CBR to RB Online Converter

Convert your CBR file to RB format in simple 3 clicks.

Step 1 - Select a file(s) to convert
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Step 2 - Convert your files to
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Step 3 - Start converting
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Your file will be uploaded to DigitalOfficePro storage. By using this service, you agree to the DigitalOfficePro Terms of Use.

Convert your CBR File to RB Format

Our free CBR to RB online converter is the easiest way to convert CBR files to RB format. The best online web-based app to transform CBR's into high-quality RB format within seconds. No file size limit and no registration or login required. Choose your CBR file, click convert, then download your converted file without the burden of installing additional software on your PC. Our free online CBR to RB converter is 100% secure and super fast and also works on all computers and mobile devices with active internet access - regardless of the operating system you have.

CBR
  • File extension
  • .cbr
  • Category
  • E-BOOK
  • Description
  • A file with a .cbr extension is a collection of images stored as compressed binary files using the RAR compression file format. It contains images in JPEG, PNG or GIF images that represent images in a comic and are shown to user when the file is used in ebook readers such as Calibre. CBR is similar to CBZ other than that CBZ is compressed and stored in the ZIP file format. These files can be contained inside comic book collection files such as CBC.
  • Actions
  • CBR Converter
  • Technical Details
  • Associated programs
  • CDisplay,ComicFlow,Perfect Viewer
  • Developed by
  • N/A
  • MIME type
  • application/x-cbr
RB
  • File extension
  • .rb
  • Category
  • E-BOOK
  • Description
  • The file with extension .rb holds the Rocket eBook content. The Rocket eBook is actually a device made by Nuvo Media; they released this device in 1998. Although Rocket eBook is capable of displaying images, but only in black and white display. It has a screen of 106 dpi or 480 x 320 pixels on a 4.5 x 3-inch touch screen. The Rocket eBook connects to a computer via a serial port connection to download eBooks in RB file format. The RB files are capable to use DRM but this technology is not being used in modern eBooks. The RB file conventionally contains an HTML file with the images and a pseudo-OPF file with all of the metadata (.info).
  • Actions
  • RB Converter
  • Technical Details
  • Associated programs
  • GEB Librarian,RB2Project,Book Designer
  • Developed by
  • NuvoMedia
  • MIME type
  • application/x-rocketbook

Free CBR File Conversion Tools

Free to Everyone

Absolutely FREE online service. There is no extra cost to use it. You can convert as many files as you like. No need to downloading and installing additional apps/extension on your computer.

100% Secure

We are not storing your content on our servers. Your files are automatically deleted from our servers instantly after the conversion process. We guarantee file security and privacy.

High Speed Conversion

Your files are converted using our powerful conversion servers. In most of the cases, the conversion process takes less time than it would take if you used your computer.

No Limitations

Unlike other services, our online service has no limit on the number of files you can convert. Convert as many as you want. You don’t even need to register or login to our website.

Quality Output

We are using high quality conversion algorithms, so you won't lose quality during the file conversion. Your converted output file retains same quality and effects of original file.

Support 100+ Formats

We supports more than 200 file formats, more than any other online converter and the number keeps growing. Support nearly all document, image, video, audio and ebook formats.