QuillBot vs Wordtune
A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.
Short answer: choose QuillBot if you want ai writing assistant for paraphrasing, grammar checking, summarizing, and citations (Assistant, freemium); choose Wordtune if you want ai writing assistant for rewriting, paraphrasing, summarizing, and grammar (Copilot, freemium).
| QuillBot | Wordtune | |
|---|---|---|
| What it is | AI writing assistant for paraphrasing, grammar checking, summarizing, and citations | AI writing assistant for rewriting, paraphrasing, summarizing, and grammar |
| Type | agent | agent |
| Autonomy | Assistant | Copilot |
| Pricing | freemium · $8.33/mo (billed annually) or $9.95/mo monthly | freemium · Free; Advanced from $4.89/mo (billed annually), Unlimited from $6.99/mo (billed annually) |
| Best for | consumers, smb | consumers, smb |
| Deployment | saas | saas |
| Modalities | text | text |
| Models | proprietary | proprietary |
| Protocols | none | none |
| Integrations | Chrome, Microsoft Edge, Safari, Microsoft Word, Google Docs (via extension), Gmail | Chrome, Microsoft Edge, Safari, Firefox, Microsoft Word, Google Docs |
| Capabilities | 6 documented | 6 documented |
QuillBot
- +Strong, popular paraphrasing tool with multiple rewrite modes and a generous free tier
- +Broad surface coverage: web app, browser extensions, Word add-in, and mobile/desktop apps that work across Gmail, Docs, LinkedIn, and more
- +Useful integrated academic stack (citations, plagiarism check, summarizer) under one affordable subscription
- -Assistant-grade only: it suggests and rewrites, it does not autonomously research, draft, or take actions end-to-end
- -Free tier is heavily capped (reportedly ~125-word paraphrase/humanize limits) and the best modes are paywalled
Wordtune
- +Strong context-aware rewriting and tone control delivered inline across Gmail, Google Docs, Word, and other web surfaces
- +Useful for non-native English writers: paraphrasing plus AI-assisted translation into English from 10 languages
- +Generous free spelling/grammar checks and an affordable paid tier with unlimited rewrites
- -Assistant/copilot-grade only: it suggests and rewrites, it does not autonomously research, draft end-to-end, or take actions
- -AI21 Labs reportedly halted active development in April 2025 to focus on enterprise, raising questions about long-term roadmap
Which should you choose?
QuillBot is ai writing assistant for paraphrasing, grammar checking, summarizing, and citations, best for consumers, smb. Wordtune is ai writing assistant for rewriting, paraphrasing, summarizing, and grammar, best for consumers, smb. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.