First Book AI vs Thundercontent

Comparing the features of First Book AI to Thundercontent

Feature
First Book AI
Thundercontent

Capability Features

Admin Features
AI Book Agent
AI Chat
AI Video Editor
AI Voice Generator
AI Writing Assistant
Book Credits Additive
Book Structure
8 chapters, 24–32 sections
Collaboration
Content Generation Speed
20X faster
Content Management
Content Ownership
Content Types Supported
blog postsmarketing copiesadsemailswebsite content
Custom Tone of Voice
30
Edit Content
Full-Length Book Generation
Guided Book Creation
Language Selection
140
No Learning Curve
No Training on User Data
Plagiarism-Free Guarantee
Priority Support Team
Publish on Amazon KDP
Quick Access
Quick Sign Up
2 min sign up
Roadmap Features
Additional languagesIn-text references & citationsReal-time collaborationAdvanced analytics
Section Editing
SEO Optimization
Setup Call Included
Speaking Styles
31
Step-by-step Guidance
Step-by-Step Questionnaire
Support Response Time Team
Within one business day
Supported Languages
FrenchEnglishGermanSpanishDutchPortugueseBrazilianItalianPolishRussianChineseJapaneseBulgarianCzechDanishEstonianFinnishGreekHungarianLithuanianLatvianRomanianSlovakSlovenianSwedish
Team Use
Unique Content Generation
Voice Options
270

Integration Features

EPUB/MOBI Workflow
Export Format
Microsoft Word (.docx)Google DocsPDF (print-ready)
pdfhtml5txt
Export to DOCX
Export to PDF
Google Data Integration
Google Docs Export

Limitation Features

Current Languages
English only (as of now)
Manuscript Length Target
≈30k–35k words
No API Access
No ChatGPT Limitations
No Plugin Support
Plagiarism Responsibility
User responsibility

Pricing Features

1 Book Plan
$19 one-time
10 Books Plan
$129 one-time
3 Books Plan
$47 one-time
30-Day Money Back Guarantee
50 Books Plan
$449 one-time
Book Credit Bundles
1 Book – $193 Books – $4710 Books – $12950 Books – $449
Free Tier
Free Trial
Money-Back Guarantee
5-day 100% money back guarantee
No Monthly Fees
No Subscription
One Time Payment
Refund Policy Duration
14-day money-back guarantee