Rewrite or reply to your messages before you send them, choosing from safer, funnier, or custom tones
AI text humanizer that turns AI-generated drafts into natural writing
Stage
Startup
Not given
Founded
Not given
Not given
Based in
Not given
HK
Pricing model
Freemium
Freemium
Pricing
Free: $0 forever for on-device rewrites with unlimited rewrites, no account required. Pro: $3.99/month or $39.99/year; new subscribers get a 14-day free trial and can cancel anytime.
Basic Year: $5/mo ($60 billed annually) with 240,000 words/year; Pro Year: $10/mo ($120 billed annually) with 960,000 words/year; Unlimited Year: $15/mo ($180 billed annually) with unlimited AI humanization
Key features
Safer tone that clarifies and reduces hostility
Funnier tone that changes register
Custom tone by typing your own instructions
Cloud rewrites for Pro subscribers
How I Sound feature to apply your voice to rewrites
Support for longer drafts on Pro
Works in iPhone keyboard and as an app
Context-aware sentence reconstruction
Contextual lexical selection based on semantic context and register
Rhythm and linguistic variation
Tone and register adaptation
Semantic preservation to maintain original intent and meaning
Support for 17 mainstream languages
Works with multiple AI writing tools
AI detector integration
Up to 5,000 words per batch
Browser extension for Chrome and Edge
What makes it different
Never sends messages automatically—you always copy and send manually
Drafts never used to train models; privacy-first design
Free on-device rewrites with no daily limits or quotas
Works directly in iPhone keyboard for seamless workflow
Proprietary humanization model specifically optimized for AI text instead of general-purpose AI
Preserves semantic meaning with 100% semantic preservation guarantee
Privacy-first approach with immediate text deletion
Helps 100M+ words polished daily across hundreds of thousands of users
92% pass rate increase with major AI detectors after humanization
tono
Unfox AI Humanizer