CSV Viewer & Editor - CSVLab

CSV Viewer & Editor is a powerful CSV viewer and CSV editor that lets you open CSV files, edit spreadsheet data, and visualize datasets with charts directly on your phone. Quickly read CSV files, edit CSV tables, filter rows, and convert CSV to Excel or JSON with a fast and responsive interface. The app is optimized to open large CSV files with thousands of rows while remaining smooth and stable. No accounts. No uploads. Everything works fully offline. 📂 CSV Viewer – Open CSV Files Instantly Use this app as a fast CSV reader and CSV file viewer. • Open CSV files instantly • Supports CSV, TSV, and PSV formats • Automatic delimiter detection • Smooth scrolling spreadsheet grid • Handles large datasets without freezing Perfect for viewing exported CSV spreadsheets, logs, or datasets. ✏️ CSV Editor – Edit Spreadsheet Data Edit CSV data directly on your phone with a powerful CSV editor. • Edit any cell instantly • Add or delete rows and columns • Resize columns with auto-fit • Undo / Redo support Quickly modify CSV files, update spreadsheet data, or clean datasets. 🔎 Sort & Filter CSV Data Analyze and organize your CSV datasets. • Sort columns (A–Z / Z–A) • Filter rows by values • Freeze the first column • Remove duplicate values Great for cleaning CSV data and exploring datasets. 📊 Create Charts from CSV Data Turn spreadsheet data into visual charts. • Create Bar, Line, and Pie charts • Automatic numeric column detection • Smart downsampling for large datasets • Export charts as images Quickly visualize CSV data and understand patterns. 📤 Convert & Export CSV Files Easily convert and share your data. • Convert CSV to Excel (.xlsx) • Convert CSV to JSON • Covert CSV to PDF directly • Share files directly Perfect for working with CSV spreadsheets across different formats. ⚡ Optimized for Large CSV Files Built for performance when working with large datasets. • Handles large CSV files efficiently • Background processing for heavy tasks • Stable limits to prevent crashes 🌗 Light & Dark Mode • Clean light theme for spreadsheets • Comfortable dark mode for long sessions 🔒 Privacy-First CSV Viewer • Files stay on your device • No login required • No data collection Your CSV files remain private and secure. Ideal For Developers – open logs and exported data Data analysts – filter and visualize CSV datasets Students & researchers – analyze survey data Anyone who needs a reliable CSV viewer and editor