If you have some RMVB format files and cannot play them on your media players, you may need to convert these files in other formats. In that case, you should choose and install a video converter on your computer. If you don't know how to choose video converter and use a video converter to convert files, please keep on reading and you will get some useful tips from this article. 

The first thing you should do is to choose a trusted and powerful video converter. An excellent and easy-to-use Video Converter is specially designed for converting videos to many formats. This kind of software enables you to convert nearly all video formats (from DVD, HD, RM, RMVB, AVI, WMV, MPG, MPEG, MPE, M1V, MPV2,DAT, 3GP, MOV, VOB to FLV) to your required format with ease. Moreover, an powerful video converter also has the functions of editing videos, downloading videos, and creating photo slidshows. A powerful video converter will enable you to clip, crop, merge videos and add watermark and subtitle to videos. Some video converters also allow you download videos from YouTube or Yahoo, and then convert them to other formats. 

Once you have chosen a suitable video converter, you can use it to convert RMVB format files to other formats easily. The following is an example of how to use video converter to convert RMVB files to MPEG.

1. Open the video converter, and then you can directly drag the videos into the main interface. 
2. Choose MPEG as the output format.
3. Set output path to save the converted video files.
4. Start conversion. 
Just four simple steps, now you can enjoy the videos on your mobile devices. 

If you still have no idea about how to choose a suitable video converter, we highly recommend Aviosoft Video Converter to you. As an easy-to-use and powerful video conversion software, Aviosoft Video Converter has many other features which will meet your needs. Aviosoft Video Converter supports batch video conversion, enable to flip or rotate video freely, enable to preview the edited video file before video to conversion, and so on. You can use Aviosoft Video Converter to convert videos to with a few clicks. 

If you're interested in Aviosoft Video Converter, you can get a free download of it and try this wonderful tool . You'll be amazed with the excellent performance of Aviosoft Video Converter!  
 

As a multimedia container format standard specified as a part of MPEG-4, MP4 is most commonly used to store digital video and digital audio streams, and MP4 can be played on most of the devices. If you want to watch a video but its format cannot be supported by your media devices, you should convert it in MP4 which is supported by most of media players. In this case, you may need an excellent and powerful MP4 converter which can do many things for you.

An excellent and easy-to-use MP4 Video Converter is specially designed for converting videos to MP4. This kind of software enables you to convert nearly all video formats (from DVD, HD, RM, RMVB, AVI, WMV, MPG, MPEG, MPE, M1V, MPV2,DAT, 3GP, MOV, VOB to FLV) to MP4 with ease. Moreover, an powerful MP4 video converter also has the functions of editing videos, downloading videos, and creating photo slidshows. When used as an video editor, the MP4 video converter enables users to clip, crop, merge videos and add watermark and subtitle to videos. You can also use the MP4 video converters also allow you download videos from YouTube or Yahoo, and then convert them to MP4. 

If you don't know how to choose a suitable MP4 video converter, we highly recommend Aviosoft Video Converter to you. As an easy-to-use and powerful MP4 video conversion software, Aviosoft Video Converter supports batch video conversion, enable to flip or rotate video freely, enable to preview the edited video file before video to MP4 conversion, and so on. Use Aviosoft Video Converter to convert videos to MP4 with a few clicks. Following is a simple tutorial on how to convert videos to MP4 on Mac by using Aviosoft Video Converter.

1. Open the video converter, and then you can directly drag the videos into the main interface. 
2. Click the output device drop down-down list and choose “Common Video -> MP4″ or go to “Other equipment” and choose MP4 as output video, or you can choose a desired output device, such as Apple iPad, iPhone, iPod, etc.
3. Set output path to save the converted MP4 video files.
4. Start conversion. 

Just four simple steps, now you can enjoy the videos on your mobile devices. There are many other features of Aviosoft Video Converter, and if you're interested in Aviosoft Video Converter, you can get a free download of it and try this wonderful tool . You'll be amazed with the excellent performance of Aviosoft Video Converter!  
 

3GP (which stands for 3GPP file format) is a multimedia container format usually used on 3G mobile phones but can also be played on some 2G and 4G phones. 3GP is defined by the Third Generation Partnership Project (3GPP) for 3G UMTS multimedia services. As mentioned before, videos of 3GP format can be played on most 3G mobile phones, however, most videos are in other formats which cannot be supported by 3G mobile phones. In that case, you may need to use a video converter converts videos of other formats in 3GP so that you can play them on your mobile phones. If you have problems in converting videos, you can read this article to find some useful tips on how to choose a 3GP video converter and how to use it. 

An excellent and easy-to-use 3GP Video Converter would have the following features:
Superfast converts video files into 3GP Video;
Support input formats: High-definition videos, RM, RMVB, AVI, WMV, ASF, MPG, MPEG, MPE, M1V, MPV2, MP4, DAT, MOV, VOB;
Clip, crop, merge video files and add watermark and subtitle for movies;
And support to download movies from YouTube or Yahoo and create photo slideshows.

In fact, a powerful video converter can do more for you:
It can clip your favorite scenes of the movies and then convert them into 3GP so that you can save spaces for your mobile phone's memory card. 
It can set size or position of subtitle and size, color or position of watermark on video by manual.
It enables you to preview the edited video before video to 3GP conversion.
It can quickly open destination folder, helping you find out the converted files as soon as it converted. 
And it support batch conversion at the same time which could free your hands and save your time.

If you don't how to use a 3GP video converter to convert videos to 3GP, following is a simple tutorial on how to convert MPEG-4 to 3GP, you can read and try.

Step 1: Add MPEG-4 files, and batch conversions are supported.
Step 2: Choose a output folder to save the converted files.
Step 3: Click the Convert button to start converting MPEG-4 to 3GP.

Here we recommend an excellent and powerful video converter for you: Aviosoft 3GP Video Converter.Aviosoft 3GP Video Converter would be your best choice for it will meet all your needs. You can use Aviosoft 3GP Video Converter to transfer almost all video files for your mobile phone with a few clicks. Just get a free download of Aviosoft 3GP Video Converter and convert your favorite videos to 3GP instantly!    
  
 

Almost everybody knows that the iPhone is a line of Internet and multimedia-enabled smartphones designed, marketed and developed by Apple Inc. The latest generation is the iPhone 4S which was released on 2011. Although iPhone is loved and used by many people, it is not omnipotent. iPhone supports limited video formats, in other words, there are tons of video formats that you cannot play them on iPhone. Don't worry about that , you can download a video converter for your iPhone and then you would be able to enjoy videos on your iPhone easily. 

As the latest generations, iPhone 4S supports the following video formats: H.264 video up to 1080p, 30 frames per second, High Profile level 4.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format.. You may be quite frustrated when the videos you want to watch are not supported by your iPhone. In that case, you just have to download a iPhone video converter. With a powerful video converter, you can convert videos to iPhone in a few clicks.

First, find and download a video converter. After installation, launch the video converter, and then add the video into the video converter. Choose the proper format and select the output path. Finally, click “Convert”. 

Wait until the convert process finish, and then connect your iPhone to your Mac or PC. Open iTunes and find your iPhone under DEVICES category. Then go to Movies tab on top, and check the Sync option to transfer your newly converted video to iPhone with iTunes. Now you can watch your favorite movie/videos on your iPhone anytime and anywhere.

There are many video converters for you to choose, and then you may wonder what would be your best choice. A trusted and powerful video converters should be not only convert videos to iPhone, but also rip DVD videos so that you can play those DVD videos on your iPhone.  Aviosoft is one of those powerful video converters. You can use Aviosoft iPhone Kit to convert all DVD movies, all HD videos and most all videos formats such as RM, RMVB, AVI, WMV, ASF, MPG, MPEG, MPE, MP4, FLV etc so that you can play them on your iPhone. 

Use Aviosoft iPhone Kit\ to play DVD, watch HDTV, rip DVD videos, and convert videos instantly! You will be amazed by  Aviosoft !  
http://www.aviosoft.com