You could have downloaded HP Scanjet Photosmart 4070 8.4 for Mac from our software library for free. The actual developer of this free software for Mac is HP.
From the developer:
Software for the HP 4070 series of scanners includes latest Mac OS X 10.4 compatible versions of: Image Pro, Image Edit, Image Print, Image Zone, Instant Share, Panorama Stiching, Scanjet Utilities, Plug-ins for iPhoto and Photoshop, Uninstaller.
Note: The DRIVER for Scanjet 4070 is version 8.4 - all other software are various versions.
You may want to check out more software for Mac, such as HP-15C or Free42-Decimal, which might be related to HP Scanjet Photosmart 4070.
Viewers & Editors
Device Assistants