AI Writing Tools

AI Humaniser — Make AI Text Sound Human

Paste AI-generated text, choose your tone and intensity, and get back writing that reads like a person wrote it. Free, instant, no sign-up.

5 tone options AI-likeness score Readability score Free, no login

Humanise your AI text

Paste text from ChatGPT, Claude, Gemini or any AI tool. The score shows how AI-like it looks before and after.

Tone
Intensity
Your AI text
0 words 0 characters
Humanised text
Humanised text appears here

What does an AI Humaniser do?

AI-generated text has a recognisable fingerprint. Language models tend to open sentences with filler phrases ("In today's fast-paced world…"), stack transitions ("Furthermore… Moreover… Additionally…"), lean on corporate jargon ("leverage", "utilise", "stakeholders"), and write in suspiciously uniform sentence lengths. Experienced readers — and AI detection tools — pick up on these patterns immediately.

An AI Humaniser rewrites text to remove those patterns. It replaces opener clichés with direct starts, swaps overused transitions for natural connectors, substitutes jargon with plain English, and varies sentence structure. The output reads like it was written by a person with a point of view — not a language model completing a prompt.

This tool also shows you an AI-likeness score for your input and output so you can see exactly how much the rewrite reduces detectable AI patterns.

How it works

AI-likeness scoring

The tool scans your text for 30+ known AI writing signals: filler openers, transition word density, corporate jargon, sentence length uniformity and absence of contractions. Each detected pattern adds to the score. Lower is more human.

Opener replacement

Phrases like "In today's fast-paced digital landscape" and "It is crucial that" are detected and replaced with direct, punchy alternatives matched to your chosen tone — casual, professional or formal.

Transition rewriting

"Furthermore", "Moreover" and "Additionally" stacked back-to-back are the most reliable AI tells. The engine replaces them with natural connectors — "What's more", "Also", "And" — that vary by position and tone.

Jargon substitution

At Medium and Heavy intensity, over-formal words are swapped for plain alternatives: "utilise" → "use", "facilitate" → "help", "stakeholders" → "people involved". Corporate filler is trimmed or replaced.

Readability score

The Flesch Reading Ease score measures how easy the text is to read, based on sentence length and syllable count. Good human writing typically scores between 60 and 80 (Standard to Easy).

Intensity levels

Light fixes opener and transition patterns only. Medium adds jargon substitution and contractions. Heavy adds sentence splitting for long, run-on sentences — the most aggressive transformation.

Use cases

✍️

Blog posts and articles

Remove the tell-tale AI rhythm from long-form content. Add voice, vary sentence structure and make the piece feel authored rather than generated.

📧

Emails and outreach

AI-drafted emails often feel stiff and impersonal. Humanising them improves reply rates by making the sender sound like a real person with a real purpose.

📱

Social media captions

Social content lives or dies on personality. The humaniser strips the corporate gloss from AI captions and gives them an authentic voice that fits the platform.

🛒

Product descriptions

Generic AI product copy blends in. Humanised copy stands out, connects with the reader's actual situation and converts better as a result.

📝

Reports and summaries

AI-written reports read like Wikipedia. Humanising adds editorial perspective and makes the writing feel considered rather than computed.

💼

Job applications

Cover letters written by AI are easy to spot. Humanising preserves your genuine intent while improving clarity, flow and the sense that a real person cares about this role.

Before and after

Before — AI-generated

In today's fast-paced digital landscape, it is crucial for businesses to leverage cutting-edge technologies in order to remain competitive. By utilising artificial intelligence, organisations can streamline their operations, enhance efficiency, and ultimately drive greater value for their stakeholders.

After — Humanised (Conversational, Medium)

Businesses that ignore AI right now are taking a risk. The technology isn't experimental any more — it's cutting costs and speeding up decisions at companies of all sizes. The question isn't whether to use it, but where to start.

Before — AI-generated

There are several key factors to consider when making an investment decision. Firstly, it is important to assess your risk tolerance. Secondly, you should consider your investment horizon. Furthermore, diversification is an essential component of any well-balanced portfolio strategy.

After — Humanised (Professional, Medium)

Before putting money anywhere, get honest about three things: how much you can afford to lose, how long you can leave it alone, and whether you're spreading it across enough assets. Most people get at least one of these wrong — usually the first.

Other AI writing tools

UnAI Platform

Part of the UnAI writing toolkit

AI Humaniser is one of five free writing tools on UnAI — designed to turn AI-drafted content into publish-ready copy.

Explore UnAI →

Frequently asked questions

An AI humaniser rewrites AI-generated text to sound more natural and human. It removes tell-tale signs of AI writing — repetitive sentence structures, filler opener phrases, overused transition words, corporate jargon — and replaces them with varied vocabulary, natural rhythm and a more conversational tone. The output reads as if a person wrote it, not a language model.
Humanising text substantially reduces AI-detection scores by removing the patterns that detectors flag: uniform sentence length, over-formal phrasing, and repeated transition words. However, no tool guarantees 100% bypass — and using an AI humaniser to deceive editors or academic assessors is not the intended use. The primary purpose is improving readability and authentic voice.
The AI-likeness score measures what percentage of recognisable AI writing patterns your text contains. It analyses opener phrases, transition word density, corporate jargon frequency, sentence length uniformity and contraction use. The tool shows scores for both your original text and the humanised output — so you can see exactly how much the rewrite reduced AI patterns.
The tool works well on blog posts, marketing copy, emails, product descriptions, social media captions, reports and any text produced by ChatGPT, Claude, Gemini or other AI tools. It is less suitable for technical specifications or legal documents where precise, formal language is required by convention.
Yes — completely free with no sign-up required. Paste your text, choose your settings and click Humanise. The tool runs entirely in your browser, so no text is sent to any server.
Tone controls the voice of the rewritten text — Professional keeps formal language, Conversational adds warmth, Casual uses contractions and shorter sentences, Persuasive uses direct address and action verbs, Academic keeps formal structure while removing repetitive patterns. Intensity controls how aggressively the rewrite is applied — Light fixes obvious patterns only, Medium adds word-level substitutions and contractions, Heavy also splits long run-on sentences.