XLS
.xls
Excel's old pre-2007 format. It still shows up in legacy files and is worth converting to XLSX.
More about XLS →Drop your XLS spreadsheet in and download it as ODS within seconds. There is no account to create and nothing to install, and you can convert as many files as you like.
Drag your files here
or click to pick them from your device
Click the upload area or drag your XLS file straight onto it. You can drop several at once if you need to convert them all.
The output format is already set to ODS. If you added several files and want a different format for each, switch to the "A format for each file" option.
Conversion runs on your own device, so it starts instantly and never depends on your internet speed or on a queue at some server.
Hit Download and save your new ODS file. If you converted several, you can grab them all together in a ZIP.
Every format has its own territory. Converting from XLS to ODS lets you use the file in programs and services that will not accept the original format.
.xls
Excel's old pre-2007 format. It still shows up in legacy files and is worth converting to XLSX.
More about XLS →.ods
The open LibreOffice and OpenOffice spreadsheet, the free equivalent of XLSX.
More about ODS →Other conversions people usually need next.
Yes, entirely. No accounts, no daily file limit and no watermarks on the result. The site is funded by the ads on the page.
No. The XLS to ODS conversion runs inside your browser, on your own device. The file never travels across the internet, so nobody can see it and there is no copy left to delete afterwards.
No. ODS stores the data without loss, so the result keeps exactly the detail of the original.
Yes. Drop in as many as you like and they will be converted one after another. When they finish you can download them individually or all together in a ZIP.
Yes, on Android and iPhone, with no app to install. Just open this page in your phone browser.