Price: $59.95
Convert between MKV and all other video formats
Aimersoft MKV Converter is the best MKV video converter that can convert videos between media formats. It can convert both SD and HD video formats like AVI, WMV, MP4, MOV, MTS, TRP, MKV, etc. fast while keeping the high quality. With this MKV video converter, you can even freely convert MKV videos to fit your portable devices like iPhone, iPad, iPod, etc.
Requirements: Windows 8/NT4/2000/2003/XP/Vista/7 
Key Features
Convert MKV for Various Devices
Convert MKV files to popular video & audio format like AVI, MPEG, WMV, FLV, MOV, MP4, 3GP, 3GPP, MPG, ASF, VOB, MP3, MAV, AAC for iPod, iPhone, Zune, PSP and other devices. You can also convert MKV files to HD Video, including HD AVI, HD MKV), HD WMV, HD MOV.
Split and Merge
Trim your favorite part from video by setting start time and end time, or split it into multiple ones by setting split time or split size, and merge multiple video files into a large one file.
Append Special Effects
Crop the frame size of video to get what you want, append special effects like Old Film, Negative, add picture/text watermark to personalize your video, add subtitles and adjust the professional parameters like resolution, bit rate to fit with your player.
Easy to Use
Two real time preview window allow you to make a side-by-side comparison between original video and edited one; and the multi-threading process enables you to convert multiple files at the same time.
User Guide
Download and install this MKV Converter and follow the steps below to convert your MKV video to MP4, AVI, WMV, etc. or vice versa.
1Add video files
Launch the program and click Add Files to add the media files you want to convert. You can also simply drag and drop video files to the source pane.
2Choose output video format
Click the Output Format to choose the output video format. As you can see, all most all popular output video formats are available. Just select the one you want.
3Start conversion
When all settings are OK, click "Convert" to start conversion.
Below is the video tutorial on how to convert MKV:
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Hi, usually there won't be such kind of questions. What message did you get when you choose MKV or MP4 as the output format to convert DVD? Or you can directly get online service with our technical support: http://support.aimersoft.com/
I am using Aimersoft Ultimate Video Converter and I am only able to convert my dvd s to AVI, MKV or MP4 wont work, Does anyone have a reason why ??