Convert XLS to XLSX

Convert XLS to XLSX is a handy little software tool that helps you change your old XLS files into the newer XLSB, XLSM, or XLSX formats. It’s super lightweight and perfect for those times when you need to work with multiple files at once. Plus, it supports the latest Excel formats!

Easy Conversion for Everyone

Whether you're looking to convert an XLSB to XLS, XLSM to XLSB, or any of the other combinations like XLSX to XLSM, this tool has got you covered. It makes sending spreadsheets to your boss, colleagues, teachers, or even friends a breeze! No more fussing about creating new Excel files that fit the latest versions.

Smooth Installation and User-Friendly Interface

The best part? Installing this utility is super easy and quick! Once it's set up, you'll find the interface very user-friendly. You won’t have to waste time searching for buttons; everything is right there in front of you. The simple guided user interface means you can start converting your files without needing extra help.

Batch Processing Made Simple

You can pick either single files or entire folders for conversion, but just a heads up—you can't choose a bunch of spreadsheets from inside one folder all at once. If you're converting several documents at once, it may take a few minutes depending on how big each file is. Don't worry though; the program will save everything in your chosen output directory automatically!

Instant Access After Conversion

If you've got Microsoft Excel on your computer, you can easily open and work on your newly converted files right from within this application.

A Tool for Everyone

Convert XLS to XLSX is great for both beginners and experienced users alike, but there's always room for improvement!

Dive Into More Collections!

If you're interested in exploring more tools like this one, check out these collections:
XLS Converters,
Create XLSX,
Make XLSX.

If you're ready to get started with this nifty tool, download it

here!