AI-powered grammar checker and writing assistant for clear, error-free communication
Fix your AI outbound and save your reputation
Stage
Established
Startup
Founded
2018
2026
Based in
US
Not given
Pricing model
Freemium
Paid
Pricing
Free plan includes grammar and spelling checks, basic AI suggestions, limited paraphrasing, typing shortcuts, and browser extension. Linguix Pro costs $11.67/month (billed $140 annually) and includes advanced grammar and style suggestions, more AI-powered writing help, advanced paraphrasing, unlimit
Not given
Key features
AI-based writing assistant with grammar, punctuation and style suggestions
Text Rewriter to instantly rewrite sentences
Content Quality Score analyzing sentence length and vocabulary complexity
Intelligent shortcuts to reduce typing time by 90%
Style Guides for consistent corporate communications
Team Management with performance stats and employee activity reports
Works across multiple platforms including Gmail, Google Docs, and millions of websites
Advanced paraphrasing with tone, length, and clarity adjustments
Priority support for Pro subscribers
PASS, REVIEW or FAIL verdicts on emails
Detects unsolicited diagnoses and privacy intrusion
Catches generic flattery and fake familiarity
Identifies asymmetric asks and excessive homework
API integration for automated checking
MCP support for AI agents
Gmail and Outlook browser extensions
ChatGPT app integration
Structured JSON verdicts via API
What makes it different
Supports six languages for global teams
Rewriting technology makes sentences compelling and native-sounding
Helps teams maintain brand voice consistency through shared style guides
Available across multiple apps and devices with single account
Uses deterministic filters with fixed rules before applying AI analysis
Judges message form rather than facts it cannot verify
Scales across workflows and no-code platforms
Integrated with Zapier, Make, n8n, Clay and other tools
Linguix
MailDignity