AI Humanizer QuillBot

Paid

Humanize AI text into authentic, human-sounding language instantly.

4.5

New AI ToolsContact

Inputs: textOutputs: text

Type

Saas

Founded

2017

Company

QuillBot

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About AI Humanizer QuillBot

QuillBot's AI Humanizer is a free tool that transforms AI-generated text from large language models like ChatGPT, Gemini, Claude, and DeepSeek into natural, human-sounding language. Trained on tens of thousands of human-written texts, it removes common AI 'tells' such as repetitive patterns and awkward phrasing while preserving meaning. The tool supports multiple languages and dialects, offers a Chrome extension for direct integration with ChatGPT, and includes both free (basic rewrites, 125-word limit) and premium (unlimited words, deeper rewrites, tone insights) tiers.

Key Features

Free basic humanizing with 125-word limit per text

Advanced models trained on tens of thousands of human texts

Supports multiple languages: Spanish, German, French, Portuguese, and English dialects (US, UK, AU, CA)

Chrome extension to humanize text directly in ChatGPT, Gemini, and other LLMs

Premium features: deeper rewrites, no word or usage limits, tone insights, and direct integration with ChatGPT and Gemini

Constantly updated forbidden words and structures list to stay ahead of AI detection

History, statistics, and tone settings for tracking and refining output

Pros & Cons

Pros

Free tier available with no account required
Multilingual support for several major languages and dialects
Chrome extension enables seamless humanizing within AI chat interfaces
Trained specifically on human text to effectively remove AI tells
Premium upgrade provides unlimited usage and deeper rewriting capabilities

Cons

Free version limited to 125 words per input, which may be restrictive for longer content
Premium features require a subscription with no publicly listed pricing
Effectiveness against all AI detectors may vary; no guarantee of bypassing every tool

Best For

Refining AI-generated drafts for everyday communications like emails, social media posts, and blogsMaking academic or professional content sound more natural and less roboticWriters who want to avoid their work being flagged as AI-generated by detectorsMultilingual content creation requiring natural-sounding text across languages

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FAQ

How do I humanize AI text with QuillBot?

Paste your AI-generated text into the tool, click 'Humanize', and the tool will smooth out awkward phrasing and remove common AI tells. You can then tweak the output with synonym swaps or advanced mode in Premium.

What languages does QuillBot's AI Humanizer support?

It supports Spanish, German, French, Portuguese, and four dialects of English: US, UK, Australia, and Canada.

Is there a free version of the AI Humanizer?

Yes, the basic humanizing is free and allows texts of up to 125 words. Creating an account unlocks the Premium tier with no word or usage limits and additional features.

Can I humanize text directly inside ChatGPT?

Yes, by installing the QuillBot Chrome extension, you can humanize AI text directly within ChatGPT, Gemini, and other LLMs.

What makes QuillBot's Humanizer different from just asking an AI to 'make it natural'?

QuillBot's Humanizer uses fine-tuned models trained on tens of thousands of human texts with extensive rules for sentence length, variety, and flow. It is constantly updated with a forbidden words list, whereas generic prompting relies on simple instructions.