kitio.aiQuillBot vs Writing.io
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. QuillBot starts at $19.95/mo and Writing.io starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Paraphraser with multiple modes
- Grammar checker
- Summarizer
- AI detector
- Citation generator
- GPT, Claude, Gemini and Grok access
- Memory shared across models
- AI document editor
- Project files as context
- 2,500+ AI task templates
- Scheduled automations
| Feature | QuillBot | Writing.io |
|---|---|---|
| Best for | Paraphraser with grammar checker, summarizer and citation tools | AI workspace and document editor with GPT, Claude, Gemini and Grok |
| Category | Writing | Writing |
| Pricing model | Freemium | Freemium |
| Starting price | $19.95/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | Learneo | Writing.io |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
QuillBot starts at $19.95/mo and Writing.io starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Free
Free
- 125-word paraphrases
- 2 paraphrasing modes
- Grammar checker
Premium
$19.95/mo
- Unlimited paraphrasing
- All modes
- Advanced grammar suggestions
Team
Contact sales
- Everything in Premium
- Multiple users, one purchase
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
QuillBot
- Many rewrite modes to choose from
- Generous free tier
- Several writing tools under one login
- Free plan limits word count per paraphrase
- Rewrites can change the meaning
- Heavy use raises academic integrity questions
Writing.io
- Several top models under one login
- Editor and chat in the same place
- Free to start
- Paid plan prices not shown in the evidence
- Broad scope can feel crowded
- Courses and upsells mixed into the product
Which one should you choose?
Choose QuillBot if you want:
- Many rewrite modes to choose from
- Generous free tier
- Several writing tools under one login
Watch out: free plan limits word count per paraphrase.
Choose Writing.io if you want:
- Several top models under one login
- Editor and chat in the same place
- Free to start
Watch out: paid plan prices not shown in the evidence.
QuillBot vs Writing.io FAQ
What is the difference between QuillBot and Writing.io?
QuillBot: Paraphraser with grammar checker, summarizer and citation tools. Writing.io: AI workspace and document editor with GPT, Claude, Gemini and Grok. Both are writing tools.
Is QuillBot or Writing.io cheaper?
QuillBot starts at $19.95/mo and Writing.io starts at See pricing page. Check both pricing pages for current plans.
Do QuillBot and Writing.io have free plans?
QuillBot: Yes. Writing.io: Yes.
Who makes QuillBot?
QuillBot is made by Learneo, based in United States.
Who makes Writing.io?
Writing.io is made by Writing.io.
Which should I choose, QuillBot or Writing.io?
Choose QuillBot if you value many rewrite modes to choose from and generous free tier. Choose Writing.io if you value several top models under one login and editor and chat in the same place.