Correct, natural English in every Mac app you write in
AI writing critique tool for serious authors
Stage
Not given
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Founded
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Based in
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Pricing model
Freemium
Not given
Pricing
Free: unlimited spelling, 30 grammar checks, 10 AI actions and 20 predictions per day. Pro: $144/year or $20/month, everything unlimited. Team: $15/seat/month or $180/year per seat.
Core Plan: $19/month (200,000 words of editing per month, limited rewriting ability). Pro Plan: $29/month (300,000 words of editing per month, able to rewrite entire chapters and books). A one-time free word sample is available for new accounts.
Key features
Real-time spelling and grammar correction in any macOS app
Fixes explained in your language (11 languages supported)
Tone checking and adjustment for different contexts
Rewrite and rephrase suggestions
Explain incoming messages and generate replies
Write in your language and get English translations
Word predictions and auto-complete
Personal dictionary and learning words
Works in Mail, Slack, Teams, GitHub, Notion and 10+ other apps
Team plan with shared brand rules and dictionaries
Sentence-level literary feedback
Paragraph-level literary feedback
Passage-level literary feedback in context
Chapter-level literary feedback in context
Book-level literary feedback in entire context
One-click text rewriting with AI
Entire chapter rewriting on Pro Plan
Entire book rewriting on Pro Plan
300,000-word context window on Pro Plan
Progressive learning through interactive Q&A
What makes it different
Designed specifically for non-native English speakers with fixes explained in 11 languages
Works in-app without switching windows or copying and pasting
Cloud checks discarded immediately, never stored or used for training
Unlimited spelling fixes even on free plan with no account required
Human book editors charge thousands but AI Book Editor starts at $19 per month
Gives almost immediate feedback while human editors take weeks
300,000-word context window three times more than average novel
All output belongs 100% to the user for commercial use
WriteNative
AI Book Editor