4Videosoft MTS Converter is the best assistant when converting MTS files to other popular videos. It enables you to convert MTS videos to any popular video format like MOV, MP4, MKV, M4V, AVI, FLV, WMV, F4V with high speed and extraordinary quality. In addition, you're able to extract the audio files from the source MTS files and convert them to MP3, AAC, M4A, WAV, WMA and more with ZERO quality loss. After the conversion, you're able to enjoy the output video and audio files on multiple mainstream portable players like iPhone6s/6s Plus, iPhone 5S/5C, iPad 4, iPod nano, Samsung Galaxy S6, HTC One, BlackBerry. It is a practical video editing program in addition to its powerful video conversion function. With Effect, Trim, Crop, Merge and Watermark function, you're able to adjust the video brightness, saturation, contrast, hue and volume, trim the video length, reset the video screen size, join several video clips into a new file as well as add text or image watermark to the video. With these creative video editing functions, it's no doubt that you can get the ideal output video. In addition, you're free to modify the video and audio settings at will and choose your desired audio track and subtitle. With the built-in player, you can preview the source MTS video in the preview window and capture your favorite video image with Snapshot function. It's able to convert several MTS files at one time. In a word, It is your first choice when converting MTS videos.