"Rmvb" stands for "RealMedia Variable Bitrate", which is a variable bitrate extension of the RealMedia multimedia container format developed by RealNetworks. And how to make your rmvb movie files to other popular files for playback on PSP, PS3, iPod, iPhone, Apple TV, Xbox, Zune, mobile phone or other popular digital devices for your enjoyment.

Rmvb Converter for mac is your right answer to convert among multiform video and audio files like AVI, MPEG, WMV, DivX, MP4, H.264/AVC, MOV, MP2, MP3, WMA, OGG, AAC, M4A, WAV and AC3. Also support batch capturing pictures from videos and creating video from pictures.

Guide-How to convert RMVB files with such powerful mac video converter on Mac OS X

Step1:Free download Mac rmvb converter, the screenshot just like this:

Step2:Click"Add" button to  load files from your local computer. In the bottom of the screen, choose your ideal output format that you want to convert to and a place to store your files.

NOTE: The software provides abundant profiles sorted by various popular devices, especially all-around HD video formats.

Step3:Click "Profile Settings" button to set various parameters for satisfying more needs.

Step4:Click "Clip" button, play the file and set the start & end point you want to create segment in the segment list.

Step5:Crop video size, check "Enable Crop", and adjust the height, width, left margin and right margin of the crop area, or draw the green lines in the player to get the crop area.

Step6:Add effect to video, check "Enable Effect", drag the slider to adjust the brightness, contrast, or saturation of the video. You can even choose an artistic effect for the output video from the "Other Effects" drop-down list.

Step7:Clickbutton to start this conversion work.