kitio.aiQuillBot vs StealthGPT
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. QuillBot starts at $19.95/mo and StealthGPT 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
- AI humanizer
- Essay and article writer
- AI detector
- Chrome extension
- API
| Feature | QuillBot | StealthGPT |
|---|---|---|
| Best for | Paraphraser with grammar checker, summarizer and citation tools | AI writer and humanizer that rewrites text in a human style |
| Category | Writing | Writing |
| Pricing model | Freemium | Freemium |
| Starting price | $19.95/mo | See pricing page |
| Free plan | Yes | Yes |
| Made by | Learneo | StealthGPT |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
|
Both offer: AI detector.
Pricing compared
QuillBot starts at $19.95/mo and StealthGPT 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
StealthGPT
- Writer and humanizer in one tool
- API for bulk use
- Student discounts
- Free version has a small word cap
- Rewrites can drift from the original meaning
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 StealthGPT if you want:
- Writer and humanizer in one tool
- API for bulk use
- Student discounts
Watch out: free version has a small word cap.
QuillBot vs StealthGPT FAQ
What is the difference between QuillBot and StealthGPT?
QuillBot: Paraphraser with grammar checker, summarizer and citation tools. StealthGPT: AI writer and humanizer that rewrites text in a human style. Both are writing tools.
Is QuillBot or StealthGPT cheaper?
QuillBot starts at $19.95/mo and StealthGPT starts at See pricing page. Check both pricing pages for current plans.
Do QuillBot and StealthGPT have free plans?
QuillBot: Yes. StealthGPT: Yes.
Who makes QuillBot?
QuillBot is made by Learneo, based in United States.
Who makes StealthGPT?
StealthGPT is made by StealthGPT.
Which should I choose, QuillBot or StealthGPT?
Choose QuillBot if you value many rewrite modes to choose from and generous free tier. Choose StealthGPT if you value writer and humanizer in one tool and api for bulk use.