There are lots of users who encounter issues merging audio and video files since some converters are not stable or do not support all types of files. These issues may result in lost sound, lagging video, and a failed conversion. The best way to work around these issues is to use Softaken Audio Video Converter, which allows users to merge audio and video files without any difficulty or problems. It also supports all file types, including MP4, AVI, MOV, FLV, and MP3. The converter also maintains perfect audio and video quality conversion. Users will be further delighted with the batch processing feature, which allows users to merge multiple files. Further, there is a free demo version allowing potential users to demo the software without any risk. Softaken makes merging audio and video files fast, reliable, and error-free.