Office · Free browser tool
CSV to Excel
.csv → .xlsx workbook.
Runs on your deviceNo account needed
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.csv → .xlsx workbook. Use the controls below to prepare the result on your own device.
How to use CSV to Excel
01
Choose your input
Use the file picker or input field shown in the workspace.
02
Adjust the controls
Review the available settings and any preview before processing.
03
Check the output
Use the displayed action to create or export the result. Keep the original file.
What to check
File-format support and formatting fidelity vary. Complex layouts, fonts, charts, and large workbooks may not be reproduced exactly. Review exported files before using them.
Common questions
Is CSV to Excel free?
Yes. There is no account requirement or payment step to use this tool.
Where is my input processed?
Inside your browser. This tool does not submit your input to a processing server. The hosting service still receives normal requests to load the website and its assets.
Will this work on my phone?
It is designed for current browsers on phones and computers. Available memory, file size, browser format support, and the tool’s controls determine what your device can process.