Free Online JFI to MOBI Converter

JFI is a raster image file format. It was developed by JPEG (Joint Photographic Experts Group) and are used to exchange the JPEG encoded data between applications and computer platforms. JFI is usually used to store bitmap graphics with full pallette.

Is a format used in the MobiPocket Reader software on desktop and mobile platforms. Books in this format can have .prc and .mobi file extensions. MOBI was originally based on the PalmDOC format; adding HTML tags made it possible to create a high-compression version which compresses data to a high degree. There are a number of formatting restrictions – the text cannot be indented, and inserted tables and images cannot be formatted.