Private CSV to Excel
Source files are deleted instantly after conversion. Converted files are kept only temporarily for download.
How it works
Upload your file
Choose your .csv, .tsv file and keep the tool preselected.
Convert securely
DocsConversion processes the document server-side with encrypted transfer and temporary processing.
Download the result
Download the XLSX output. The converted file is deleted after download or cleanup.
Privacy and security
Instant source-file deletion
Your uploaded source file is deleted immediately after the converted file is created.
No tracking cookies
DocsConversion does not use tracking cookies or advertising cookies.
No long-term storage
Converted files are kept only temporarily for secure download and automatic cleanup.
CSV to Excel Converter FAQ
Is csv to excel converter free?
Yes. You get 3 free conversions with a free account. Pro users can convert more documents from the active plan.
Is my uploaded file stored?
No. The uploaded source file is deleted immediately after conversion. Only the converted file remains temporarily for secure download.
Can TSV files be converted too?
Yes. CSV and TSV files are both accepted and converted into XLSX spreadsheets.
Are formulas added to the spreadsheet?
No. The tool converts the data into a workbook and keeps values as data rows.