CHMX app for iPhone and iPad
CHMX is a power software to view CHM format files, it can quickly open the *.chm file, format and display the contents, and it is a completely easy to use very much.
1.add photos browser
2.mark text
3.bookmark pages
4.search text in page.
5. fix the bug of opening blank page. The reason is dont have enough space. Free some space of your device ,it will be ok.