CBZ to RB Converter

Select files for conversion or just drag and drop them to the upload area

How to convert CBZ files to RB online?

Step 1.

Upload CBZ-file

Click "Choose File" button to select a cbz file on your computer. CBZ file size can be up to 50 Mb.
Step 2.

Convert CBZ to RB

Click "Convert" button to start conversion.
Step 3.

Download your RB

Let the file convert and you can download your RB file right afterwards.

Information about CBZ and RB file formats

Name CBZ RB
Full name CBZ - Comic Book Archive RB (Rocket Edition eBook File)
File extension .cbr, .cbz, .cbt, .cba, .cb7 .rb
MIME type application/x-cbr
Developed by Unknown Nuvo Media
Type of format Multimedia, archive file
Description A comic book archive or comic book reader file (also called sequential image file) is a type of archive file for the purpose of sequential viewing of images, commonly for comic books. The idea was made popular by the CDisplay sequential image viewer; since then, many viewers for different platforms have been created. RB (Rocket Edition eBook File) – This format of electronic book was used in the end of 1990’s widely spread Reader Rocket eBook. Format was developed by Nuvo Media organization. You can still find editions of books in RB format on some online stores. RB (Rocket Edition eBook File) – is a digital box (container) with HTML content and Metadata files with expanded information. RB format is associated with Book Designer, RB2 Project, and GEB Librarian applications.
Technical details Comic book archive files mainly consist of a series of image files, typically PNG (lossless compression) or JPEG (lossy compression) files, stored as a single archive file. Occasionally GIF, BMP, and TIFF files are seen. Folders may be used to group images. Comic book archive files are not a distinct file format; only the file name extension differs from a standard file of the given archive type.
Associated programs CDisplay, ACBF Viewer, Calibre, ComicRack, Comic Seer Calibre, Book Designer, RB2 Project, GEB Librarian
Wiki https://en.wikipedia.org/wiki/Comic_book_archive https://en.wikipedia.org/wiki/Rocket_eBook