A modern similarity-checking experience with clear reports, multilingual support, and a polished interface for individuals and teams.
Give students a tool that encourages authentic writing and respects intellectual effort.
Sophisticated technology distinguishing human text from AI-generated content — built into your workflow.
Start Check4 simple steps from text to report.
Word / PDF / TXT depending on your setup.
Report language, scan depth, and view settings.
Similarity score, matched passages, and sources.
A PDF ready to print or share.
Modern design, clear results, and a smooth workflow.
Organized links and references for each match.
Summary, details, and a clean share-ready layout.
Arabic / French / English with RTL and LTR.
User management, permissions, and flexible plans.
Excellent responsiveness across devices.
Configurable storage and deletion policies.
The same account and the same reports on computer and phone.
Upload files, follow your checks, view reports and download PDFs right from the desktop.
Check files from your phone, follow their status and read the report and sources anywhere.
Open the platform in Safari, then “Share” → “Add to Home Screen” to use it like an app.
Choose the method that fits locally or internationally.
Quick answers to common questions.
Create your account and start checking with a polished modern interface.
We are here to help you
