Firm Viewer

    By FirmCorner

    Professional CSV and Excel file management with advanced data visualization and editing

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    Other FirmCorner Tools:

    Firm Mailer• Mass customer mailingFirm Invoice• White labeled invoicesFirm Corner• Product advertising

    Upload Your File

    Drag and drop your CSV or Excel file here

    Supported formats: CSV, XLSX, XLS

    How to Use Firm Viewer

    1. Upload File

    Drag and drop your CSV or Excel file, or click to browse. Supports .csv, .xlsx, and .xls formats.

    2. Search & Filter

    Use the search bar to find data across all columns, or filter by specific column values instantly.

    3. Sort & Organize

    Click column headers to sort data ascending or descending. Perfect for organizing large datasets.

    4. Export Data

    Download your modified data as CSV or Excel. All changes are preserved in the exported file.

    Powerful Features

    Edit Records

    Easily edit any cell in your data table. Click the edit icon to modify row values with an intuitive dialog interface.

    Add New Rows

    Add new records to your dataset with the Add Row button. Perfect for expanding your data collection.

    Delete Records

    Remove unwanted rows with a single click. Manage your data efficiently with quick deletion options.

    Advanced Filtering

    Filter data by column values to view specific subsets. Great for analyzing data with repeating values.

    Perfect For

    Business Data

    Manage customer lists, sales records, inventory data, and business metrics with ease.

    Financial Records

    Handle invoices, transactions, expense reports, and financial data with professional tools.

    Data Analysis

    Sort, filter, and analyze datasets to extract insights and make data-driven decisions.

    Frequently Asked Questions

    What file formats does Firm Viewer support?+

    Firm Viewer supports CSV (.csv), Excel (.xlsx), and legacy Excel (.xls) file formats. Simply upload your file and start managing your data immediately.

    Can I edit data directly in the table?+

    Yes! Click the edit icon on any row to modify its values. You can also add new rows or delete existing ones. All changes are reflected in real-time.

    How do I export my modified data?+

    Click the "Export CSV" or "Export Excel" button in the toolbar. Your modified data will be downloaded as a CSV or Excel file with all your changes preserved.

    Can I filter data by multiple columns?+

    You can filter by individual columns using the filter dropdown. Use the search bar to search across all columns simultaneously for more comprehensive filtering.

    Is my data secure?+

    All data processing happens in your browser. Your files are never uploaded to any server, ensuring complete privacy and security of your sensitive information.

    Ready to Manage Your Data?

    Upload your CSV or Excel file above to get started. No registration required, no data stored on servers.

    About Firm Viewer

    Firm Viewer is a professional data management tool designed to help businesses and individuals visualize, edit, and export CSV and Excel files with advanced features like sorting, filtering, and real-time editing.

    Features

    • • CSV and Excel file support
    • • Advanced sorting and filtering
    • • Real-time data editing
    • • Secure client-side processing

    Use Cases

    • • Business data management
    • • Financial record keeping
    • • Data analysis and visualization
    • • Inventory management

    © 2025 Firm Viewer. All rights reserved. Professional data management made simple.