Compare ChatGPT Plus vs Grammarly vs Capacities
| Feature | ChatGPT Plus | Grammarly | Capacities |
|---|---|---|---|
| Description | Advanced AI assistant for writing, coding, and problem-solving | AI writing assistant for clarity and correctness | Capacities is a notes and knowledge app built around objects and daily notes. The Basic plan stays free, and Pro adds AI assist so you can explore and connect ideas while keeping ownership of your knowledge base. |
| Pricing | $20/month | $12/month | Basic free forever; Pro about $9.99/mo; Believer from about $12.49/mo |
| Main category | Chat assistants | Writing | Research and notes |
| Website | Visit ChatGPT Plus | Visit Grammarly | Visit Capacities |
| Info last checked | October 12, 2026 | October 12, 2026 | October 13, 2026 |
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