With the rise of 4K and UHD video technology, both storing and sharing your videos is becoming more difficult. Large video clips can be hard to manage, and they’re more difficult to transfer if your Mac runs out of space. 

If you often have a problem with storing or sending large videos, you should learn how to compress your video files on your Mac. There are plenty of apps and tools that can help you do that. 

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    How To Compress a Video On Mac

    How to Compress a Video on Mac

    Your Mac comes with built-in tools that you can use to compress a video. For example, iMovie or QuickTime Player. While they might be somewhat limited in functionality, there’s an obvious advantage here since you don’t need to download or pay for them. 

    If you’re looking for more functionality, try one of the third-party options from our list. Some of them you’ll need to download, like Handbrake or Movavi, while others you can use online via your browser. 


    iMovie is a popular built-in tool on Mac that you can use not just for video compression but for video editing in general. This software makes the process of compressing a video free and easy. To shrink a video using iMovie, follow the steps below.

    1. Open the iMovie app on Mac.
    iMovie Create New icon
    1. Select the Create New icon to create a new project. 
    Media imported into iMovie
    1. Use the File menu to Import Media or drag and drop your files right into the app. 
    Share menu
    1. To compress the video, go to the File menu and select Share
    Resolution drop-down menu and file size in shared video window
    1. Depending on your goal, select one of the available options. You can choose to compress the video specifically for sending it via email or select the File option to set the desired quality and resolution yourself. In the same window, you’ll also see the size of your exported video. 
    Next button
    1. Once you’re happy with your video settings, select Next… to save the clip. Select the location for your file on your Mac and select Save

    QuickTime Player

    QuickTime Player is considered one of the top media players and one of the best apps for Mac overall. It’s also an excellent built-in option for shrinking your videos on Mac. To compress a video using QuickTime Player, follow the steps.

    1. Open the QuickTimePlayer app on your Mac. 
    QuickTime Player app
    1. Navigate to the video that you want to compress and open it.
    File > Export as menu
    1. From the app’s ribbon menu, select File > Export As. Here you’ll get a variety of options to choose from, like exporting your file in 4K, 1080p, 720p, 480p, or exporting audio-only. 
    Export As menu
    1. Once you’ve selected the desired quality, type in the name for your video under Export As, select the destination, and select Save
    Video compressed from 45.3 MB to 5.5 MB

    You can then compare the sizes of both your imported and exported videos via right-click and Get Info option to see how much your original video shrank. 


    HandBrake is an open-source video converter that you can use to convert your video clips from pretty much any format to widely supported codecs. On top of that, you can use the app to shrink your video files. All you need to get started is to download the software for free. Then, to compress a video using HandBrake follow the steps below.

    1. After you download and install the app, launch HandBrake on your Mac.
    Open Source button
    1. In the upper-left corner of the app, select Open Source to open your video.
    Presets menu
    1. In the upper-right corner of the app, select Presets. Then select the desired quality of your output video. 
    Save as and browse options
    1. Make sure to select a new name under Save As and destination under Browse for your output video. 
    Start button
    1. Select the Start button on top of the window to begin the compression.
    Encode Finished app

    When this is complete, you’ll see the Encode Finished message appear in the app. You’ll find your compressed video in the destination you selected earlier. 


    Movavi is another useful video editor that you can use for free to compress a video on Mac. It’s beginner-friendly and has an intuitive interface. So if you don’t have any video editing experience, this is a great tool to use. 

    The biggest downside here is that the free version of the app will add a watermark to your compressed video. If you want to remove that, you’ll have to pay for the full version of Movavi which costs $39.95. 

    Follow the steps below to compress a video using Movavi.

    1. Download, install and open the app on your Mac. 
    Movavi app
    1. Drag your video clip into the app or click the Plus icon to add it. 
    Video and preferred quality for output file
    1. Click Video and select the preferred video quality for your output file. Here you’ll see the size of the output video as well. 
    1. You can save your video in the same folder as the original, or select a different location under Save to
    Save to menu and Convert button
    1. When you’re happy with all the settings, click Convert to compress your video. 

    Clipchamp Video Compressor [discontinued]

    If you don’t want to waste time downloading and installing new software, you can use one of the online video editors to shrink your video files. Clipchamp offers a video compressor that you can use to compress videos of up to 20GB in size for free. To compress a video using Clipchamp, follow the steps below.

    1. Open Clipchamp Video Compressor in your web browser.
    Clipchamp in browser
    1. Select Compress a video now.
    1. Sign in with Google, Facebook, or your email. 
    Convert my video window
    1. Drag and drop the video that you want to shrink or click Convert my video to add it. 
    Customize settings
    1. Select the desired Resolution, Format, and Quality. 
    1.  Click Start to begin the compression.
    Congratulations window
    1. When your video’s ready, you can select Save or Upload & Share it straight away. 


    YouCompress is a free online file compressor for anyone looking to compress videos on Mac hassle-free. Here you don’t need to set any configurations, as the app will choose the suitable parameters itself for the best result. So if you’re looking to quickly compress one or two videos without quality loss, here’s how to do it using YouCompress.

    1. Open YouCompress in your browser.
    YouCompress website
    1. Click Select file to add your video.
    Select file window
    1. Click Upload File & Compress.
     Upload competed window
    1. All that’s left is to Download your compressed video file. 

    On the same screen, you can choose to Delete your file from the server after you download it. 

    Free Up Space On Your Mac By Compressing Your Videos 

    If you notice that your Mac often runs out of space, it might be because of the large video files that you’re storing on it. Compressing your videos will help you make some space on your Mac for other important files and apps. 

    Have you ever had to shrink your videos? What software do you use to compress videos on your Mac? Share your experience with video compression in the comments below.