What Are Some Popular Tools for Humanizing AI Text?

04 Aug 2025

What Are Some Popular Tools for Humanizing AI Text?

Some of the most popular AI-powered humanizing text tools are:

  1. Humanize AI Text

  2. QuillBot AI Humanizer

  3. Undetectable AI

  4. Writesonice Humanizer

  5. Stealthwriter

In this article, we will explore each of these AI tools and see how they can easily humanize AI text.

What are AI Text Humanizers?

AI Text Humanizers are tools that rewrite AI-generated content to make it sound more natural and human-like. When you use tools like ChatGPT, the text may feel robotic or be flagged by AI detectors. Humanizers fix this by changing sentence structure, tone, and word choice without changing the meaning.

These tools help your content pass AI detection systems like Turnitin, GPTZero, or Copyleaks. They're especially useful for students, writers, marketers, and anyone using AI for content creation. With just a click, you can turn stiff, robotic text into something that feels like a real person wrote it.

Comparison Table: Best AI Humanizer Tools

Tool Name

Free version

Word limit

Signup

Modes

Languages

HumanizeAIText

2000

No

4

Multiple Languages

QuillBot

125

No

2

Eight

Undetectable.AI

10000

Yes

0

Multiple Languages

Writesonic Humanizer

200

No

14

Multiple Languagesh

Stealthwriter

300

Yes

3

Zero

Some Popular Tools for Humanizing AI Text

The following are some of the most popular tools for humanizing artificial intelligence text.

1. Humanize AI Text

Humanize AI Text is a free, powerful tool designed to convert robotic AI-generated text into natural-sounding, human-like writing. With just a few clicks, users can paste or upload AI content, choose from four distinct tones Fluent, Academic, Professional, or Creative and hit “Humanize.” Whether you're a student, marketer, or writer, this tool helps bypass AI detectors and produce clean, readable, human-like content quickly and efficiently.

Features

  • Free and fast

  • No sign-up needed

  • Great for academic and creative writing

  • Keeps original meaning

  • Excellent AI detection bypass

 

Pros

Cons

Bypasses almost every AI detector

No mobile app

Multi-language support

No API or integration

Stealth mode for full rewrites

Doesn’t save previous outputs

Upload or paste text input

 

Pricing

✅ 100% Free

2. QuillBot

QuillBot is a widely used rewriting and paraphrasing tool that helps improve sentence structure and flow. It’s especially popular with students and professionals who want to reword AI-generated or repetitive content. 

While it's not designed solely to bypass AI detectors, it helps make content sound more polished and readable using several rephrasing styles and grammar corrections. It's also helpful for eliminating plagiarism and improving clarity.

Features

  • 7+ paraphrasing styles

  • Grammar and spell check

  • Synonym control

  • Plagiarism checker

  • Extensions for Chrome and Word

Pros

Cons

Beginner-friendly

Not always foolproof for AI detection

Strong grammar correction

Rewritten content may still need edits

Customizable output

Free version has limits

Helpful in writing fluency

 

Pricing

  • Free version available

  • Premium starts at $8.33/month

3. Undetectable.AI

Undetectable.AI is built specifically for turning AI-written text into content that can bypass most AI detection systems. It's a premium tool used by students, researchers, and writers who want to make sure their work isn’t flagged. It offers various writing tones and can test your content’s AI score before and after rewriting, ensuring you remain undetected while maintaining content quality.

Features

  • Upload and paste text options

  • Bypasses Turnitin, GPTZero, Copyleaks

  • Built-in AI detector

  • Multiple rewriting tones

Pros

Cons

Great for academic and formal content

Paid tool

Advanced rewriting options

May slightly change meaning

Detailed bypass scoring

Takes time to learn full features

Pricing

  • Starts from $9.99/month

4. Writesonic Humanizer

Writesonic’s Humanizer is part of its broader AI writing suite. This tool is ideal for digital marketers, bloggers, and businesses who want to make their AI content more engaging and readable. It rewrites robotic text with a human tone while improving SEO and flow. However, it’s more focused on online marketing use cases than academic or technical content.

Features

  • SEO optimization

  • Text rewriting with human touch

  • Works for ads, blogs, and landing pages

  • Bulk rewriting options

Pros

Cons

Excellent for digital content

Limited free access

Built-in SEO support

Doesn’t fully bypass AI detectors

User-friendly interface

Not ideal for academic tone

Pricing

  • Free trial available

  • Premium plans start at $12.67/month

5. StealthWriter

StealthWriter is an AI-powered tool designed specifically to rewrite AI-generated content in a way that sounds natural and human-like. It focuses on making your writing more stealthy and undetectable by AI detection systems such as Turnitin, GPTZero, and Originality.ai. 

Whether you're a student, content creator, or marketer, StealthWriter helps avoid plagiarism flags and enhances readability, while keeping the original meaning intact. It’s especially useful for rewriting ChatGPT or Jasper content into something undetectable and more authentic.

Features

  • Rewrites content to bypass detectors like GPTZero and Turnitin

  • Maintains the original message and meaning

  • Produces human-like tone and sentence structure

  • Offers informal, formal, and custom tone settings

  • See changes as they happen

  • No installation required

  • Helps reduce duplicate content issues

  • Rewriting options for blogs, essays, job letters, and more

Pros

Cons

Strong bypass for AI detection tools

Requires a subscription for full features

Keeps the original intent of the text

No free full-access version

Suitable for academic, marketing, and general use

Doesn’t support bulk uploads

Pricing

  • Free plan and premium plans starting at $20/month

Which Tool Should You Use?

For anyone needing to convert AI text into human-quality writing, HumanizeAI-Text.com is the clear winner. It’s completely free, incredibly simple, and works well for students, writers, businesses, and job seekers. Whether you’re trying to pass AI detectors or just want better-quality content, it gets the job done.

Other tools like QuillBot and Undetectable.AI are good alternatives, but they come with usage limits or paid plans. For marketing and SEO needs, Writesonic and Content at Scale offer advanced features, but they may not be necessary for casual users.