Free Tool
Convert Excel Files To CSV
It's quick and easy to convert multiple Excel files to CSV online with Gigasheet. No software download required.
- Instant: Simply upload your XLS or XLSX files and Gigasheet converts the contents. You can then export the files as CSV.
- Bulk Conversion: Convert Excel files en masse - up to 100 files at a time. Zip multiple files to reduce upload times.
- Large File Support: Built for Excel and CSV files too big for desktop tools.
How to Convert Multiple Excel Files to a CSV at Once
- Sign up now
- Upload your Excel files. You can zip multiple files to save time (up to 100 files per zip).
- Gigasheet automatically decompresses the zip, and processes each file. Once complete, you can export each file as a CSV. Alternatively you can easily search, filter, group or calculate aggregations. Gigasheet also allows you combine multiple CSV files into one.
Share your results with others, collaborate in Gigasheet, or download files to your computer.
- First create an account, then simply upload your Excel files by clicking +New > File Upload > Browse to select a file from your machine. Zip multiple Excel files to save time uploading. Alternatively, you can import XLS or XLSX files from cloud storage like Google Drive, OneDrive, or AWS S3.
- Next your Excel files will automatically process and extract to a CSV spreadsheet. For exceptionally large files you'll see a loading bar while the file parses. Each sheet in your workbook will be extracted as a separate CSV file.
- Once complete, click on the file name in your Library to view the CSV file online. The viewer will open a spreadsheet in a new browser tab for viewing. Here you can filter, search, or create pivot tables. To download your CSV click File > Export on the sheet.
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No Download Required
It's quick and easy to bulk convert tons of Excel files online with Gigasheet. No software download is required. Simple upload your files and export as CSV.
Convert Multiple Excel Files
Converting lots of Excel files can be difficult to manage. No more! Gigasheet makes viewing and converting tons of CSV files online a snap! It's free to get started.
Data Privacy & Security
Gigasheet uses a combination of encryption at rest and in transit, as well as industry leading safeguards to protect our all user data. We don't share or sell any data you load into Gigasheet.
