Rewrite or reply to your messages before you send them, choosing from safer, funnier, or custom tones
AI-powered writing platform for detecting, humanizing, and checking plagiarism in academic and professional content
Stage
Startup
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Founded
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Based in
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US
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.
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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
AI content detector with 99.8% accuracy
AI humanizer to transform AI text into human-sounding writing
Plagiarism checker scanning billions of sources
AI writer for essays, homework, and summaries
AI chat for brainstorming and explaining topics
Text rewriter and spinner
AI detection remover
Chrome extension for writing anywhere
Support for over 100 languages
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
All-in-one platform combining AI detection, humanization, plagiarism checking, and writing in one workspace
tono
Smodin