Write with AI that sounds like you, stays human too.
TypeOS rewrites ChatGPT, Claude, and Gemini content into natural text that sounds like you. Passes Turnitin, GPTZero, and Originality.
or
Trusted by the highest performing students & professionals
Bypasses every major AI detector
Turnitin
GPTZero
Copyleaks
ZeroGPT
Quillbot
Writer
Sapling
OriginalityEverything you need to get the work done.
Essay Grader
Free AI grading with built-in AI detection
AI & Plagiarism Checker
Scan your text for AI and plagiarism in one click
AI Humanizer
Rewrite AI text to sound natural and undetectable
Using advanced AI models can help generate text that sounds natural.
Study Editor
Rich editor with AI citations and grammar
Auto-Improve
AI iterates your essay until it scores perfectly
Citations
Generate formatted citations instantly
Quiz Generator
Create quizzes from any topic or content
Flashcards
Smart flashcards generated instantly
Notes
Record and generate structured lecture notes
#1
AI Humanizer
3,000+
Happy Users
99.8%
Undetectable
4.9/5
User Rating
Make Any Text Undetectable
Paste AI-generated text, click humanize, and get natural-sounding content that passes Turnitin, GPTZero, and every other detector.
Try Humanizer FreeAI in the classroom isn't just a buzzword anymore — it's actually helping kids learn better and think more critically about what they read...
Write Essays, Papers, and Reports in Minutes
Tell TypeOS what you need and get polished, structured content in seconds. Then humanize it with one click.
Start WritingWrite a 500-word essay on the impact of social media on mental health among teenagers
Check Before You Submit
Run your text through our multi-detector scanner. See exactly how your content scores across Turnitin, GPTZero, and Originality.ai.
Check My TextFind Sources. Build Arguments.
TypeOS finds peer-reviewed sources, summarizes key findings, and helps you weave citations into your writing — automatically.
Try Research AssistantClimate change impact on global agriculture and food security
Climate Change & Global Food Security
Nature Climate Change, 2024
2,847 cited
Agricultural Adaptation in Developing Nations
Science, 2023
1,203 cited
Rising Temperatures on Crop Yields
PNAS, 2024
956 cited
Sustainable Farming Under Climate Stress
The Lancet, 2024
634 cited
Three steps. Zero stress.
From AI-generated to undetectable in under 30 seconds.
Paste or Write
Drop in your AI-generated text, or use our AI writer to create content from scratch.
Click Humanize
One click transforms your text into natural, human-sounding content that keeps your meaning intact.
Submit with Confidence
Your content passes Turnitin, GPTZero, and every other detector. Hand it in worry-free.
Thousands of students and professionals can't be wrong
Sarah M.
Pre-Med Student, UCLA
I used TypeOS for my entire senior thesis. My professor said it was the best-written paper she'd seen all year. Little did she know...
James K.
Management Consultant
As a consultant, I need to produce polished reports fast. TypeOS writes them in minutes and the humanizer makes them sound exactly like me.
Alex R.
Business Major, NYU
I was terrified of Turnitin catching my work. TypeOS scored 0% AI on every single paper I submitted this semester.
Patricia L.
Partner, Corporate Law Firm
Our law firm uses TypeOS to draft initial client memos. It saves our associates 3-4 hours per document.
David C.
English Lit, Stanford
I switched from Quillbot and the difference is night and day. TypeOS actually understands context.
Maria S.
Graduate Researcher
Submitted a 3,000-word paper through GPTZero, Originality.ai, AND Turnitin. All came back as human-written.
Robert T.
Immigration Attorney
The research assistant finds relevant case law faster than Westlaw, and the humanizer ensures my briefs sound authentic.
Priya N.
Psychology Major, UMich
My GPA went from 3.1 to 3.8 this semester. TypeOS helped me write better papers and actually understand my own arguments.
Tom W.
MBA Student, Wharton
After running my humanized text through 5 different detectors and passing every one — I'm a believer.
Frequently Asked Questions
No. TypeOS rewrites content at a structural level — changing sentence patterns, vocabulary, and tone — not just swapping synonyms. Our humanized text consistently scores 0-5% on Turnitin, GPTZero, Originality.ai, and every other major detector.
Yes, Turnitin is our primary benchmark. Every update we ship is tested against the latest Turnitin AI detection model. Our users routinely report 0% AI detection scores on Turnitin submissions.
Absolutely. Lawyers, consultants, and business professionals use TypeOS daily to draft client memos, reports, and proposals. The humanizer preserves technical terminology and professional tone while eliminating AI fingerprints.
Most humanizers just swap words with synonyms, which sounds awkward and still gets flagged. TypeOS uses advanced language models to completely rephrase your text at the structural level — the way a human editor would.
Yes. Our legal users draft initial versions of briefs, memos, contracts, and client letters with TypeOS. The AI writer understands legal terminology and citation formats.
Yes! You can start using TypeOS for free — no credit card required. The free plan includes humanization, AI writing, and detection checking with generous daily limits.
Everything. Essays, research papers, dissertations, blog posts, legal briefs, consulting reports, cover letters, emails, creative writing — if it's text, TypeOS can write it and humanize it.
Yes. TypeOS analyzes your input to match tone, formality, and vocabulary level. A casual blog post stays casual. An academic paper stays academic. A legal brief stays formal.
Join 3000+ students and professionals already using TypeOS.
AI is the future, and we help you write confidently with it.
Start for free today.