Source-based writing partner for research, writing, citing and polishing
Autocomplete and AI assistant for Mac and Windows, built on a private account of your work
Stage
Not given
Startup
Founded
Not given
2026
Based in
GB
AU
Pricing model
Freemium
Freemium
Pricing
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
Not given
Key features
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
Autocomplete with Tab to accept drafts
Error detection and fact-checking
Cross-app integration
Source attribution for every suggestion
Context-aware AI assistance
One-click pause and privacy control
Encrypted data storage
Read-only app connections
Natural writing style matching
What makes it different
Source-based AI partner that writes with you, not instead of you
Built-in integration with 10M+ academic sources from legitimate libraries
Finishes sentences from your actual work history and connected files, not generic AI
Shows source for every suggestion so you can verify it before accepting
Catches mistakes and contradictions between what you're writing and your work history
Works inline in the apps you already use without installation
You stay the author with full control over what gets written
Litero AI
Opsis