Convert RGBA to RB online and free
1. Click "Choose Files" button and select your RGBA files you would like converted.
2. Click on the “Convert to RB” button to start the conversion.
3. When the status change to “Done” click the “Download RB” button
To convert in the opposite direction, click here to convert from RB to RGBA
RGBA files use the RGB color model with an added alpha channel to control transparency. This format is ideal for layering images, allowing for opacity control. RGBA files can be opened with programs like Preview on Mac or XnViewMP on Windows. ...
RB files are used by Nuvo Media's REB 1100 E-reader and contain HTML documents and metadata. DRM protection may be supported, but it is rarely used. RB files can be converted to other formats for broader compatibility. ...
Upload a RGBA file, click "Convert", and use additional options to quickly modify its contents before downloading the final RB file after processing has completed.
Our RGBA to RB converter works on Windows, Mac OS, Linux, iOS and Android systems alike - our servers automatically process each file without requiring you to install plug-ins or applications!
We guarantee 100% of the privacy and have no access to your files once uploaded/converted, making them inaccessible by anyone and completely protecting them.