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★ Winner
Grammarly
AI Writing & Content
★ 4.5
rating
$12/mo (Pro, annual)
starts at
Free
tier
VS
Sudowrite
AI Writing & Content
★ 4.2
rating
$19/mo (Hobby, 30K words)
Quick verdict
Grammarly wins for anyone who writes professionally and wants real-time grammar.
Grammarly has a 4.5 rating vs 4.2 for Sudowrite. Sudowrite is the better pick if you need fiction writers, novelists, and screenwriters who want an ai co-writer that unde.
Performance overview
Grammarly
Sudowrite
Overall
4.54.2
Ease of use
4.33.8
Value for money
4.14.0
Features
Side-by-side comparison
Choose based on your needs
Choose Grammarly if...
Best for
Anyone who writes professionally and wants real-time grammar, tone, and clarity improvements everywhere.
Works everywhere you type with seamless integrations
Best-in-class grammar and clarity suggestions
Choose Sudowrite if...
Best for
Fiction writers, novelists, and screenwriters who want an AI co-writer that understands storytelling.
Story Engine maintains plot and character continuity across chapters
Fiction-specific features that no other AI tool offers