Spreadsheet converter

Convert spreadsheets online for free and without registration
Select files or drag & drop them here

Supported formats

MiConv supports 4 spreadsheet file formats. Find and select the required format in the table below.
csv (Comma-Separated Values)
ods (OpenDocument Spreadsheet)
xls (Microsoft Excel workbook)
xlsx (Microsoft Excel Open XML spreadsheet)

Frequently asked Questions

❓ How to convert spreadsheets online?
Upload your spreadsheet to the form. Select the target format and click "Convert". Download the file when the spreadsheet is converted.
❓ What if the spreadsheet format I need is not in the list of supported formats?
Let us know which spreadsheet format you would like to see on our site. We will check if we can add it.
❓ Are there any limits on spreadsheet conversion?
Spreadsheet conversion is a process that requires significant server resources. You can convert no more than 120 files in 1 hour. The maximum file size is 75 MB.
❓ Can I convert spreadsheets on a mobile device?
Yes, Miconv works on any platform and device that has a web browser.

Advantages of MiConv

Online Conversion

You don't need to download and install any software. All file conversions take place in the cloud.

File Security

Your files are completely safe and accessible only to you. All files will be permanently deleted within 2 hours after conversion.

Fast and Free

Convert your files in 2 clicks. And don't pay anything for it! MiConv is completely free for all users.

Popular converters

MiConv has converted over 500,000 spreadsheets since 2020

So you're in good company! 👍🏻