CompareStack/Sudowrite vs QuillBot
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Updated March 2026 · Independent Analysis

SudowritevsQuillBot

QuillBot starts at $13/mo, 32% cheaper than Sudowrite's $19/mo. QuillBot is rated higher at 4.7/5 vs Sudowrite's 4.5/5.

S
Sudowrite

AI writing partner purpose-built for fiction authors, with tools for brainstorming, drafting, and overcoming writer's block.

★ 4.5/5Founded 2020100K+ users
Try Sudowrite Free →
Q
QuillBot

All-in-one AI writing toolkit with paraphrasing, grammar checking, plagiarism detection, and citation generation.

★ 4.7/5Founded 201735M+ users
Try QuillBot Free →

⚡ Quick Stats

⭐
Avg Rating
Sudowrite4.5/5
QuillBot4.7/5
🏆 QuillBot wins
💰
Starting Price
Sudowrite$19/mo
QuillBot$13/mo
🏆 QuillBot wins
🔧
Features
Sudowrite12
QuillBot12
🏆 Sudowrite wins
🎁
Free Plan
SudowriteNo
QuillBotYes ✓
🏆 QuillBot wins

📊 Ratings Breakdown

S

Sudowrite

4.5/5 avg
G2 Score4.5/5
Capterra Score4.4/5
Overall Avg4.45/5
Q

QuillBot

4.7/5 avg
G2 Score4.6/5
Capterra Score4.7/5
Overall Avg4.65/5

⚡ Quick Verdict

Independent analysis based on features, pricing, and user ratings

Choose Sudowrite if you need:
  • ✓ Story Engine
  • ✓ Canvas
  • ✓ Describe AI
  • ✓ Brainstorm
  • ✓ Rewrite
Try Sudowrite Free →
Choose QuillBot if you need:
  • ✓ Paraphrasing tool
  • ✓ Grammar checker
  • ✓ Plagiarism checker
  • ✓ Citation generator
  • ✓ Summarizer
Try QuillBot Free →

🔧 Feature Comparison

Sudowrite uniquely offers Story Engine, Canvas, Describe AI. QuillBot uniquely offers Paraphrasing tool, Grammar checker, Plagiarism checker. Both share 0 features.

Feature
Sudowrite
QuillBot
Story Engine
✓
✗
Canvas
✓
✗
Describe AI
✓
✗
Brainstorm
✓
✗
Rewrite
✓
✗
First Draft
✓
✗
Poem generator
✓
✗
Describe tool
✓
✗
Feedback mode
✓
✗
Characters
✓
✗
World building
✓
✗
Outline generator
✓
✗
Paraphrasing tool
✗
✓
Grammar checker
✗
✓
Plagiarism checker
✗
✓
Citation generator
✗
✓
Summarizer
✗
✓
Co-writer
✗
✓
Translator
✗
✓
Word flipper modes
✗
✓
MS Word add-in
✗
✓
Chrome extension
✗
✓
Flow mode
✗
✓
Compare modes
✗
✓
Total Features
12
12

💰 Pricing Comparison

QuillBot starts at $13/mo, 32% cheaper than Sudowrite's $19/mo.

S

Sudowrite Plans

Paid plans only

HobbyBest Value
$19/mo
  • • 30K AI words/mo
  • • Story Engine
  • • Canvas
Professional
$29/mo
  • • 90K AI words/mo
  • • All features
  • • Priority support
Max
$129/mo
  • • 300K AI words/mo
  • • Highest limits
  • • Team access
Full Sudowrite pricing breakdown →
Q

QuillBot Plans

Free tier available

Free
Free
  • • 125 words/paraphrase
  • • 3 modes
  • • Grammar checker
PremiumBest Value
$13/mo
  • • Unlimited length
  • • All 8 modes
  • • Plagiarism checker
Full QuillBot pricing breakdown →
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❓ Frequently Asked Questions

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