Challenger Comics Viewer play online

Challenger Comics Viewer is a FREE (NO ADS) advanced comics, manga, books and PDF viewer.
It's really simple to use. You just have to scroll ! Pages are automatically loaded and displayed (no need to click to go to next page).
It's FREE and THERE ARE NO ADS.
This version works perfectly on phones AND tablets.

Supported image file formats are JPG, PNG, GIF, WebP (Android 4.0+) and BMP.
Supported book file formats are PDF, CBZ/ZIP, CBR/RAR, CBT/TAR, CB7/7Z, DjVu and ePUB.

Main features are :
Automatic page loading
Zoom using multi-touch
Vertical/Horizontal scrolling
2 display modes (Simple View which displays pages one by one and Multiple Image View which displays all pages one after the other)
Scale filters: Bilinear, Bicubic, Lanczos4
Library with covers displayed to quickly open comics (multiple kind of views available)
Automatically switch to next issue when last page of the comic is displayed
Border cropping
Read from left to right or right to left
Actions can be customized
Single page and "2 page" display mode
Filter to improve displayed image quality
Manual scrolling by moving finger on screen
Autoscrolling by long pressing on screen
Tap to go to Next/Previous pages
Fit to Width/Height/Screen display
Multiple Image preview type
Option to direct access to page
History management
Support multi-language (for now, english, french, russian, italian)
Border can be display over Bitmap to easily identify each pages
Contrast/Brightness/Saturation management
Screen brightness management
Application can be moved to SD Card
Cached data can be stored in internal memory or SD Card
Supports Samsung "Multi-Window" mode
Color themes

Files can be accessed on the device or network.
Supported network protocols are :
Google Drive
OneDrive/SkyDrive
Mega
Ubooquity (http://vaemendis.net/ubooquity)
DLNA/Upnp (Need Android >= 4.0.3)
OPDS (beta)
Windows/SAMBA/CIFS
DropBox
Webdav/Cloud (like box.com, 4shared.com, alwaysdata.com, ...)
FTP
SFTP

The application needs a phone/tablet with lots of memory and a powerful processor, so don't be disappointed if your phone is quite old and performance is not good.
For instance, it works perfectly on Nexus 4, Nexus 7, Nexus 10, Galaxy S2, Galaxy S3, Galaxy S4, Galaxy S5, Galaxy S6, Galaxy S7, Galaxy Tab, ...

Documentation is available at : http://challengerviewer.wordpress.com/challenger-comics-viewer-documentation/
An FAQ is available at : http://challengerviewer.wordpress.com/challenger-comics-viewer-faq/
The English forum : http://forum.xda-developers.com/showthread.php?t=1389440

Please add comments if you like this app or if you have some new features idea.
To report bugs, don't hesitate to send me e-mail.
Thanks !