Convert ithmb to pdf Online: ithmb2pdf
You can use Tom's Editor to easily convert images from
.ITHMB to Portable Document Format .PDF.
Tom's Editor is a free, online image manipulation and converter program.
Go to Tom's Editor
ITHMB are thumbnails used by various Apple devices. At first these images were used by iPhods but now can be found on iPhones and iPads.
Adobe PDF format is the most popular document format. Overcomplicated. Offers compression.