Update : Version 3.0.0-2 released ! Crack is out !!

v 3.0.0-2
* Fix permission problem when entering the license key

Download 3.0.0-2 Cracked : Official
KEYGEN
http://xsellize.com/xlicense


INSTALL INSTRUCTIONS (read carefully!):
- Download and install iSilent original DEB from BigBoss repo or from the direct download link down here and respring
- Open the keygen link
- Select "iSilent 3.x"
- Enter your UDID
- Generate your serial
- Open iSilent application (should be on your springboard)
- Tap on "License" tab
- Input your generated serial into "License Code" field
- Tap on "Done" button 

iSilent is a paying application from BigBoss on Cydia (2,99$).  
It define automatically your iPhone in silent mode when you are in meeting or anything else. It will automatically come back to ring mode at the end of the programmation of the silent mode.