fastwrite vs Sudowrite
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
fastwrite compared with Sudowrite
| Detail | 
fastwrite | 
Sudowrite |
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| What it does | AI writing assistant for academic papers integrated into Microsoft Word
| AI writing partner for fiction that helps novelists draft, describe, rewrite, and finish books while keeping their own voice
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| Stage | Not given
| Established
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| Founded | Not given
| 2020
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| Based in | DE
| Not given
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| Pricing model | Freemium
| Free trial
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| Pricing | Not given
| Not given
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| Key features | - Search over 20 million scientific papers using natural language queries
- Upload and chat with PDFs up to 1,000 pages per document
- AI-powered sentence and paragraph completion in Word with source citations
- Deep Review evaluation against nine university grading criteria
- Automatic APA 7 citation formatting
- Cross-document PDF search within entire project library
- Connector integration with Claude and ChatGPT
- Own-sources-only mode restricting generation to personal documents
- Available on macOS, Windows, and Web App
| - Write feature with style-matching suggestions for overcoming writer's block
- Describe and Expand to turn sparse sentences into vivid sensory prose
- Rewrite feature for revising and tightening prose without losing intent
- Story Bible for maintaining character, world, and plot consistency across manuscripts
- Canvas for visual story planning with outline templates
- Chat for asking questions about your story grounded in Story Bible
- Feedback feature providing five actionable areas for improvement
- Visualize to generate character art from descriptions
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| What makes it different | - Integrated directly into Microsoft Word workflow without switching applications
- Prevents plagiarism by automatically inserting citations and suggesting paraphrasing
- Specifically optimized for academic writing using custom language models
- Evaluates work against actual university grading criteria with specific improvement suggestions
- All work remains private and never used for model training
| - Proprietary Muse and Ballad AI models trained specifically for fiction
- Built by writers for writers who understand storytelling craft
- Keeps your unique voice instead of producing generic chatbot prose
- Unlimited creative freedom including unfiltered writing of adult scenes
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 15 ▲ +1 (up) since last check | 73 ● no change since last check |
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| Trust Flow (Majestic) | 17 | 29 |
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| Citation Flow (Majestic) | 27 | 47 |
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| Referring domains (Majestic) | 153 | 4731 |
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4 details filled in for both companies.
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