Convert RB to FB2
With this free online converter, you can convert your RB files to FB2 an unlimited number of times daily. With support for large ebook files and batch conversions, this is the best option for converting RB to FB2.
How to convert the RB file to FB2 format?
RB converter offers premium service and an easy way to convert your files. Just follow these three steps, and you’ll convert your files on your first try.
Add your RB file for conversion by using the Add files button or Add from URL button to add a link to your file.
Use left-click on the Start conversion button.
Wait a few moments to download your converted FB2 ebook files.