Smodin Plagiarism Checker

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

Smodin Plagiarism Checker is ranked #43 of 267 in AI writing tools on Inferse. It runs on Android, API, Browser extension, iOS, Web. Paid plans start at $10/mo.

Compared on AI writing tools

Free plan: Yessmodin.io

Facts

Free plan: Yessmodin.io · 21 Sept 2026
Purpose: The plagiarism checker compares text against web and academic sources and returns similarity scores, matched sources, and highlighted sections.smodin.io · 30 Sept 2026
Source coverage: Smodin says the checker scans more than 1 billion sources.smodin.io · 30 Sept 2026
Supported uploads: The checker accepts pasted text and .txt, .doc, .docx, and .pdf files.smodin.io · 30 Sept 2026
Minimum input: The checker page requires at least 1,000 characters to begin a scan.smodin.io · 30 Sept 2026
Detection report: Reports include similarity scores, matched source links, and highlighted sections to review and cite.smodin.io · 30 Sept 2026
Detection methods: Smodin describes keyword and phrase matching against online pages and comparison against submitted documents.smodin.io · 30 Sept 2026
Integrations: Smodin offers a plagiarism and auto-citation API with pay-as-you-go pricing and documentation.smodin.io · 30 Sept 2026
API languages: The services page says the plagiarism and auto-citation API is available in 12 languages.smodin.io · 30 Sept 2026
Security: Smodin says it uses security measures and technologies to protect information from unauthorized disclosure, access, or use, while noting that internet security cannot be guaranteed at 100%.smodin.io · 30 Sept 2026
Data deletion: Users may request personal-information deletion through account settings or by contacting support.smodin.io · 30 Sept 2026
Support: Smodin lists support by email and phone, and its help center asks users to include a screenshot and login email when requesting help.smodin.io · 30 Sept 2026
Who it is for: The checker is presented for students, academics, teachers, educators, writers, researchers, journalists, professionals, and businesses.smodin.io · 30 Sept 2026
Operating model: The checker is offered as a browser-based tool, and Smodin also lists a Chrome extension and developer APIs among its offerings.smodin.io · 30 Sept 2026