PDFTK Builder
PDFTK Builder is a nifty little PDF utility if you don't have or don't want a full blown Adobe Acrobat just for collating, splitting, rotating, stamping and password settings in PDF files. It is a frontend to pdftk (but does not need to have pdftk itself beeing installed).
PDFTK Builder home: http://angusj.com/pdftkb/
<package
id="pdftkbuilder"
name="PDFTK Builder"
revision="3.6"
priority="0"
reboot="false">
<variable name="version" value="3.6" />
<check type="file" condition="versionequalto" path="%PROGRAMFILES%\PDFTK Builder\PDFTKBuilder.exe" value="3.6.1.52" />
<install cmd='"%SOFTWARE%\pdftkbuilder\pdftkb_setup.exe" /verysilent' />
<upgrade cmd='"%SOFTWARE%\pdftkbuilder\pdftkb_setup.exe" /verysilent' />
<remove cmd='"%PROGRAMFILES%\PDFTK Builder\unins000.exe" /verysilent /norestart'/>
</package>
PDFTK Builder seems to use Inno Setup.