QuillBot vs Sudowrite
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both QuillBot and Sudowrite are credible ai writing tools, and the right pick comes down to your priorities.
Choose QuillBot if you want a lower starting price (free – $9.99/mo) and a free plan to start on. AI paraphrasing and writing.
Sudowrite — AI writing partner for fiction.
QuillBot vs Sudowrite: side by side
| Dimension | QuillBot | Sudowrite |
|---|---|---|
| Starting price | Free – $9.99/moWinner | From $19/mo |
| Free plan | YesWinner | No |
| Pricing model | Freemium | Subscription |
| Best for | Students, Writers | Writers, Novelists |
| Platforms | Web | Web |
| Rating | 4.5/5 | 4.5/5 |
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
Sudowrite key facts
- Vendor
- Sudowrite
- Pricing
- Subscription — From $19/mo
- Free tier
- No
- Platforms
- Web
- Best for
- Writers, Novelists
- Editor rating
- 4.5 / 5
- Founded
- 2020
- Headquarters
- USA
Frequently asked questions
Is QuillBot better than Sudowrite?
Neither is universally better — QuillBot 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 QuillBot or Sudowrite cheaper?
QuillBot is the more affordable of the two to get started, at free – $9.99/mo. QuillBot starts at free – $9.99/mo; Sudowrite starts at from $19/mo.
Can QuillBot replace Sudowrite?
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.