Excel Viewer & CSV Editor — Offline, No Upload | Excel Record Viewer Demo
Excel Record Viewer is a fast, privacy-focused Excel & CSV viewer/editor that runs 100% in your browser.
Open XLSX, XLS, and CSV files offline — your file never leaves your device.
Try the tool (free): https://apps.uol.ac.in/
🔹 Key Features
• Open Excel and CSV files instantly
• Works fully offline — no upload, no server
• Inline table editing
• Add new records using form mode
• Filter, search and sort
• Choose visible columns
• Export updated data to XLSX or CSV
• Safe, secure, client-side processing
• Installable as a PWA (desktop or mobile)
This demo video shows the interface, how to open a file, how to switch between Form/Table View, edit cells, add new rows, and export your updated file.
Your file always stays on your device. Nothing is uploaded.
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