A fully private writing aid for Mac that suggests the next words as you write
Source-based writing partner for research, writing, citing and polishing
Stage
MVP
Not given
Founded
2026
Not given
Based in
FR
GB
Pricing model
Paid
Freemium
Pricing
Free download. Studio license: €29 with Lightning, €39 by card. One-time purchase, no subscription.
Free plan includes limited daily AI output, AI commands, unlimited source finder, unlimited citation tool and formatting, AI companion, and AI detector. Paid plan starts from $7.9 per month if billed annually (60% savings), offering unlimited AI outline and drafting, unlimited AI output and commands
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
Draft Builder - structure papers with AI-generated outlines based on assignment details
Paragraph Copilot - brainstorm and develop ideas to overcome writer's block
AI Detector - highlights text that may seem AI-generated
Plagiarism Checker - identifies accidental plagiarism and areas needing citation
Citation Formatting - formats citations in APA, MLA, Harvard and other formats
Text Autosuggestion - context-aware suggestions while writing to overcome writer's block
Text Humanizer - improve authenticity and personal voice in writing
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
Source-based AI partner that writes with you, not instead of you
Built-in integration with 10M+ academic sources from legitimate libraries
Souffleuse
Litero AI