On Air (Wifi Disk) - this app for Android that "rasshiryaet" memory card, three protocols (MacOs, FTP, HTTP), through wifi the connection. the Program is very easy to use. Launched chose Protocol (top right), press "On"that's all. Generated link, and the numbers below it, this is the password. Small nuance, type ftp connection must be active, enforced in your ftp the client.