QuillBot
Ulysses
| Feature | QuillBot | Ulysses |
|---|---|---|
| Pricing | Free / from $9.95/mo | From $5.99/mo |
| Free Plan | ✓ Yes | ✗ No |
| Rating | 4.3 / 5 | 4.6 / 5 |
| Best For | students, academics, non-native-speakers, writers, researchers | authors, bloggers, journalists, apple-users |
| Founded | 2017 | 2013 |
| Paraphrasing | ✓ | ✗ |
| Grammar Check | ✓ | ✗ |
| Summarizer | ✓ | ✗ |
| Translator | ✓ | ✗ |
| Citation Generator | ✓ | ✗ |
| Browser Extension | ✓ | ✗ |
| Word Plugin | ✓ | ✗ |
| Markdown Editor | ✗ | ✓ |
| Library Organization | ✗ | ✓ |
| Goals And Deadlines | ✗ | ✓ |
| Publishing | ✗ | ✓ |
| Icloud Sync | ✗ | ✓ |
| Split View | ✗ | ✓ |
✓ QuillBot Pros
- Excellent paraphrasing with multiple modes
- Integrated grammar checker
- Works within Google Docs and Word
- Affordable premium plan
✗ QuillBot Cons
- Paraphrasing can change meaning
- Free tier limits paragraph length
- Less powerful than full AI assistants
✓ Ulysses Pros
- Beautiful distraction-free writing
- Excellent library management
- Direct publishing to blogs
- iCloud sync across devices
✗ Ulysses Cons
- Apple ecosystem only
- Subscription model controversial
- No Windows support
The Verdict
QuillBot is built for students and academics, with a focus on paraphrasing and grammar-check. Ulysses targets authors and bloggers and leads with markdown-editor and library-organization.
Pricing is close: Ulysses starts at $5.99/mo versus $9.95/mo for QuillBot — not a deciding factor on its own.
QuillBot has a free plan, which gives it a meaningful edge for individuals and small teams exploring their options. Ulysses requires a paid subscription from day one.
Feature-wise, QuillBot offers broader built-in capabilities (7 features vs 6), while Ulysses takes a more focused approach — which can mean a simpler, faster onboarding experience.
Bottom line: Ulysses has a slight overall edge — but if excellent paraphrasing with multiple modes matters most to you, QuillBot may still be the right call.