Convert images, documents, video and audio in your browser. Your files stay on your device.
Need the table as ODS? Drop the CSV file: the conversion is instant and the data never leaves your computer.
Drag one or more CSV files onto the dashed area, or tap it to pick them from your device.
ODS is already selected; for CSV you can choose the separator.
Press “Convert to ODS”. When it’s done, download the files one by one or all together in a ZIP archive.
Good to know. Formulas are converted to their last calculated value.
Source format
Comma-Separated Values
A table written as text: one line per record, values separated by commas (or semicolons, as Excel expects in countries that use the decimal comma). It’s the universal format for importing and exporting data.
Target format
OpenDocument Spreadsheet
The open-format spreadsheet, native to LibreOffice Calc and an ISO standard. Excel and Google Sheets open it without problems.
Formats with several sheets (XLSX, ODS, HTML, PDF) keep them all; CSV and TSV hold only one: in the options you can choose to convert the first sheet or create one file per sheet.
No. The conversion from CSV to ODS happens entirely in your browser, using your device’s computing power. Files aren’t sent or stored anywhere: when you close the page they’re gone from memory too.
Up to 100 files at a time. There’s no fixed size limit: it depends on your device’s memory. On smartphones it’s best to work in smaller batches with heavy files such as videos.
Yes, with up-to-date Safari, Chrome, Firefox, Edge and Samsung Internet. On phones, converted files end up in the Downloads folder or the Files app.
Only to open the page (and, the first time, to download the components needed for that type of file). After that the conversion keeps working even if the connection drops.