$39 a month (launch price for first 100 seats), then $59, then $79. Team plan: $149 a month for 5 people, $29 per extra person. 7-day free trial with card required.
Free: 100 welcome credits. Plus: US$29/month with 1,000 credits per month. Pro: US$59/month with 4,000 credits per month. Max: US$99/month with 10,000 credits per month. Yearly option saves 2 months (one payment for 10 months of the monthly price).
Key features
Voice profile learned from your own posts
Interview-based fact gathering
Six editorial checks before publishing
Typeset cards and carousels
Story Bank for facts and stories
Commenter sorting by buyer type
Approval queue for posts, replies and comments
Integration with Claude, ChatGPT and Cursor
Weekly review vs your usual posts
Chrome extension
Write from documents, notes, talks, recordings, or ideas
Support for 100+ languages
Multiple input formats including PDF, Word, MP3, MP4
AI-powered chapter writing
Built-in editor with chat interface
Export in multiple formats: DOCX, EPUB, PDF, HTML, KDP pack
Cover and illustration generation
Specialized book skills for memoir, novel, biography
Unlimited web search for research
Unlimited book storage
What makes it different
Drafts in your established voice instead of sounding generated
Requires human approval for every post before publishing
Facts checked and traced to sources or your Story Bank
Learns from your own posts, not generic templates
You retain full ownership and commercial rights to your finished book
Content not used to train AI models
Start writing with just a sentence or bring complete materials
Free tier includes 100 credits with no card required
All-in-one workspace from drafting through publication
Kalamos
Booova