Correct, natural English in every Mac app you write in
AI-powered LaTeX editor for researchers to write, cite, and publish papers faster
Stage
Not given
Startup
Founded
Not given
2024
Based in
Not given
Not given
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 Plan: 2 projects, 30 compiles, 2 AI completions per month, basic templates; Research Pro: $16/month (or $14/month billed annually) with unlimited AI features, collaboration, grammar checking, deep research, and priority support. 14-day money-back guarantee on Pro.
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
Deep research across 200M+ papers and patents
AI writing assistant for equations and arguments
Real-time collaborative editing
AI paper review with venue-style feedback
500+ venue templates
Free LaTeX tools: converters, validators, equation from image
GitHub sync and version history
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 AI co-author across the entire research workflow from discovery to publication
Search 200M+ papers and patents with AI understanding of claims and methods
Rich text editing that outputs real LaTeX without learning syntax