What does CSV to Excel do?
Convert CSV files into Excel XLSX workbooks.
CSV to Excel accepts CSV, TSV and TXT files, and produces XLSX output.
Your CSV, TSV and TXT files are processed locally in your browser — they are never uploaded to our servers.
How to use CSV to Excel
- 1Drag and drop your file onto the upload area, or click “Choose file”.
- 2Adjust the csv to excel settings to suit your needs.
- 3Click the main action button and wait a moment while it is processed on your device.
- 4Preview the result and download your XLSX file.
Supported formats
- Input
- CSVTSVTXT
- Output
- XLSX
Frequently asked questions
Is CSV to Excel free?
Yes. CSV to Excel is completely free with no sign-up and no watermarks.
Are my files uploaded?
Your CSV, TSV and TXT files are processed locally in your browser — they are never uploaded to our servers.
Is there a file size limit?
Free usage supports files up to 50 MB. Because processing happens on your device, very large files depend on your device's available memory.