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How to Make MP4 Smaller

When a MP4 video file takes up too much space on your hard drive or doesn’t fit on the memory card for your portable device, you’ll need to make it smaller. In addition to that, you also need to make MP4 smaller when you’re preparing them for web upload, since many online video sharing sites limit the video size you upload.

This tutorial explains how to make MP4 smaller. With Wondershare Video Converter (Video Converter for Mac) - the perfect video compression software for compressing digital video files or DVDs, you can easily make your MP4 video smaller without any significant loss of quality. Moreover, this program provides a wide range of presets for most mobile devices and multimedia players, so won’t need a degree in video engineering to convert videos for playback on different devices.

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1 Add the target video files

Before we start download and install Wondershare Video Converter. Then click the “Add Files” button in the main interface. Choose the videos you want to reduce size in the Add File dialog box and click “Open” to import. You can also directly drag and drop the target video files to the program.

2 Define video settings

Click the “Settings” button in the lower right corner of the primary window. Choose the video codec, e.g. H.264, from the Video format list, or stay with the default codec. Then adjust other output parameters like resolution, bit rate and frame rate by clicking the arrow beside the column to choose from the drop-down list.

You can also automatically make your MP4 smaller. To do this, choose "Small Size" option, and hit the “OK” button. After that, you’ll return to the main window. You may notice that the size of MP4 has been reduced.

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After that, you’ll return to the primary window and find that estimated file size of output file is greatly reduced compared with the original one. Now you can click the Play icon to preview the output video result.

reduce size of mp4 file

Tip: You can also reduce the file size by converting to other format. To do this, click the format image on the right side of the primary window. Then the output window will pop. Here you can choose other formats according to your desire. If you play the output file on mobile devices, turn to the “Device” tab to choose a specific device.

3 Save the new file

Then click the Browse button of Output Folder at the bottom of the program to specify the output destination. Hit the “Convert” button in the lower right corner of the program window to start the video conversion process. After several seconds, you’ll get the new file which is smaller than the original one.

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