kitio.aiTurnitin vs Ludwig
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Turnitin starts at See pricing page and Ludwig 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
- Similarity Report
- AI writing indicator
- LMS integrations
- Feedback Studio
- Draft process insights
- Sentence search
- Wildcard queries
- Compare phrases
- Source filters
- Desktop app
| Feature | Turnitin | Ludwig |
|---|---|---|
| Best for | Plagiarism and AI writing detection used by schools and universities | Sentence search engine that shows how real sources use a phrase |
| Category | Writing | Writing |
| Pricing model | Paid | Freemium |
| Starting price | See pricing page | See pricing page |
| Free plan | No | Yes |
| Made by | Turnitin | Ludwig |
| Based in | United States | Italy |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Turnitin starts at See pricing page and Ludwig starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
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
Ludwig
- Shows real usage examples
- Good for non-native writers
- Wildcards fill in missing words
- Free use limited to a few daily queries
- English only
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 Ludwig if you want:
- Shows real usage examples
- Good for non-native writers
- Wildcards fill in missing words
Watch out: free use limited to a few daily queries.
Turnitin vs Ludwig FAQ
What is the difference between Turnitin and Ludwig?
Turnitin: Plagiarism and AI writing detection used by schools and universities. Ludwig: Sentence search engine that shows how real sources use a phrase. Both are writing tools.
Is Turnitin or Ludwig cheaper?
Turnitin starts at See pricing page and Ludwig starts at See pricing page. Check both pricing pages for current plans.
Do Turnitin and Ludwig have free plans?
Turnitin: No. Ludwig: Yes.
Who makes Turnitin?
Turnitin is made by Turnitin, based in United States.
Who makes Ludwig?
Ludwig is made by Ludwig, based in Italy.
Which should I choose, Turnitin or Ludwig?
Choose Turnitin if you value very large comparison database and built into most lmss. Choose Ludwig if you value shows real usage examples and good for non-native writers.