow them to recognize and react to the presence of humans. Thanks to these features, cobots can operate well alongside people without posing any kind of danger—even in situations where humans and robots might be expected to work in pretty close quarters. If a cobot does happen to come in contact with a human, it stops immediately and doesn’t try to push past at all.

    Cobot programming is often made simple enough that someone without a robotics background can do it. The common interface for programming a collaborative robot (cobot) is an easy-to-use graphical user interface (GUI) that allows for drag-and-drop programming. These features enable users to set up and run the system with minimal training.

    Cobot versatility and ease of use make them suitable for many tasks in an industrial setting. Unlike traditional industrial robots, which are often bolted down and dedicated to a single function, collaborating robots can be moved and reprogrammed to perform a range of activities. They can handle assembly, welding, packaging, and even key quality inspection tasks that enable businesses to minimize waste in their production processes.

    Economical: Cobots are cheap and flexible enough that small and medium-sized businesses can use them. They rapidly integrate into preexisting workflows and can substitute for human workers in many monotonous and hazardous tasks. Because this increases worker productivity and does not require a large capital outlay, cobots are being used more and more by SMEs.

    6. HyperWrite

    HyperWrite is an AI writing tool chatbot that also do humanizing. It provides rephrasing that is quite creative and storytelling-like -maybe sometimes a bit too much.

    Pros:

    • Creativity and Personalization: HyperWrite focuses on adding stylistic flair and originality to content, making it ideal for maintaining a distinct brand voice.
    • AI-Powered Writing Assistant: Offers guidance to improve writing skills and enhance content quality over time.
    • Platform Integration: Integrates well with various content platforms, streamlining workflows for users.

    Cons:

    • Not Really Made to Avoid AI Detection: HyperWrite is less suitable for users prioritizing bypassing AI detection tools.
    • Higher Pricing: Slightly more expensive compared to other AI humanizers, which may not suit smaller teams or individual creators with limited budgets.
    • Creativity Over Detection: Emphasizes creativity, which may not align with avoiding language patterns AI detectors identify.

    Success Rate: for the sample, ZeroGPT: 68.98% AI, Copyleaks : “AI Content Detected

    Pricing: HyperWrite’s pricing starts at $25 per month, which positions it at the higher end of AI humanizers. But that’s because it has also additional rewriting features.

    Humanized Sample : 

    Meet Your New Coworker: The Robot Next Door

    Remember when robots were those massive, cage-bound machines that looked like they could snap you in half? Well, times have changed. Enter “cobots” – collaborative robots that are more like helpful coworkers than intimidating industrial monsters. These friendly machines are changing the game in workplaces everywhere, and they’re not what you’d expect.

    Think of cobots as the golden retrievers of the robot world – they’re smart, safe, and actually pretty easy to get along with. Unlike their bulkier cousins that need to be locked away for safety, these guys can work right beside you without anyone breaking a sweat. They’re packed with sensors that make them more spatially aware than your average teenager, instantly freezing if they so much as brush against something they shouldn’t.

    The best part? You don’t need a PhD in robotics to work with them. Most cobots come with interfaces so straightforward that if you can use a smartphone, you can probably program one. It’s more drag-and-drop than rocket science.

    These mechanical helpers are also surprisingly flexible – kind of like that one colleague who’s good at everything. Need something welded today and packaged tomorrow? No problem. They’re happy to switch tasks faster than you can say “workplace automation.”

    And here’s the kicker – they won’t break the bank. Even smaller companies can afford to bring these mechanical helpers on board, making them a practical choice for businesses that want to step up their game without emptying their wallets. It’s like having an extra pair of hands that never gets tired, never complains about overtime, and actually shows up on Mondays.

    7. QuillBot

    QuillBot is an AI writing and optimizing tool that also does rephrasing. The rewriting feature is interesting but not really effective for AI detector bypassing.

    Pros:

    • User-Friendly Interface: QuillBot is highly accessible, even for beginners, thanks to its intuitive design.
    • Real-Time Preview: Provides a real-time preview of paraphrased content, enabling users to compare modes and select the best version.
    • Fluency Mode: This mode is particularly effective at making text sound more human and natural, ensuring readability.
    • Affordability: Offers a free version with basic capabilities, making it an excellent starting point for those new to AI content humanization.

    Cons:

    • Limited Free Version: The free version is restricted in terms of available modes and word count, often necessitating an upgrade to a premium plan for full functionality.
    • Sentence Restructuring Risks: While excellent at restructuring sentences, it can sometimes alter the intended meaning if not carefully reviewed.
    • Manual Review Needed: Like most AI humanizers, a manual review is recommended to ensure that the final product conveys the correct message.

    Success Rate: For my sample, ZeroGPT: 65.09% AI, Copyleaks : “AI Content detected”

    Pricing: QuillBot offers a free plan, which provides access to basic paraphrasing features. For advanced features, including all paraphrasing modes and unlimited word count, the premium plan starts at $50 per year.

    Humanized Sample : 

    Collaborative Robots: Transforming Work Environments

    The robotics technology known as collaborative robots, or “cobots,” is revolutionizing contemporary workplaces. Cobots are made to operate alongside people in a shared office, in contrast to standard industrial robots, which are frequently restricted to safety cages because of their size and speed. They are becoming a more and more popular option in a variety of industries since they put safety, versatility, and user-friendliness first.

    Important aspects of collaborative robot safety include: Cobots can recognize and react to human presence thanks to their sophisticated sensors, vision systems, and force-limiting technology. This guarantees that they can function safely even while in close proximity, immediately ceasing operations upon detecting unexpected touch.

    Usability: A lot of cobots have user-friendly programming interfaces, frequently using graphical or drag-and-drop programming.

    8. Rephrasy

    Rephrasy is an AI humanizer that offers quite basic reformulation strategies.

    Pros:

    • Simplicity and Ease of Use: Provides an intuitive interface that makes it accessible to both beginners and experienced users.
    • Built-In Grammar Checker: Corrects errors and suggests stylistic improvements, adding a layer of polish to the content.
    • Maintains Original Intent: Efficient at keeping the original meaning of AI-generated text while enhancing readability.
    • Integration with Tools: Works seamlessly with platforms like Google Docs and WordPress, allowing direct refinement within existing workflows.

    Cons:

    • Effectiveness in Readability: Rephrasy improves content readability and flow effectively.
    • Basic Features: Features are relatively basic compared to more comprehensive tools, which may not appeal to users needing advanced customization or stylistic control.
    • Limited in AI Detection: It is less effective at bypassing AI detection algorithms compared to tools designed for that purpose.

    Success Rate: for the sample, ZeroGPT: 68.98% AI, Copyleaks : “AI Content Detected

    Pricing: Rephrasy offers competitive pricing, starting at $15 per month.

    Humanized Sample : 

    Collaborative robots, or cobots, are a revolutionary technology in robotics that is altering the scenario in modern workplaces. Unlike traditional industrial robots that are typically isolated from human workers due to their size and speed of operation, cobots are specifically designed to join humans in a workspace. Robots are focused on safety, flexibility, and simplicity of use, making them the first choice for medical, manufacturing, automotive, food and beverage, and many other sectors.

    Advantages of Collaborative Robots

    Safety: Cobots utilize the latest technologies such as the sensors, vision systems, and force-limiting features that allow them to detect and react to a human presence. This ensures that even when they are adjacently close, they are able to work without harming anyone and instantly stop upon the detection of an unexpected contact.

    Ease of Use: A lot of cobots feature user-friendly, intuitive programming interfaces usually based on drag-and-drop or graphical programming methods. This kind of approach makes it possible for even people without expertise to program and use them after receiving a bare minimum of training.

    Flexibility: Cobots function multi-purposely and can be easily transferred from one task to another.In contrast to industrial robots that are usually anchored and made for one application only, collaborative robots can be moved and reprogrammed to carry out a variety of tasks such as assembly, welding, packaging, and quality inspection.

    Economic: The cost and flexibility of cobots render them a viable choice for small and medium enterprises (SMEs). Their characteristic of fast integration with the current workflow and assuming exhausting or dangerous work strongly raise the productivity without big capital investment being required.

    Why AI Humanizers Are Not Enough for Human-Like Content

    Let’s be honest, AI humanizers are not solution designed to create content that resonates with human readers.

    AI humanizers, no matter how advanced, are still fundamentally reliant on algorithmic strategies that are fundamentlly redudant and predictable. The subtleties of human writing—such as humor, empathy, cultural references, and personal anecdotes—still elude even the most sophisticated AI tools.

    Another issue is that AI humanizers primarily focus on editing and refining text that already exists. While they can make AI-generated content more readable and engaging, they do not have the ability to ideate or originate content that is tailored to the specific needs and emotions of your audience. Human writers bring creativity and critical thinking to the table. The ability to draw on personal experiences, adapt to unexpected shifts in tone is what is still missing for AI humanizers to bypass AI detectors.

    The best alternative ?

    Adding your own ideas, teaching your own style guidelines, and applying manually specific humanization editing.

    Jean-marc is a confirmed AI content process expert. Through his methods, he has improved the quality of its clients' LLM content output.

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