Support file format JPEG, PNG
Support archive forms ZIP (it is the correspondence * to the library in a library)
* Paid version also supports RAR files.
* Only one class.
2-page package display automatic spread.
The operation method
It is a screen touch and is the following page.
It is scaling by pinch in pinch out.
Scrolling by a drug.
It is the last page by the returning button.
Those with bookmark functional.
Corresponds to the type of filter screen 15.