kitio.aiTurnitin vs ZeroGPT.net
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Turnitin starts at See pricing page and ZeroGPT.net starts at $14.99/mo. Check both pricing pages for current plans.
Free AI text detector for ChatGPT, Claude, Gemini and DeepSeek output
Freemium · $14.99/moAt a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Similarity Report
- AI writing indicator
- LMS integrations
- Feedback Studio
- Draft process insights
- AI text detection
- File upload scanning
- Batch detection
- PDF reports
- Detection API
- AI Humanizer
| Feature | Turnitin | ZeroGPT.net |
|---|---|---|
| Best for | Plagiarism and AI writing detection used by schools and universities | Free AI text detector for ChatGPT, Claude, Gemini and DeepSeek output |
| Category | Writing | Writing |
| Pricing model | Paid | Freemium |
| Starting price | See pricing page | $14.99/mo |
| Free plan | No | Yes |
| Made by | Turnitin | ZeroGPT.net |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Turnitin starts at See pricing page and ZeroGPT.net starts at $14.99/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- 500,000 detection words per month
- 15,000 characters per scan
- No API access
Pro
$14.99/mo
- Unlimited detection words
- 100,000 characters per scan
- Batch checks up to 50 files
- 500,000 API words per month
Pro Plus
$29.99/mo
- 60,000 Humanizer words per month
- 1,000,000 API words per month
Business
$99.99/mo
- Unlimited Humanizer (fair use)
- 2,000,000 API words per month
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
Turnitin
- Very large comparison database
- Built into most LMSs
- Trusted by institutions
- Not available to individuals
- AI scores can be contested
- Pricing only through institutions
ZeroGPT.net
- Generous free word allowance
- No account needed for basic scans
- API included from Pro
- Detection results are never certain
- Name is easily confused with zerogpt.com
- Free plan has no API access
Which one should you choose?
Choose Turnitin if you want:
- Very large comparison database
- Built into most LMSs
- Trusted by institutions
Watch out: not available to individuals.
Choose ZeroGPT.net if you want:
- Generous free word allowance
- No account needed for basic scans
- API included from Pro
Watch out: detection results are never certain.
Turnitin vs ZeroGPT.net FAQ
What is the difference between Turnitin and ZeroGPT.net?
Turnitin: Plagiarism and AI writing detection used by schools and universities. ZeroGPT.net: Free AI text detector for ChatGPT, Claude, Gemini and DeepSeek output. Both are writing tools.
Is Turnitin or ZeroGPT.net cheaper?
Turnitin starts at See pricing page and ZeroGPT.net starts at $14.99/mo. Check both pricing pages for current plans.
Do Turnitin and ZeroGPT.net have free plans?
Turnitin: No. ZeroGPT.net: Yes.
Who makes Turnitin?
Turnitin is made by Turnitin, based in United States.
Who makes ZeroGPT.net?
ZeroGPT.net is made by ZeroGPT.net.
Which should I choose, Turnitin or ZeroGPT.net?
Choose Turnitin if you value very large comparison database and built into most lmss. Choose ZeroGPT.net if you value generous free word allowance and no account needed for basic scans.