Grammarly vs ProWritingAid Pricing (2026)
How do these two stack up on price? Here's what each one costs, what you get, and where the value sits.
| Grammarly | ProWritingAid | |
|---|---|---|
| Starts at | $30/mo | $30/mo |
| Number of plans | 3 | 3 |
| Free plan | ||
| Free trial | — | — |
| Pricing model | per-seat | flat-rate |
Free
- Write without mistakes
- See your writing tone
- Generate text with 100 AI prompts
Pro
Popular- Everything included in Free
- Rewrite full sentences
- Adjust your writing tone
- Stay on-brand
- Generate text with 2,000 AI prompts
Enterprise
- Proactive AI that works in every app and tab
- Unlimited members
- Dedicated support
- Confidential mode
- Granular roles and permissions
- Data loss prevention
- Unlimited generative AI prompts
Free
- 500 word count limit
- 2 runs per report per day
- 10 Rephrases per day
- 3 Sparks per day
- Grammar, spelling, punctuation
- Word Explorer & Thesaurus
- Document type setting
- 100% data security and privacy
Premium
- Unlimited word count
- Unlimited report runs
- Unlimited Rephrases
- 5 Sparks per day
- Advanced style improvements
- Custom style guide
- Snippets
- 25+ writing analysis reports
- Customizable suggestions
- Terminology management
- Author comparison
- Citations
- Collaboration
- Unlimited document storage
- 1 Chapter Critique per day
- Up to 40% off Story Credits
Premium Pro
Popular- 50 Sparks per day
- 3 Chapter Critiques per day
- Up to 65% off Story Credits
- Live workshops with top authors & editors
- On-demand expert workshop library
- Daily cowriting sprints (beta)
- Group critique sessions (beta)
- Writer networking events (beta)
- Guided writing challenges (beta)
Grammarly vs ProWritingAid FAQ
- Which one is cheaper?
- They both start at the same price — $30/mo. The difference is in what you get at each tier.
- Can I use either one for free?
- Both offer free plans, so you can try each without paying. Start with whichever fits your workflow better and upgrade when you hit the limits.
- How do they charge?
- Different approach here. Grammarly uses per-seat pricing, while ProWritingAid goes with flat-rate. That changes the math depending on your team size and usage.
- Which one is a better deal?
- Depends on what you need. Grammarly: At $12/seat annually, they're priced above basic grammar tools but well below full AI writing suites — positioning themselves as the serious-but-accessible option for knowledge workers. They're going after teams that have outgrown free tools but aren't ready to justify a heavier AI platform spend. ProWritingAid: At $10/month annually, they're undercutting Grammarly Premium (typically $12-15/month) while targeting a more writing-craft-focused audience — think authors and editors, not just business writers. The lifetime option is a bold differentiator that signals confidence in retention and appeals to cost-conscious power users who hate subscriptions.
Keep tabs on both.
We'll monitor pricing changes for Grammarly and ProWritingAid and let you know when something moves.