Seen us on TikTok?You're in the right place.

Beat every AIdetector.

ClearPen rewrites AI text so it reads like you wrote it — and slips past Turnitin, GPTZero, and Originality.ai every time.

Free forever plan · No credit card · 30 seconds to start

4.8/5 · 312+ reviews
0+ writers trust ClearPen
ClearPen · Humanizer
InputAI97%

AI detection tools are widely used to evaluate the originality of written content. These systems classify human-written and AI text using statistical patterns.

HumanizedAI4%

Schools lean hard on AI detectors now — and the truth is, they get it wrong all the time. Even the work you wrote yourself can come back flagged.

Tone: CasualProcessing in 1.4s avg

The problem

Your real writing keeps getting flagged as AI.

Detectors aren't neutral. They punish formal style, ESL writers, and anyone whose sentences are slightly too clean. One false positive can cost you a grade, a client, or a career.

The implementation of artificial intelligence in modern systems
has fundamentally transformed how organizations operate.
Furthermore, the integration of these technologies enables
unprecedented levels of efficiency and scalability across
diverse industries and operational contexts globally.
AI-generated
98% AI
Flagged
Robotic

The magic moment

From 97% AI to 4% in seconds.

Same meaning. Same voice. Zero detection. One tap.

Before97% AI · Flagged

AI detection tools are widely used to evaluate the originality of written content. However, these systems are not always accurate and can incorrectly classify human-written or lightly edited AI content as fully AI-generated, which results in negative consequences for students and researchers.

After ClearPen4% AI · Human

Schools and publishers lean hard on AI detectors now — and the truth is, they get it wrong all the time. Plenty of students lose marks for essays they actually wrote. Running it through ClearPen isn't cheating the system. It's making sure the system doesn't cheat you.

What's inside

Four superpowers. One tap.

Detector built in

See your AI score before you hit send.

Live readout from a model trained on Turnitin, GPTZero, and Originality.ai patterns. No guesswork.

Turnitin96% 6%
GPTZero91% 4%
Originality.ai88% 9%
Rhythm engine

Natural sentence variation, not synonym swaps.

Restructures rhythm and burstiness — the exact patterns detectors flag, fixed at the structure level.

Tone control

Academic, casual, business — your call.

Pick the voice your audience expects. Tone stays consistent across paragraphs, never goes off-brand.

AcademicCasualBusinessCreative
Voice preserved

Your meaning. Your intent. Just clearer.

Keeps the argument, citations, and structure intact. We refine — we don't rewrite from scratch.

meaning: kept ✓

tone: kept ✓

structure: refined →

AI score: dropped 93pts

The reviews

48,000+ writers already passed.

4.8/5 from 312+ reviews
0+
active writers
0
words humanized today
99.2%
pass rate
via TikTok

Got flagged on Turnitin for my own essay. ClearPen fixed it in 12 seconds. Got an A.

Maya R. · Sophomore, UCLA
via Reddit

I run an SEO shop. We push AI drafts through ClearPen before client review. They never know.

Jordan K. · Content Lead

ESL writer here. My formal style kept getting flagged. ClearPen actually understands the problem.

Aarav P. · Grad student
via TikTok

Faster than my professor reads it. Worth every cent of $0.

Sam T. · Senior, NYU

Tried 4 other humanizers. ClearPen is the only one that doesn't butcher the meaning.

Priya S. · PhD candidate
via YouTube

30 seconds from panic to submitted. That's the product.

Diego M. · Junior, USC

As seen on

TikTokRedditProductHuntYouTube ShortsTikTokRedditProductHuntYouTube Shorts

Why us

The other humanizers aren't even close.

Feature
ClearPen
Other tools
Beats Turnitin, GPTZero & Originality
Built-in detector — see your score live
Preserves meaning & citations
Natural rhythm, not synonym swap
Free forever plan
30-second result

Pricing

Free forever. Upgrade when you need more.

Cancel anytime. Annual saves 30%.

Free

$0forever

500 words / month

  • AI detector built in
  • All tone presets
  • No credit card
Start free
Most popular

Pro

$10/mo

80,000 words / month

  • Everything in Free
  • Priority queue
  • History & export
Go Pro

Power

$20/mo

250,000 words / month

  • Everything in Pro
  • API access
  • Bulk humanization
Get Power

All plans include the humanizer, detector, and every tone preset. Full comparison →

Real questions

You're probably wondering…

Your essay is one tap away.

Free 500-word trial. No card. No catch. No more red flags.

500 free words · no credit card · 30 seconds