ChatGPT
QuillBot
Pricing
PricingFreemium
PricingFreemium
Free Plan
Free Plan
Free Plan
Side-by-side comparison based on pricing, features, and community data.
ChatGPT and QuillBot are both AI writing tools. ChatGPT is Freemium; QuillBot is Freemium. ChatGPT Writer excels at email and messaging—it reads context and drafts replies in-place across any website.
ChatGPT Writer excels at email and messaging—it reads context and drafts replies in-place across any website. Pick it if speed matters and you live in Gmail. QuillBot is a writing workshop: paraphrase, check grammar, detect AI, summarize, cite sources. It's stronger for polishing existing text and handling academic/professional documents. ChatGPT Writer has a steeper paywall for heavy users; QuillBot's freemium is more generous for casual editing. Choose ChatGPT Writer for inbox efficiency, QuillBot for comprehensive writing improvement.
Pick ChatGPT Writer if you handle high email volume and want AI to draft replies instantly within your browser.
Pick QuillBot if you need to rewrite, check, and polish existing content across multiple formats and platforms.
| Feature | ChatGPT | QuillBot |
|---|---|---|
| Email reply generation | ✓ Context-aware, one-click | — |
| Paraphrasing / rewriting | Limited | ✓ 8 modes (Formal, Creative, etc.) |
| Grammar checking | Partial (tone correction) | ✓ Real-time inline |
| Plagiarism detection | — | ✓ Premium, billions of sources |
| Browser support | Chrome only | Chrome + macOS keyboard |
| Standalone web app | — | ✓ Full editor |
| Free tier limits | Restrictive for daily use | More generous |
Synthesized by AI from verified tool data · cached per pair
Limited AI generations per week
Unlimited generations, priority access
125-word paraphrase limit, 1,200-word summarizer, limited paraphrase modes, basic grammar checker
Unlimited paraphrasing, all modes, plagiarism checker, advanced grammar, full summarizer
Same as Premium, billed ~$99.95/year
