Sites and apps similar to Rowmill include Microsoft Excel. It's paid, but SmoothCSV and Tablecruncher are free. Other options are EmEditor, Row Zero, Gigasheet and Modern CSV. You can choose from more than 10 CSV Editors like Rowmill for Windows, Mac, Linux, Android and iPhone.
Comprehensive spreadsheet tool offering advanced data management with features like pivot tables, data visualization, and customizable charts for professional use in creating detailed reports and analyses.
United States
SmoothCSV is a fast, full-featured CSV editor for Windows, macOS, and Linux. It is a good alternative to spreadsheet apps when you need to work with CSV files directly, without your data being changed.
Japan
Versatile Windows editor offering lightweight, ultra-fast performance with robust support for text, code, and CSV files, AI-assisted writing, macros, Unicode, plugins, syntax highlighting, advanced search, column editing, split views, and file encoding conversion.
United States
Row Zero is the world's fastest spreadsheet. It is a last mile analytics tool that enables business teams to open 1 billion row data sets, connect data warehouses, and collaborate.
United States
Tablecruncher is the tool to open, edit, convert, export and save CSV files, no matter how large they are or what encoding they use.
Germany
EU
Modern CSV is an editor for tabular data. It makes up for the weaknesses of spreadsheet programs in handling CSVs while incorporating the strengths of the best text editors.
A native Mac editor for text and data files of any size. Open, filter, sort and edit multi-gigabyte logs and CSVs directly, without importing them.
United States
GS-Calc is a modern spreadsheet with unique capabilities for handling large datasets. You can edit large CSV files with millions of rows, and handle XLSX files beyond Excel's 1-million-row limit, automatically split and merged to match GS-Calc's native 32-million-row worksheets.
United Kingdom
CSVboard is an application for viewing, sorting and finding data from a csv file. Open your csv files with minimum effort. Clean and simple Look. Free for private and commercial use. Source code available at Github.
Türkiye
csvfab is a free, open-source CSV editor for files too large for a spreadsheet. A 5-million-row file (770 MB) opens in under 3 seconds and sorts in about 2, where Excel and LibreOffice Calc stop at 1,048,576 rows.
