COMPARE
知网查重 vs PaperFree
A factual side-by-side comparison of 知网查重 and PaperFree. We compare pricing, categories, free tiers and official websites — no invented scores.
Updated 2026-10-22
Quick take
知网查重 is Paid; PaperFree is Freemium. If you want to start free, check the free or freemium option first; otherwise compare the categories and taglines below.
| Pricing | Paid | Freemium |
|---|---|---|
| Categories | Plagiarism Check | Plagiarism Check |
| Best for | CNKI's official plagiarism check, the Chinese standard | Free-quota Chinese paper checker |
| Free tier | No — paid only | Yes — free or freemium |
| Website | check.cnki.net | www.paperfree.cn |