kitio.aiProWritingAid vs AI Book Generator
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. ProWritingAid starts at See pricing page and AI Book Generator starts at $9.99/mo. Check both pricing pages for current plans.
Write full ebooks automatically or chapter by chapter with AI help
Freemium · $9.99/moAt a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Grammar and spelling checks
- Style and pacing reports
- Scrivener integration
- AI rephrasing
- Manuscript critique
- Automatic full-book mode
- AI-assisted chapter writing
- AI book covers
- 30+ languages
- Download in multiple formats
- Online book editor
| Feature | ProWritingAid | AI Book Generator |
|---|---|---|
| Best for | Grammar checker and style editor built with fiction writers in mind | Write full ebooks automatically or chapter by chapter with AI help |
| Category | Writing | Writing |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $9.99/mo |
| Free plan | Yes | Yes |
| Made by | Orpheus Technology | AI Book Generator |
| Based in | United Kingdom | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
ProWritingAid starts at See pricing page and AI Book Generator starts at $9.99/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- Basic grammar and style checks
Premium
₹1,650/mo
- Everything in Free
- Story Canvas: 30 Idea Feedback runs
- Outline Crafter
Premium Pro
₹1,980/mo
- Everything in Premium
- 30 chapter critiques per day
- 15 creative nudges per day
4 plans
Free
Free
- AI-assisted writing mode
- Cover creation
Starter
$9.99/mo
- 10 credits a month
- Automatic mode with cover
- 1 book in queue
Pro
$39.99/mo
- 50 credits a month
- 3 books in queue
Advanced
$129.99/mo
- 200 credits a month
- 5 books in queue
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
ProWritingAid
- Deep style reports for long manuscripts
- Works with Scrivener and Word
- Lifetime licence option
- Interface can feel cluttered
- Free plan caps words per check
AI Book Generator
- Choice of automatic or guided writing
- Covers included in automatic mode
- Many languages and genres
- Automatic mode needs a paid plan
- Long books can take up to two hours
- Fully automatic text needs editing
Which one should you choose?
Choose ProWritingAid if you want:
- Deep style reports for long manuscripts
- Works with Scrivener and Word
- Lifetime licence option
Watch out: interface can feel cluttered.
Choose AI Book Generator if you want:
- Choice of automatic or guided writing
- Covers included in automatic mode
- Many languages and genres
Watch out: automatic mode needs a paid plan.
ProWritingAid vs AI Book Generator FAQ
What is the difference between ProWritingAid and AI Book Generator?
ProWritingAid: Grammar checker and style editor built with fiction writers in mind. AI Book Generator: Write full ebooks automatically or chapter by chapter with AI help. Both are writing tools.
Is ProWritingAid or AI Book Generator cheaper?
ProWritingAid starts at See pricing page and AI Book Generator starts at $9.99/mo. Check both pricing pages for current plans.
Do ProWritingAid and AI Book Generator have free plans?
ProWritingAid: Yes. AI Book Generator: Yes.
Who makes ProWritingAid?
ProWritingAid is made by Orpheus Technology, based in United Kingdom.
Who makes AI Book Generator?
AI Book Generator is made by AI Book Generator.
Which should I choose, ProWritingAid or AI Book Generator?
Choose ProWritingAid if you value deep style reports for long manuscripts and works with scrivener and word. Choose AI Book Generator if you value choice of automatic or guided writing and covers included in automatic mode.