Record unlimited length snapchat videos: You just start recording, and while holding your finger down on the screen, double tap the home button to enable multitasking, and presto. Your snap will continue recording until you re-enter Snapchat, which then automatically stops the recording. http://www.theverge.com/2015/4/23/8486245/record-video-longer-than-10-seconds-snapchat-hack