According to AlphaMoat, in September 2026 AIPlagiarismChecker (plagiarismcheck.org) received 347,326 monthly visits (+41.8% MoM) — ranked #1,653 of 18,341 AI websites with traffic data, and #132 of 1,066 in Education & Research; its largest market is South Africa (40.6% of visits).
PlagiarismCheck.org is an originality detection service that checks both plagiarized content and AI-generation traces in a single scan.
The official site allows free text checks and provides a Google Docs plugin.
| Month | Monthly visits | MoM |
|---|---|---|
| 2025-10 | 745.1K | +28.1% |
| 2025-11 | 703.0K | -5.6% |
| 2025-12 | 567.8K | -19.2% |
| 2026-01 | 450.7K | -20.6% |
| 2026-02 | 429.1K | -4.8% |
| 2026-03 | 462.6K | +7.8% |
| 2026-04 | 474.7K | +2.6% |
| 2026-05 | 466.0K | -1.8% |
| 2026-06 | 322.9K | -30.7% |
| 2026-07 | 257.6K | -20.2% |
| 2026-08 | 244.9K | -4.9% |
| 2026-09 | 347.3K | +41.8% |
According to AlphaMoat, AIPlagiarismChecker (plagiarismcheck.org) received 347,326 visits (about 347.3K) in September 2026 (+41.8% month over month), ranking #1,653 of 18,341 AI websites with traffic data, and #132 in Education & Research.
Over the last 12 months, AIPlagiarismChecker’s monthly visits went from 745.1K in October 2025 to 347.3K in September 2026 — down 53.4% overall; traffic peaked in October 2025 (745.1K).
In September 2026, AIPlagiarismChecker’s largest markets by share of visits are South Africa 40.6%, United States 17.6%, India 6.6%.
In Education & Research, the other products with the most monthly visits are quizizz.com (42.7M), ZeroGPT (27.5M), GPTZero (17.5M), Gizmo (7.8M), Top Hat (7.0M).
Data month: 2026-09 · Visit figures are third-party traffic estimates aggregated monthly — best for scale and trends. Multiple domains of the same product are merged. See methodology.