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Grammarly vs Sudowrite
Both sit in AI writing & content. Here is how they differ on the things you can actually check.
On price: Sudowrite starts $2 a month cheaper than Grammarly ($10 against $12, 17% less) on its Hobby & Student tier. Both figures were read from the vendors' own pricing pages on the dates shown below.
Grammarly
grammarly.com
Grammar, clarity and tone suggestions across browser, desktop and mobile, plus generative drafting and a business style guide.
Free planAI Writing & Content
Visit GrammarlySudowrite
sudowrite.com
Drafting, description and rewriting tools built specifically for novelists, with story bibles and long-form context handling.
AI Writing & Content
Visit Sudowrite| Grammarly | Sudowrite | |
|---|---|---|
| Entry price | $12/mo | $10/mo |
| Entry plan | Pro | Hobby & Student |
| Paid annually | — | — |
| Price checked | 21 Sept 2026 | 21 Sept 2026 |
| Pricing model | Free plan | Free trial |
| Free plan | Yes | No |
| Category | AI Writing & Content | AI Writing & Content |
| Around since | 2009 | 2020 |
Every price here was read from the vendor's own pricing page, most recently on 21 Sept 2026. Entry tier only — vendors change pricing without notice.
Grammarly vs Sudowrite, answered
- Is Grammarly cheaper than Sudowrite?
- No — Sudowrite is the cheaper entry point, at $10 a month against Grammarly's $12, 17% less.
- Do Grammarly or Sudowrite have a free plan?
- Grammarly publishes an ongoing free plan; Sudowrite does not.
- What is the difference between Grammarly and Sudowrite?
- Grammarly: Grammar, clarity and tone suggestions across browser, desktop and mobile, plus generative drafting and a business style guide. Sudowrite: Drafting, description and rewriting tools built specifically for novelists, with story bibles and long-form context handling.
