Castly vs Muse by Sudowrite

Comparing the features of Castly to Muse by Sudowrite

Feature
Castly
Muse by Sudowrite

Capability Features

Accurate POV & Tense
Adheres to Story Bible
Aligns with Style and Genre
Believable Dialogue
Chapter-Length Output
Cliffhanger Endings
Content Sharing
Data Not Used for Training
Dynamic Pacing
Ethical Dataset Consent
Exclusively Trained on Fiction
Fiction-Specific AI Model
Hook-y Openings
Longer Scene Output
Longer, Varied Sentences
Matches User Writing Style
More Specific Descriptions
Multi-step Agentic Workflow
No Content Filters
Pro Tier PDF Uploads
Unlimited
Pro Tier Published Posts
Unlimited
Question Answering over Audio
Question Answering over YouTube
Readability Enhancement
Secure by Design
Show, Don't Tell
Start Late, End Early
Text Editor Interface
Unlimited Chats
User Content Ownership

Integration Features

Active Discord Community
Exclusivity to Sudowrite
Available only in Sudowrite
PDF File Support

Limitation Features

Free Tier PDF Size Limit
10
Free Tier Published Posts
5
Lack of API or 3rd Party Integrations
No Information on Paid Plans
Not Available Outside Sudowrite
Only for Fiction
Pro Tier PDF Size Limit
50

Pricing Features

Free Tier
Free Tier PDF Uploads
5
No Credit Card Needed
Pro Plan Price
$12/month