At a glance
| ChatGPT | Sudowrite | |
|---|---|---|
| Pricing | Freemium | Free Trial |
| Free plan | Yes | Free trial only |
| Starting price | $8/month | $19/month |
| Category | Chatbot | Writing |
| Best for | Drafting, rewriting, and summarizing emails, reports, and marketing copy | Novelists drafting and expanding chapters from outlines |
Prices come from each official site and can change. Check the official pricing pages before subscribing.
Key features
ChatGPT
- Text chat with OpenAI's latest GPT models
- Image generation and image understanding (vision)
- Voice conversations, with video on paid plans
- Deep research mode for multi-source reports
- File uploads and data analysis
- Projects, memory, and scheduled tasks
- Codex coding agent and Excel, Word, and Google Sheets extensions
Sudowrite
- Write, Rewrite, Describe and Expand tools for fiction drafting
- Brainstorm tool for characters, plots and ideas
- Matches your writing style and keeps continuity across a series
- Muse and Ballad, Sudowrite's own fiction-focused AI models
- Access to 30+ additional AI models, including Claude and OpenAI models
- Developmental edits, line edits and beta-read feedback on Professional and Max
- Writes in 30+ languages, matching the language of your text
Pros
ChatGPT
- Free plan includes unlimited everyday text chats, subject to abuse guardrails
- Wide feature set in one app: chat, images, voice, search, and file analysis
- Available on web, iOS, and Android
- Low-cost Go plan at $8/month sits between Free and Plus
Sudowrite
- Built specifically for fiction rather than general business writing
- Free trial needs no credit card, and cancelling is easy
- Claims no rights over your writing or its outputs and doesn't train on your work
- Max plan rolls unused credits over for 12 months
Cons
ChatGPT
- Free plan limits uploads, image creation, deep research, and memory
- Go plan may include ads, and advanced reasoning models need Plus or higher
- Pro tiers start at $100/month
- Answers can contain factual errors and should be checked for important work
Sudowrite
- No permanent free plan; AI features require a paid subscription after the trial
- Credit-based limits can run out on long projects with lower tiers
- Non-English support is weaker; some features may fall back to English
- Less useful for nonfiction, marketing or business copy
Which one should you choose?
Choose ChatGPT if you need
- Drafting, rewriting, and summarizing emails, reports, and marketing copy
- Researching a topic with web search and deep research reports
- Analyzing spreadsheets and uploaded documents
- Writing, explaining, and debugging code
Choose Sudowrite if you need
- Novelists drafting and expanding chapters from outlines
- Screenwriters and long-form authors working through writer's block
- Students and hobby writers experimenting with fiction
- Self-published authors getting quick feedback before human beta readers
ChatGPT vs Sudowrite: FAQ
Is ChatGPT better than Sudowrite?
Neither is better for everyone. ChatGPT: OpenAI's advanced AI chatbot for conversational interactions and content generation. Sudowrite: Sudowrite is an advanced AI writing partner designed specifically for fiction writers to help brainstorm, write, and edit novels faster. Pick ChatGPT for drafting, rewriting, and summarizing emails, reports, and marketing copy, and Sudowrite for novelists drafting and expanding chapters from outlines.
Which is cheaper, ChatGPT or Sudowrite?
ChatGPT's paid plans start at $8/month, compared with $19/month for Sudowrite, based on each official pricing page at the last update. Limits differ between plans, so compare what each tier includes.
Do ChatGPT and Sudowrite have free plans?
ChatGPT has a free option. Sudowrite offers a free trial, then requires a paid plan.