The most advanced AI humanizer that transforms AI-generated text into natural, human-sounding content
Proofreading and dictation for Windows using your own AI provider
Stage
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Founded
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Based in
CA
GB
Pricing model
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Pricing
Free plan: $0/month with 300 words output. Starter: $15/month ($99/year) with 25,000 words/month. Plus: $25/month ($168/year) with 60,000 words/month. Unlimited: $49/month ($312/year) with unlimited words/month.
$39.99 one-time at launch (regular price $99.99). 14-day free trial. Plus separate charges from your chosen AI provider.
Key features
Multi-tone voice adaptation for professional, casual, academic, or creative writing styles
Guaranteed undetectable AI content with free rewrite guarantee
Support for 80 languages including English, Chinese, Spanish, French, and German
100% plagiarism-free and original content with zero duplicate text
Built-in AI detector for accurate content assessment
Generate human-sounding content from scratch without using frontier models
Proofreading with change explanation and selection review
Dictation with direct text insertion into any application
Writing profiles that learn your style for different contexts
Local encrypted history of all corrections and dictations
Support for multiple AI providers including OpenAI, Claude, Grok, OpenRouter, and Groq
Works on up to 3 devices with licence deactivation
14-day free trial with no credit card required
Compatible with Word, Slack, email, browsers, IDEs, and terminals
What makes it different
Only AI humanizer that actually works with proven results
Creates natural, authentic content tailored to user needs instead of robotic output
Models continuously trained and updated against evolving AI detection landscape
Your writing never touches ProofFlick servers; it goes directly to your chosen AI provider
Bring your own AI provider key to control where your data goes and manage costs directly
Writing profiles adapt corrections to match your personal style for different contexts
GPTHuman
ProofFlick