ChatGPT
Grammarly
| Feature | ChatGPT | Grammarly |
|---|---|---|
| Pricing | Free / from $8/mo | Free / from $12/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.5 / 5 | 4.5 / 5 |
| Best For | writers, developers, students, professionals, marketers | writers, students, professionals, non-native-speakers |
| Founded | 2022 | 2009 |
| Chat | ✓ | ✗ |
| Code | ✓ | ✗ |
| Image Gen | ✓ | ✗ |
| File Analysis | ✓ | ✗ |
| Web Browsing | ✓ | ✗ |
| Gpts | ✓ | ✗ |
| Grammar | ✗ | ✓ |
| Spelling | ✗ | ✓ |
| Tone | ✗ | ✓ |
| Clarity | ✗ | ✓ |
| Plagiarism | ✗ | ✓ |
| Browser Extension | ✗ | ✓ |
✓ ChatGPT Pros
- Versatile
- GPT-4o access
- Plugins/GPTs
- Image generation
✗ ChatGPT Cons
- Can hallucinate
- Knowledge cutoff
- Rate limits on free tier
✓ Grammarly Pros
- Works everywhere
- Clear suggestions
- Tone detection
- Plagiarism checker
✗ Grammarly Cons
- Premium is pricey
- Can over-correct
- Privacy concerns
The Verdict
ChatGPT is built for writers and developers, with a focus on chat and code. Grammarly targets writers and students and leads with grammar and spelling.
Pricing is close: ChatGPT starts at $8/mo versus $12/mo for Grammarly — not a deciding factor on its own.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Both tools are a solid fit for writers, students, professionals — in those cases, the decision often comes down to workflow style and how your team prefers to organize work.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.