Clean up your CSV. Keep control of your data.
Remove duplicate rows, tidy values and edit cells before exporting a file that is ready for your next tool.
Open CSV Studio →Free to use. Sign in to open your workspace.
What you can do
- Import UTF-8 CSV, TSV and delimited text with separator detection.
- Trim spaces, fill blank cells and remove blank or duplicate rows.
- Edit values, rename or reorder columns, sort text and undo recent edits.
- Preview and export the complete table as CSV, TSV or JSON.
Before you start
- Up to 5 MB, 5,000 data rows, 50 columns and 100,000 cells including headers.
- Values remain text. XLSX, XLS and JSON import are not supported.
- JSON export requires unique, non-empty column names.
- Export before leaving: the working table and undo history are kept in this tab.
Your files & account
Imported data is processed in your browser and is not stored in your account. Keep your original file and download your edited table before closing or refreshing.
Usevra apps have separate accounts and sign-in sessions. Base44 provides hosting and account services.
Privacy & data handling