Correct, natural English in every Mac app you write in
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Based in
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US
Pricing model
Freemium
Freemium
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.
Free trial: 7 days with 500 KI-Credits, no credit card required. Pro: $20/month ($16.67/month billed yearly) with 2,000 KI-Credits per month. Scholar: $60/month ($50/month billed yearly) with 6,000 KI-Credits per month, team of 6 people included, additional seats $10/person/month. KI-Credit packages
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
PDF and EPUB reader with highlighting and annotations
Automatic source attribution for notes
Support for 10,000+ citation styles including APA, IEEE, GB/T 7714
AI-assisted writing from verified sources
Import from Zotero, BibTeX, and RIS
Import notes from Obsidian Vault and Notion
Real-time collaboration with role-based permissions
Infinite whiteboard for visual thinking and organization
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
Unified workflow from reading to submission with traceable source attribution for every statement
Persistent knowledge tree that grows across projects, with AI-powered connection discovery
AI writing that only drafts from user's own verified sources, maintaining research integrity
Repurpose sourced notes into posters, slides, infographics without re-typing
Offline writing with automatic synchronization across devices and team members
WriteNative
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