kitio.aiTurnitin vs Slop or Not
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Slop or Not is completely free, while Turnitin is paid.
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
- AI text detection
- AI image detection
- Watermark and C2PA checks
- On-device detection apps
- CLI and MCP server
| Feature | Turnitin | Slop or Not |
|---|---|---|
| Best for | Plagiarism and AI writing detection used by schools and universities | Free detector for AI-written text and AI-generated images |
| Category | Writing | Writing |
| Pricing model | Paid | Free |
| Starting price | See pricing page | Free |
| Free plan | No | Yes, fully free |
| Made by | Turnitin | Slop or Not |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Slop or Not is completely free, while Turnitin is paid.
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
Slop or Not
- Covers both text and images
- Private on-device checks on Apple
- No sign-up needed online
- Detectors can give false positives
- Apps limited to iPhone and Mac
- Edited or compressed images are harder to judge
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 Slop or Not if you want:
- Covers both text and images
- Private on-device checks on Apple
- No sign-up needed online
Watch out: detectors can give false positives.
Turnitin vs Slop or Not FAQ
What is the difference between Turnitin and Slop or Not?
Turnitin: Plagiarism and AI writing detection used by schools and universities. Slop or Not: Free detector for AI-written text and AI-generated images. Both are writing tools.
Is Turnitin or Slop or Not cheaper?
Slop or Not is completely free, while Turnitin is paid.
Do Turnitin and Slop or Not have free plans?
Turnitin: No. Slop or Not: Yes, fully free.
Who makes Turnitin?
Turnitin is made by Turnitin, based in United States.
Who makes Slop or Not?
Slop or Not is made by Slop or Not.
Which should I choose, Turnitin or Slop or Not?
Choose Turnitin if you value very large comparison database and built into most lmss. Choose Slop or Not if you value covers both text and images and private on-device checks on apple.