Summary: Do you know WebM video? How to convert WebM video to play on portable devices (like Surface 2, Surface RT/Pro) and media players. In this article, you will get the best solution to convert WebM to MP4 on Windows 8.1/Mac Mavericks. WebM is an audio-video container format designed to provide royalty-free, open video compression for use with HTML5 video. It is popularly used in compressing most video content, especially in YouTube which has an HTML5 version for mobile device access. HTML 5 presents visitors more eye-catching pages and more enjoyable web experience, but WebMvideo offers quality video with high definition which is not supported by all media players and portable devices. In that case, to get your players and devices easily play WebM files, you have to convert WebM to a common video file for enjoying like H.264/MPEG-4 MP4 format. To accomplish this goal, a professional app for converting WebM to MP4 is strongly recommended, that is Pavtube Video Converter/Video Converter for Mac. It is an easy-to-use WebM to MP4 app for completing the task to convert sony WebM video to MP4 format on Mac Mavericks/Windows 8.1. You can totally depend on it. Good News! Get 20% OFF Video Converter (Windows & Mac) on Pavtube 2014 New Year Deals. Now begin to operate the WebM to H.264/MPEG-4 MP4 format conversion. 1. Add WebM files to the application Install and run the best WebM to MP4 Converter, import the WebM videos by clicking "Add video" or "Add from folder",you can also directly drag and drop WebM files to the program. 2. Choose the output format Now you should choose "H.264 Video(*.mp4)" or "MPEG-4 Movie(*.mp4)" as the output format, H.264/MPEG-4 as the video codec. This is the best and native format for storage, playback and sharing. 3. You can click settings to adjust the parameters 4. Start the WebM to mp4 Conversion Click the "Convert" button to get the WebM to MP4 conversion done. Just in a few minutes, you can transfer or put HD mp4 videos on iPad, iPhone and other tablets or samrtphones for watching, backup the mp4 video on your PC/Mac, or upload the video for sharing . With Pavtube WebM to MP4 Converter for Win/Mac, you can convert WebM video to MP4 format easily on Mac Mavericks/Windows 8.1. Refer more related articles: Convert MKV, AVI, VOB, MPG, Tivo, FLV video to iTunes 11 playable MP4 video on Mac Download and Encode Dailymotion Video to MP4 for watching offline Transcode 60i MXF file to H.264 MP4 on Windows 8.1/8 How to Convert .dvdmedia Files to MP4 on Mac Convert videos on Moutainlion and Mavericks with KMPlayer Mac Alternative Transcode Humax HDR Fox T2 PVR recordings to MP4 for playing on iPads without adverts Best solution to watch DVD VOB on iPad Air, iPhone 5S and 5C Source: How to Convert WebM to MP4 in Mac Mavericks/Windows 8.1?