Use XnView to convert Palm OS database or ebook file (*.pdb) to Adobe Portable document format (*.pdf). Open *.pdb file in XnView → File menu → Save As... → File type PDF - Portable Document Format → fill the name box → Click on Save button.
Found 2 different conversion types using the same filename extensions.
Conversion pdb to pdf type 1:
Convert from Adobe PhotoDeluxe image file to Adobe Portable document format.
On-line services software - convert pdb to pdf on web
An online graphics converter and resizer
File type (from-> to)
Convert from pdb file format
Adobe PhotoDeluxe image file
|Yes, Picture Resize Free Online Images Converter supports pdb file conversion as a source file type.||No||No||No||No||No||No||No|
Adobe Portable document format
|Yes, Picture Resize Free Online Images Converter supports pdf file conversion as a target file type.||No||No||No||No||No||No||No|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned pdb to pdf. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Conversion pdb to pdf type 2:
Convert from Palm OS database or ebook file to Adobe Portable document format.
Microsoft Windows software - convert pdb to pdf on Windows
A free eBook converter
Multiplatform software - convert pdb to pdf on any platform
Cross-platform batch image transcoder compatible with 500 picture image formats
A popular utility for viewing and converting graphic files