Chapbook vs STRUT

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Chapbook compared with STRUT
Detail	Chapbook	STRUT
What it does	Turn a one-paragraph brief into a typeset nonfiction book with AI-generated chapters, guided editing, and publication-ready files	AI workspace and notebook for long-form writing
Stage	Startup	Not given
Founded	Not given	Not given
Based in	AE	Not given
Pricing model	Freemium	Freemium
Pricing	Free plan: 60 promotional Book Credits once, no card required. Creator plan: $29/month with 350 Book Credits. Author plan: $49/month with 850 Book Credits. Studio plan: $99/month with 2,200 Book Credits. Top-up packs: Small $12 for 100 credits, Medium $49 for 500 credits, Large $119 for 1,500 credit	Free: $0, includes one project with up to three documents, unlimited notes and version history, imported sources, and 50,000 lifetime starter AI tokens. Pro monthly: $9.99/month with 1,000,000 AI tokens per month. Pro annual: $69.99/year with 1,000,000 AI tokens per month.
Key features	AI-generated chapter outlines with user approval Generate up to 40,000 words of AI-drafted chapters Rewrite, expand or shorten individual passages Add up to 10 sources as PDFs, text or web pages Fact-checking read-through that flags unsupported claims Public book pages with reader email capture AI cover generation from book brief	AI writing operations scoped to a passage (expand, outline, strengthen, summarize, critique, tone, plot, rewrite) Long-form projects keeping notes, sources, documents, versions together Voice Profile keeps whole manuscripts in consistent voice Audio notes transcribed into the project Long-form editor with outline navigation, word goals, focus mode, and local style statistics
What makes it different	Read a free sample chapter and outline before paying You retain full ownership of all generated files and can publish anywhere Fixed credit prices shown before each action starts AI content disclosure checklist for Amazon KDP compliance	All writing and organization features work without AI; AI is optional AI operates on your notes and sources, not a blank prompt, keeping context across sessions Text never used to train AI models; all writing remains private Every AI result appears as a suggestion beside the draft; nothing rewrites in place without approval One project holds multiple chapters with notes and sources; suitable for book-length manuscripts
Community votes	0	0
DR (Domain Rating by Ahrefs)	1 no change since last check	43 −2 (down) since last check
Trust Flow (Majestic)	0	18
Citation Flow (Majestic)	15	35
Referring domains (Majestic)	3	324

5 details filled in for both companies.

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