Challenger Comics Viewer is a FREE (NO ADS) advanced comics, manga and PDF viewer.It’s really simple to use. You just have to scroll ! Pages are automatically loaded and display (no need to click to go to next page).It’s FREE and THERE ARE NO ADS.This version works perfectly on Phone AND Tablet. Display is perfect on both system.Supported image formats are JPG, PNG, GIF, PDF, CBZ/ZIP and CBR/RAR.Main features are :