Paraphrasing tool and AI rewriter
Rephrase any text while keeping your meaning. Improve the flow, fix grammar, simplify, or make it shorter or longer.
Trusted by 30k users worldwide



How to paraphrase text
- 1
Paste your text
Paste the sentence, paragraph or essay you want to rewrite.
- 2
Pick a mode
Rephrase, improve writing, fix grammar, simplify, make it shorter or longer, write a TL;DR, or adapt it for email and social posts.
- 3
Copy the result
Read the rewrite and copy it, or run it again for a different version.
More AI writing tools
Why Unflag?
99.5%
Accuracy
Our most advanced model delivers reliable results for essays, research papers, reports and articles.
AI Score
12%
Likely Human-written
Built-in AI detector
See how your text reads to AI detectors before you hand it in.
30k+ users worldwide
Students and professionals around the world use Unflag to write with confidence.
Works in your language
Humanize and rewrite text in English, Spanish, Chinese, Arabic and many more languages.
Every writing tool in one place
Humanize, rewrite, detect and fact-check without switching apps.
Built-in fact checker
Check the claims in your writing against sources on the web.
Works with any AI writer
Paste text from ChatGPT, Claude, Gemini or any other AI. Unflag makes it sound human, so it gets past AI detectors like GPTZero and Turnitin.
Ready wherever you are
Humanize, rewrite and check your writing on your phone with the Unflag app for iPhone and Android.
Simple Pricing
One plan with every tool. Cancel anytime.
Unflag Plus
$3.83/month
$45.99 billed yearly
- Unlock All Features
- Make AI Text Indistinguishable from Human
- Professional Grade AI Detection
- Instant Fact Checking for Total Credibility
- Prevent Hallucination
- 45x More Usage Capacity
- Higher Word Count
- Ad Free, Distraction-Free Experience
Frequently Asked Questions
Can't find your answer? Contact us.
Is the paraphrasing tool free?
Yes. You can rewrite up to 600 characters at a time for free. Unflag Plus raises the limit to 10,000 characters and gives you 45 times more usage.
Will it change my meaning?
It's designed to change the wording and keep your meaning. Read the result before you use it, especially names, numbers and facts.
What's the difference between paraphrasing and humanizing?
The paraphraser rewrites text the way you ask: rephrased, shorter, longer, simpler or for a channel like email. The AI humanizer rewrites AI-generated text so it reads as if a person wrote it.
Does it work in other languages?
Yes. You can rewrite text in English, Spanish, Chinese, Arabic and many more languages.
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Transform your AI-generated text into natural, human-like writing.
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