Convert to XLSX online and free
1. Click "Choose Files" button and select your files you would like converted.
2. Click on the “Convert XLSX” button to start the conversion.
3. When the status change to “Done” click the “Download XLSX” button
XLSX files are XML-based Excel spreadsheets that offer improved compatibility, smaller file sizes, and advanced data handling features.
Upload a file, click "Convert", and use additional options to quickly modify its contents before downloading the final XLSX file after processing has completed.
Our XLSX converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.
