Grammarly vs ProWritingAid
Updated June 2026 · A structured head-to-head comparison.
AI grammar, style and rephrasing editor
The verdict
Both Grammarly and ProWritingAid are credible ai writing tools, and the right pick comes down to your priorities.
Choose Grammarly if you want broader platform coverage. AI writing assistant for grammar, tone, and clarity.
ProWritingAid - AI grammar, style and rephrasing editor
Grammarly vs ProWritingAid: side by side
| Dimension | Grammarly | ProWritingAid |
|---|---|---|
| Starting price | Free - $12/mo | Free - $10/mo |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Best for | Professionals, Students, Teams | Authors, Content Creators |
| Platforms | Web, Mac, Windows, Ios, AndroidWinner | Web, Mac, Windows |
| Rating | 4.6/5 | 4.4/5 |
Grammarly key facts
- Vendor
- Grammarly, Inc.
- Pricing
- Freemium - Free - $12/mo
- Free tier
- Yes
- Platforms
- Web, Mac, Windows, Ios, Android
- Best for
- Professionals, Students, Teams
- Editor rating
- 4.6 / 5
- Founded
- 2009
- Headquarters
- San Francisco, CA, USA
ProWritingAid key facts
- Vendor
- Orpheus Technology
- Pricing
- Freemium - Free - $10/mo
- Free tier
- Yes
- Platforms
- Web, Mac, Windows
- Best for
- Authors, Content Creators
- Editor rating
- 4.4 / 5
- Founded
- 2012
- Headquarters
- London, UK
Frequently asked questions
Is Grammarly better than ProWritingAid?
Neither is universally better - Grammarly edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is Grammarly or ProWritingAid cheaper?
Grammarly is the more affordable of the two to get started, at free - $12/mo. Grammarly starts at free - $12/mo; ProWritingAid starts at free - $10/mo.
Can Grammarly replace ProWritingAid?
Yes for most teams - both are ai writing tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.