| What it does | Context-aware AI book editor for authors
| AI cold email writer for B2B founders who hate writing outreach
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| Stage | Not given
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| Founded | Not given
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| Based in | AT
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| Pricing model | Freemium
| Freemium
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| Pricing | Octavo: Free forever (1 project, 3 research files, limited AI usage). Quarto: $20/month or $200/year (unlimited projects, 50 files per project, 10× more AI usage). Folio: $100/month or $1,000/year (unlimited research files, 5× more AI usage than Quarto, priority queue, early access to new models).
| Free plan: 5 AI generations per day. Pro plan: $29 per month (billed monthly) or $23.20 per month (billed annually, save $69.60 per year). Pro includes 100 AI generations per day, all copy formats, copy history and favorites, and priority support.
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| Key features | - Context-aware AI suggestions that read your chapters first
- Source-grounded edits from PDFs, URLs, and YouTube transcripts
- Red and green diffs requiring your approval
- Export to Amazon KDP, Apple Books, Lulu, IngramSpark, Google Play Books, Draft2Digital
- Chapter-aware AI agent
- Citation engine with Chicago-formatted bibliography
- Front matter and back matter editor
- Version history to save and restore manuscript versions
- Clean PDF and EPUB export with professional typography
| - AI cold email generator with deliverability scoring
- Multi-format copy generation including emails, social posts, ads, and product descriptions
- 5 free generations daily with no credit card required
- GDPR-compliant data storage
- Copy history and favorites
- Follow-up sequences
- Export to PDF or DOCX
- 30-second email generation
- No generic templates
- Built specifically for B2B
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| What makes it different | - Keeps your entire book and research in context, unlike chat windows that start fresh each session
- Returns edits as approvable diffs you control, not auto-inserted changes
- Built specifically for book publishing with real front matter, back matter, and professional export formats
| - Purpose-built for AI cold email writing from the start, not AI bolted on later like competitors
- Deliverability scoring on every draft to prevent spam filtering
- You send from your own inbox, keeping your sender reputation under your control
- No credit card required to start with 5 free daily generations
- Generates multiple copy formats from one prompt
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 2 ● no change since last check | 10 ▼ −1 (down) since last check |
| Trust Flow (Majestic) | 4 | 5 |
| Citation Flow (Majestic) | 22 | 20 |
| Referring domains (Majestic) | 7 | 19 |