Paste ChatGPT, Claude, or Gemini output. Pick a tone. Get text that reads like you actually wrote it. No "delve", no em dashes, no robotic filler.
Why MonkeyPen
Casual, Monkey, Professional, Academic, Creative, Punchy. Match the voice to the context. Every tone is free.
Paste, click, done. Your text is rewritten in seconds. No waiting, no queues, no batch processing.
Your text is processed and returned. We don't store it, log it, or use it for training. Ever.
Eliminates "delve", em dashes, semicolons, and the robotic sentence structures AI detectors flag.
Desktop, tablet, phone. Transform text on any device with a browser. No app install needed.
5 free transforms per day, all tones included. Upgrade to Pro only if you need more.
How it works
Drop in any AI-generated text. Emails, essays, blog posts, cover letters, tweets. The rougher, the better.
Choose from Casual, Professional, Academic, Creative, or Punchy. Or go full Monkey for maximum personality.
Hit the button. Get text that reads like a human wrote it. Copy, paste, and nobody will know.
Pricing
FAQ
Monkey is MonkeyPen's signature humanizer. It takes AI-sounding text and rewrites it to sound like a real person with personality. No em dashes, no "delve", no corporate fluff. Just natural writing that sounds human.
Six tones: Monkey (general humanizer), Casual (like texting a friend), Professional (business emails), Academic (essays and papers), Creative (blog posts and storytelling), and Punchy (marketing copy and tweets). All are free to use.
MonkeyPen rewrites your text to sound naturally human, removing the patterns that AI detectors flag. While no tool can guarantee 100% undetectability, MonkeyPen eliminates the telltale signs of AI writing like em dashes, filler phrases, and robotic sentence structure.
Yes. Your text is sent to our API, processed, and returned. We don't store your text or transformations. Nothing is logged or used for training.
Yep. Cancel anytime from your account page. No contracts, no cancellation fees. You keep Pro access until the end of your billing period.
Free users can transform up to 1,000 characters per request. Pro users get up to 5,000 characters, enough for most emails, blog posts, or essays.
What people say
Writers, students, and creators use MonkeyPen daily.
"I use MonkeyPen for every client email now. Professional tone is perfect. Sounds like me, not a robot."
"Monkey mode is unhinged in the best way. My tweets went from 'clearly AI' to getting actual engagement."
"Academic mode saved my thesis draft. Rewrote my AI notes into something my professor couldn't tell apart from my own writing."