A fully private writing aid for Mac that suggests the next words as you write
The editor that makes you think sharper
Stage
MVP
Not given
Founded
2026
Not given
Based in
FR
US
Pricing model
Paid
Freemium
Pricing
Free download. Studio license: €29 with Lightning, €39 by card. One-time purchase, no subscription.
Free plan at $0/month with basic writing features and limited AI allowance. Plus plan at $9/month with unlimited docs, encrypted cloud backups, external connections, and x5 more AI usage. Pro plan at $29/month with all Plus features plus multi-agent mode and x15 more AI usage, marked as Best value.
Key features
Real-time text suggestions under cursor
Learns your writing style over time
Tone adjustment with '//' command
Translation while typing
Automatic typo correction
Emoji picker with keyboard shortcut
Usage ledger tracking keystrokes saved
Works offline after initial setup
Runs in Mail, Notes, Messages, Safari and most Mac apps
Encrypted local history
Intelligent AI assistant with chat, edit and write capabilities
True offline experience with local file storage
Web research and image generation
Deep mode for complex creative tasks
Multi-agent mode for collaborative AI
Import and export multiple file formats
Encrypted cloud backups
Page and pageless document viewing modes
External connections for integrations
What makes it different
One-time purchase with no subscription or daily limits
Learns your personal style and tone
Works offline in any Mac app
Built-in translation for multiple languages
Keeps your files locally on your machine instead of on company servers
Combines offline-first document editing with integrated AI without tab-hopping
Works with your existing file formats and imports from popular platforms
Fast performance for large documents with flexible viewing options
Designed for writers and thinkers who care about word quality
Souffleuse
Strokes