Download free Vidcutter to cut your videos and arrange the parts as you want
Vidcutter is a free program that will let you trim your videos. The process is simple, click the open button, load your video and use the start and end button to define parts.
The program cuts videos and joins clips without re-encoding them, which means it is super fast. The built-in player lets you preview the videos and move the marker one frame at a time to ensure the clip is trimmed as accurately as possible.
You can use Vidcutter to remove unwanted parts of your videos and arrange the remaining parts as you want.
The program supports avi, mp4, mov, and flv files. It is easy to use with a nice interface and exports videos (only) in the same format as the original: VidCutter is excellent to trim videos without altering their format.. To make conversions, etc you need a different program.