How to convert MKV to MP4 for iPhone?

Designed for fast speed, high video quality and universal application, AnyMP4 Video Converter is the most professional video converter and the best choice for video fans around the globe. It is capable of converting video to any video and audio format with incredible speed and negligible video quality loss.

What's MP4?

MP4 is a popular multimedia container format. It is most commonly used to store digital video and digital audio streams, especially those defined by MPEG, but can also be used to store other data such as subtitles and still images.

Step 1: Download and install Video Converter

You can download AnyMP4 Video Converter from the homepage and product page of our website, or by clicking the "Free Download" button. If the installation is successful, you can open the software and check out the interface.

Step 2: Load the original MKV video

You must add your original MKV video to the software by clicking the "Add Video" button on the toolbar or selecting "File > Add Video". If you need to remove your selected video files from the "File Name" list, you can select the video file and push the "Delete" button on your keyboard.

Step 3: Select MP4 format

You can click the "Profile" drop-down list to select MP4 format. Cannot find your needed profile? you can input it in the text area below and the software will find it for you automatically.

Step 4: Conduct video effect customization

The next step you need to do is customize video effect with the editing tools provided by AnyMP4 Video Converter. You are allowed to trim video for your needed length, crop video frame to get rid of unwanted black edges, join video clips together and add text/image watermarks. You can also enhance video effect by adjusting Video Brightness, Saturation, Hue and Contrast. If you think the volume of the video is not loud enough, you can also turn up the volume.

Output parameters can also be adjusted by clicking the "Settings" button. You are allowed to customize Video Encoder, Resolution, Bitrate, Frame Rate, Aspect Ratio, and even audio parameters such as Encoder, Channels, Sample Rate and Bitrate.

Step 5: Choose audio track and subtitle

Many video files have more than one audio track within them. If you are not content with the original audio track, you can also choose your preferred ones and add downloaded subtitle file to the video with the help of AnyMP4 Video Converter.