Grammarly vs QuillBot
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both Grammarly and QuillBot 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.
QuillBot — AI paraphrasing and writing.
Grammarly vs QuillBot: side by side
| Dimension | Grammarly | QuillBot |
|---|---|---|
| Starting price | Free – $12/mo | Free – $9.99/mo |
| Free plan | Yes | Yes |
| Pricing model | Freemium | Freemium |
| Best for | Professionals, Students, Teams | Students, Writers |
| Platforms | Web, Mac, Windows, Ios, AndroidWinner | Web |
| Rating | 4.6/5 | 4.5/5 |
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
QuillBot key facts
- Vendor
- Course Hero
- Pricing
- Freemium — Free – $9.99/mo
- Free tier
- Yes
- Platforms
- Web
- Best for
- Students, Writers
- Editor rating
- 4.5 / 5
- Founded
- 2017
- Headquarters
- Chicago, IL, USA
Frequently asked questions
Is Grammarly better than QuillBot?
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 QuillBot cheaper?
Grammarly is the more affordable of the two to get started, at free – $12/mo. Grammarly starts at free – $12/mo; QuillBot starts at free – $9.99/mo.
Can Grammarly replace QuillBot?
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.