5 Reliable Ways to Compress a Video with iMovie

Mary White • Filed to: Video Editor

compress video with imovieCompressing will help you save lots of space. That will allow you to store more files in the future. Some of the large files that need to be compressed are media files such as movies, music, and photos. For instance, a video file with 1080 HD quality will eat up to 10.5 GB of your storage. In that case, you will need a video compressor, especially if your storage isn’t enough to save the file. Hence, in today’s article, we have prepared several ways on how to compress a video in iMovie and the best alternative to iMovie.

Navigation of Contents

How to Compress a Video on iMovie

OS Compatibility: Mac, iOS, and iPad.
Supported Video Formats: MP4, M4A, WMV, M4V, and more.

As we all know, iMovie is a tool developed by Apple Inc. iMovie is one of the most popular video editors that allow you to compress large video files into smaller files. In that way, you can save lots of space on your storage; there is no need to have extensions. iMovie is a flexible tool mainly used for editing videos with basic and advanced tools and features, including green screen, adding text or subtitles with iMovie, and more. Aside from that, it also has the ability to enhance your video files processed with its Intel processor. It also has various video presets that you can use with your video intros and outros. Below are the step-by-step guides on how to reduce file size in iMovie.

Step 1 Launch iMovie Reduce File Size

iMovie is pre-installed software on Apple devices. Launch it once your video files are ready and saved on your device. Explore the software and be familiar with its features, tools, and navigation to have a smooth process.

compress video with imovie interface

Step 2 Compress Video with iMovie

The second step is to import the file by selecting it from your device. Click the “+” button to access your files. Select on the video file you will compress with iMovie for android. Once it is imported you can check out the filters and theme you can use on your video then save the video by clicking the options symbol.

compress video with imovie compress

Step 3 Play the Video

The last step is to check the output then locate the output folder to play the video. After that, you can start comparing the compressed file and the original file to check the changes you made. You can repeat the process to re-compress.

compress video with imovie play video

Best iMovie Alternative to Compress Video

OS Compatibility: Windows and Mac.
Supported Video Formats: MP4, MOV, AVI, WMV, MPEG, and many more.

AceThinker Video Master is the best alternative to iMovie when reducing file size. This tool has a built-in video compressor that allows you to set your preferred file size, resolution, and format. Aside from that, you can also play the preview of the video. The AceThinker Video Master has multiple features aside from the video compressor. It also has a GIF maker, video enhancer, 3D maker, and media metadata editor. A specialty of this tool is the converter that caters almost all of the famous and most used video and audio formats. You can follow the steps below to have a better compression process.

Step 1 Install the iMovie Alternative

The first thing you need to execute is to install AceThinker Video Master on your device. Complete the installation process by clicking the download button below, then finish the process by installation wizards. Once done with the installation, navigate the features of the tool.

Try it for Free

Step 2 Locate Toolbox

After the installation, you can begin the compression, click on the “Toolbox” button below it, tick the “Video Compressor,” then another window will appear. This window will allow you to import the video you want to compress.

acethinker video master interface

Step 3 Compress Movie with iMovie Alternative

Once you are done with the importation, the next thing you will do is compress the file by setting your preferred size, format, and resolution of the compressed video. Lastly, hit the “Compress” button to start the compression.

acethinker video master compressor

Step 4 Play the Compressed Video

The last step is to check the compressed video on your device. Locate the output folder then you can start to play and preview the video. If you want to recompress using the AceThinker Video Master, you can repeat the steps mentioned.

compress video withimovie avm playvid

Compress Video with AceThinker Free Online Video Compressor

OS Compatibility: Web browsers
Supported Video Formats: WMV, AVI, MP4, MPEG, and more.

AceThinker Free Online Video Compressor has straightforward functions and a fast processor. It could easily compress your large video files into smaller files without losing their original quality. You could compress your files into seconds. You can also save your compressed file without watermarks on it. By adjusting the video’s size, format, resolution, and bitrate you can have a compressed video saved on your device.

Step 1 Visit the AceThinker Free Online Video Compressor

Visit the official website of the AceThinker Free Online Video Compressor on any of your favorite web browsers, including Chrome, Bing, Microsoft Edge, and Mozilla. Since this tool is an online tool, make sure you have an internet connection once you compress.

free video compressor

Step 2 Compress with AceThinker Video Compressor

To begin, click the “Compress Video” button placed at the center of the site. You can also download the upgraded version of the AceThinker Video Compressor by hitting the “Free Download” button. After clicking the “Compress Video” button, confirm the app by allowing the request to access your files. Then you can start selecting the video file you want to compress.

compress video withimovie afvc

Step 3 Reduce File Size

After selecting the file, another window will appear. The last window will allow you to set your preferred video size, format, and resolution. After that, hit the “Compress” to start the compression.

reduce to compress video with afvc

Step 4 Play Video

Finally, you can now review the compressed video file. Locate the file on your device in the output folder. If you want to recompress or compress another video you can repeat the steps mentioned.

compress video withimovie avm playvid

Reduce File Size Online

OS Compatibility: Web browsers
Supported Video Formats: MP4, AVI, MOV, and more.

Clideo has an online tool that lets you reduce video file size online. Clideo’s video compressor serves you fast compression, a safe site, and a simple yet powerful user interface with some basic and advanced tools, including merging, resizing, and adding subtitles. This online tool doesn’t require any registration. It could also compress video files up to 500MB. Aside from that, while you are compressing your video, you can play the preview. You can either save the compressed video on your device or Google Drive and Dropbox.

Step 1 Go to Clideo Main Site

Go to the official site of Clideo by opening any of your web browsers such as Chrome, Mozilla, and Bing to access the online video compressor. Then start the compression by importing the video file. Click the “Choose file” button to access your video files.

compress video with clideo

Step 2 Compress Movie with iMovie or Clideo

Once you are done selecting the video file, it will automatically compress. You can utilize the essential tools to add elements to your compressed video, like text, or you can also cut out some parts of the video. Click the “Download” button to save the compressed video on your device.

compress video with clideo

Compress Large File with Offline Tool

OS Compatibility: Windows, Mac, Linux
Supported Video Formats: MOV, AVI, MPEG, MP4, and more

VLC is an application mostly seen on Windows that is also available on Linux and Mac. This is designed as a multimedia player but it also acts as a very versatile tool that you can use to compress large video and audio files offline without quality loss. It has more tools that you can utilize with your video files. Aside from compressing, you can also trim videos with VLC. It just requires some effort since this tool is for professionals. Follow the steps below to have a smooth compression.

Step 1 Open VLC

Launch the VLC video compressor to begin the compression of your large media files. This tool has a wide range of media tools and features. You can use this when you want to stream your video files online.

compress video with vlc

Step 2 Compress with VLC

The second step requires you to click the “Media” button, then locate the file and click the “Convert/Save” option. Another window will show that will allow you to compress your video files. After that, select the output folder where you want to save your compressed video. Lastly, click the “Start” button to compress.

compress video with vlc

Conclusion and Comparison Chart

Suppose you are looking for the best video compressor that works efficiently. In that case, AceThinker Video Master and AceThinker Free Online Video Compressor are the perfect two. AceThinker Video Master is a tool that you can utilize offline, including its advanced and basic features. At the same time, AceThinker Free Online Video Compressor is for quick and fast compression online. These two are suited for both beginners and professionals. You can visit and watch the video below for more detailed and visualized steps on how to compress a video in the iMovie alternative.

avm thumbnail

Compressor Disadvantage License Type Offers Free Trial
iMovie Limited for Apple users only. Free Yes
AceThinker Video Master Not available on mobile devices Freemium Service Yes
AceThinker Free Online Video Compressor It doesn’t have a preview window. Free Yes
Clideo Has a boring user interface. Free Yes
VLC Not best for compression. Freemium Service Yes


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