CSV Intersection Tool is a lightweight, browser-based web application that allows you to quickly find the intersection between two CSV files.
- Easy-to-use interface: Upload your CSV files, choose the columns to intersect, select custom delimiters, and preview your data — all before generating the intersection.
- Client-side processing: All file uploads and computations happen entirely in your browser. Your data never leaves your computer, ensuring complete privacy.
- Preview & download: See a live preview of your files and the resulting intersection. Once ready, download the intersected CSV directly.
- Fast and secure: No backend server is required. The tool runs fully on your device, making it fast, lightweight, and safe.