Tools › Compare
ChatGPT vs Grammarly
| Compare | ChatGPT | Grammarly |
|---|---|---|
| Monthly | 20 | 30 |
| Annual | — | 144 |
| Free plan | yes - free tier with limited GPT-5 access and message caps | yes - grammar and spelling checks with limited monthly AI prompts |
| Best for | Anyone who needs one AI assistant that can draft, explain, debug and brainstorm across many topics. | Anyone who writes a lot and wants cleaner, more consistent text without switching tools. |
ChatGPT
- Free tier gives limited GPT-5 access with message caps, so you can test before paying
- Covers writing, code, analysis and image generation in the same chat
- Good at following multi-step instructions and holding long context
Grammarly
- Works across browsers, documents and email rather than in one app
- Tone and clarity suggestions go beyond basic spelling fixes
- Plagiarism checking helps before you publish or submit
Anyone who needs one AI assistant that can draft, explain, debug and brainstorm across many topics. — ChatGPT. Anyone who writes a lot and wants cleaner, more consistent text without switching tools. — Grammarly.