A fully private writing aid for Mac that suggests the next words as you write
Native AI writing assistant for Mac and Windows
Stage
MVP
Not given
Founded
2026
Not given
Based in
FR
LU
Pricing model
Paid
Paid
Pricing
Free download. Studio license: €29 with Lightning, €39 by card. One-time purchase, no subscription.
Monthly subscription €8/month or annual subscription €75/year (€6.25/month with 22% savings). Both plans include full access to all features: unlimited devices, unlimited AI requests, multi-language support, works in any app, and 30 days money back guarantee.
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
Grammar and spelling correction with AI-powered suggestions
Instant translation to and from any language
Tone adjustment from casual to professional, friendly, or persuasive
Text summarization into bullet points
Smart rephrasing for clarity and flow
Custom prompts with keyboard shortcuts
BYOK support with OpenRouter integration
Works in any application without tab switching
Multi-language interface support
GDPR compliant with EU data centers
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
Native desktop application that works everywhere without browser dependency or tab switching
Privacy-first architecture with zero data storage or processing of user texts
Highly customizable with custom prompts and hotkeys for personalized workflows
Contextually accurate translations that preserve meaning, not just words
All-in-one tool covering grammar, translation, content generation, and tone adjustment
Souffleuse
Pismo