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Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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A
Sudowrite
S
Reflect
A
Ollama
S
TaglineGoogle Docs with an AI collaborator baked in.AI writing tool built specifically for fiction writers.AI-powered networked notes. Roam with a brain.Run LLMs locally. One-line install, GUI optional.
CategoryWritingWritingProductivityDev Platform
PricingFree + $12/mo$19-$59/mo$10/moFree + open source
Best forEssays, long-form drafts, thinking on the page.Novelists, screenwriters, fiction short-form writers.Knowledge workers + thinkers who want AI in their second brain.Devs wanting offline/local LLMs for privacy or experimentation.
Strengths
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Brainstorm, expand, rewrite modes designed for fiction
  • Story Bible for character + plot tracking
  • Understands voice + tone better than generic chatbots
  • AI auto-links related notes
  • Generates backlinks + summaries
  • Clean, minimal UX
  • Run Llama, Mistral, Qwen, etc. on your laptop
  • Simple CLI + API
  • Hardware-aware (picks the right quant)
Weaknesses
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Pricey for casual use
  • Fiction-only focus — not for business writing
  • Expensive for just notes
  • Smaller community than Obsidian
  • Needs beefy laptop for larger models
  • Speed way behind cloud APIs
Kai's verdictA-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier for fiction. If you're writing a novel, this beats raw ChatGPT every time.A-tier. Niche but beloved. If you've outgrown Notion, try this.S-tier for local inference. If you care about privacy or want to tinker, install this today.
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