XLSX to XLS Converter
Batch convert xlsx files to xls online. Change xlsx to xls on Windows, Mac, Iphone or Android in a couple of clicks.
Select files for conversion or drag and drop them to the upload area.
Your files are securely protected and available only to you.
All files are automatically deleted from our servers after 1 hour.
How to convert XLSX files to XLS online?
Step-by-step instructions for converting xlsx files to xls
Click "Choose File" button to select a xlsx file on your computer. XLSX file size can be up to 100 Mb.
Convert XLSX to XLS
Click "Convert" button to start conversion.
Download your XLS
When the conversion process is complete, you can download the XLS file.
- First you need to add file for conversion: drag and drop your XLSX file or click the "Choose File" button. Then click the "Convert" button. When XLSX to XLS conversion is completed, you can download your XLS file.
- Document conversion is pretty fast. You can change XLSX to XLS in a few seconds.
- Of course! We delete uploaded files immediately, and converted ones after 1 hour. No one has access to your files. File conversion (including XLSX to XLS) is absolutely safe.
- Yes, you can use AnyConv on any operating system that has a web browser. Our XLSX to XLS converter works online and does not require software installation.
Information about XLSX and XLS file formats
|Full name||XLSX - Office Open XML Document||XLS - Microsoft Excel Binary File Format|
|File extension||.xlsx, .xlsm||.xls|
|Type of format||Spreadsheet||Spreadsheet|
|Description||The Office Open XML file formats are a set of file formats that can be used to represent electronic office documents. There are formats for word processing documents, spreadsheets and presentations as well as specific formats for material such as mathematical formulae, graphics, bibliographies etc.||Microsoft Excel up until 2007 version used a proprietary binary file format called Excel Binary File Format (.XLS) as its primary format. Excel 2007 uses Office Open XML as its primary file format, an XML-based format that followed after a previous XML-based format called "XML Spreadsheet".|
|Technical details||Office Open XML documents are stored in Open Packaging Convention (OPC) packages, which are ZIP files containing XML and other data files, along with a specification of the relationships between them. Depending on the type of the document, the packages have different internal directory structures and names.||OpenOffice.org has created documentation of the Excel format. Since then Microsoft made the Excel binary format specification available to freely download.|
|File conversion||XLSX conversion||XLS conversion|
|Associated programs||Microsoft Office, LibreOffice, Kingsoft Office, Google Docs.||Microsoft Office, LibreOffice, Kingsoft Office, Google Docs.|
XLSX to XLS conversion quality rating:
4.5 (17036 votes)You need to convert and download at least 1 file to leave a rating!