PDFsun.com allows you to convert xls files to rb quickly, easily and entirely online. Upload your files to our platform, let our xls to rb converter do its magic and download your newly created document right away. No more hassle, convert xls to editable rb in just a few steps. Learn how to convert xls to rb with PDFsun.com by following the steps above.

How to convert XLS to RB

Step 1

Upload xls-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to rb"

Choose rb or any other format you need as a result (more than 200 formats supported)

Step 3

Download your rb

Let the file convert and you can download your rb file right afterwards

File extension .XLS
Description XLS format is used to refer to the documents of the program Microsoft Excel. This file is a spreadsheet. All document data distributed and stored in the cells. Each cell has a unique address, which is denoted by letters and Arabic numerals. The cell can contain fixed data, and data in the form of formulas, which bind more cells.
File extension .RB
Description Was developed for the first mass-produced e-book reader – Rocket eBook. The format is written in Ruby. RB files are containers holding the entire content for a Rocket eBook device. It has DRM protection capability which is not used in the books published at present due to the format’s lack of popularity.

Why Convert XLS to RB?

The main benefit of converting xls to Rocket eBook is the ability to edit the text directly within the file. This is especially helpful if you want to make significant changes to your xls, as most people are comfortable and familiar with Rocket eBook. If you're wondering how to change xls to rb for free, it's important to note that quality of the resulting rb is also important, not just the cost. While there are several free xls to rb converters, the majority do not sufficiently maintain the original formatting and spacing of the file. Our conversion tool delivers a result that looks like your original xls file.


We created our xls to rb free converter tool so you no longer need to waste time retyping files in rb. Within seconds you can change your xls to a rb and make the necessary edits. Not only is our xls to rb converter free, online and available whenever you need it, we allow users to convert 2 additional files per month for free too. So go ahead and convert xls to rb online for free. We think you will be happy with the results !

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