I’ve recorded some videos with my video camera and when I imported these videos onto my computer, it comes up as VOB video files. I’d like to convert these VOB to MP4 video format for further editing and playback on my iPhone. A friend of mine recommended some video converters to me. Some of them are good tools, but they make the process a bit complicated. After I spent couples of hours on evaluating all of these programs, I finally picked up the best one Aneesoft Video Converter Pro to convert these VOB to MP4 format and I’m now very happy with the results.
This software is a free trial application that accomplishes this task quickly and easily. It even has iPhone/iPod/PSP preset format options to set up for different devices automatically. It is easy to use and converts the video in a single pass, ready for transfer and sync to your iPhone. Considering you might be a novice of computer, let me show you how to convert VOB files to MP4 format step by step.
Things you’ll need
1. Aneesoft Video Converter Pro (Free for download trial version)
2. VOB video files
Step 1: Download & install Aneesoft Video Converter Pro
We’ll be using the very nice video converter software called Aneesoft Video Converter Pro for converting VOB to MP4 format, head over here and download the free trial version. Next step is to install the program.
Step 2: Run Video Converter Pro and add VOB video files
Now run Aneesoft Video Converter Pro and click the big button "Add File" to add VOB video files on your computer, you may add as many videos as you want to convert to MP4 videos. Only the titles you checked will be converted. So if there're some videos you don't want to convert, you need to uncheck them or 'Delete' them from the right-click menu. 'Clear' in the right-click menu means remove all titles in the list.

Step 3: Edit VOB videos: crop, trim, add effects, add watermark
Wanna edit your videos to make it more personalized? You may add a watermark in Aneesoft Video Converter Pro. Just select the title you'd like to add watermark, then click the button 'Edit' to launch video editing window. If you want to crop video or add some special effects, click the first two tabs. You're able to add a text watermark or an image watermark (you may call it logo) on the output video. Adjust the 'Transparency' to make the watermark look better.

Step 4: Merge some separate VOB videos to 1 single MP4 video file
Click on the video titles you'd like to merge to 1 single file, then click 'Merge' button and uncheck the former separate VOB video files if you just need the single merged MP4 video file. Here 'click on the video titles' is not just check the options, you need to click them to make them highlight. You may see the image below to have an idea.
Step 5: Change the output settings to convert MP4 videos with best quality
There are almost all common video formats available for you to choose to convert. You may convert VOB videos to different video formats for video editing or playback on your mobile devices, such as iPod, iPhone, PSP, cellphone, etc. Remember that the output file size mostly depends on the Bitrate you set. Larger Bitrate, larger file size. Actually video with bitrate as 768 is acceptable for watching.

Step 6: Start converting VOB videos to MP4 videos
Now you may click the big button "Start" to begin converting VOB videos to MP4 videos. Once the convert is complete, Aneesoft Video Converter Pro will place a new version of your MP4 video. Double-click the new MP4 file and play it to make sure it looks as you expect.








