MP4 video joiner site only provide you with best MP4 joiner, we deny bad joiner MP4. all software list on our site is specially picked out after strict test, if you want video joiner MP4 to join MP4 file (such as MP4 movie), I suggest you use the software list on our site, all software are free download supported. Our goal is to continually improve, to provide you with quality MP4 joiner, and to make a reasonable profit in the process, come to our mutual benefit.
Ultra MP4 video joiner currently is the best mp4 joiner, which can join mp4 video files perfectly. with this mp4 joiner, you can also join mp4, avi and other video formats together, you can one time join multiple video files into a large one like AVI, MPEG, WMV, RM, MP4 Joiner etc, this mp4 file joiner also support join video files to VCD/SVCD/DVD image files, and then you burn them into your VCD/SVCD/DVD disk. with this mp4 video joiner you can even convert video files to other video formats you want.
Allok MP4 Video Joiner is a powerful tool to join multiple MP4, AVI, Divx, XviD, MPEG, WMV, ASF, RM, MOV, 3GP files into one large file into various format. It also supports join MP4 video files to VCD/SVCD image and DVD-Video files, so you can burn them into one VCD/SVCD/DVD disc easily by using third-party buring tools. as the operation of Ultra video joiner is simillar with Allok MP4 video joiner, so I only list the guide of How to use Allok video joiner
Guide: How to use Allok MP4 Video Joiner Step 1: 
Free download MP4 Video Joiner and install it on your computer.
Step 2:Click 
Button to select the video files you want to join
Step 3:Edit the source MP4 video files, if you like.
Click
button to edit the selected file, you can set the start time and the end time, as the following picture :
Step 3, Sepcify the directory for output files by clicking the 'Change...' button, or just use the default directory (Note: after successful join, pls click Open button to find where the file stored, if u try to find the converted file via other way, you may can not see the joined file)
Step 5, Sepcify other settings for advanced user, you can set output quality, frame rate, TV type, Aspect Ratio, Add letterbox and so on.
Step 6, Click
Button to join the mp4 video files.
After successful join mp4 video files, the joined video files shall be stored in the folder you have previously selected.
Convinced? 
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Ultra MP4 Video joiner operation is quite similar as the guide above, just free download them and enjoy by youself.