NoPlagio vs Originality.ai: side-by-side comparison of pricing, ratings, and features on SoftwareVital (2026).
Pricing models differ: NoPlagio is free, Originality.ai is paid. Feature lists share 0 overlapping items across the two listings.
Online plagiarism checker and AI content detector that compares your text with sources and gives a similarity score.
Originality.ai is an AI content detector and plagiarism checker that scans text for AI-generated writing and copied passages.
| Attribute | NoPlagio | Originality.ai |
|---|---|---|
| Rating | — | — |
| Reviews | — | — |
| Pricing | free | paid · $30 |
| Votes | 0 | 0 |
| Category | AI Content Detector | AI API |
| Feature | NoPlagio | Originality.ai |
|---|---|---|
| Free Services 1 Document Check | ||
| Real-Time Check | ||
| Similarity ScoreFrom���1.50 | ||
| Pay as you go 1 Document Check | ||
| Similarity Score���29.99 | ||
| 3 Documents Save ���4.99 | ||
| Similarity Score���49.99 | ||
| 6 Documents (Most Popular) Save ���7.99 | ||
| Similarity Score���79.99 | ||
| Additional Services for Educators 20 extra documents / month | ||
| Pay as you go One time on-demand pricing | ||
| Get 3 | ||
| 000 one-time credits | ||
| Need more? You can buy additional credits as needed under "Settings" in your account | ||
| Unused credits expire 2 years after purchase | ||
| Get 2 | ||
| 000 credits per month | ||
| Need more? It's easy to top up and buy additional credits as needed |