iMovie Compress Video: How to Compress a Video in iMovie

by Brian Fisher • • Proven solutions

High-quality video files occupy a lot of storage space on Mac and deleting them is always not possible. To make it easy to share over the internet, you can use iMovie to compress videos. But how?

The following guides you how to resize video in iMovie, and introduces the best iMovie alternative to compress video. Let's see them.

Part 1. How to Compress Video in iMovie

Developed by Apple, iMovie is a decent video editing tool that supports an array of functions including video compression, adding titles, adding effects, color correction, enhancing videos, and others. The program works on all iOS devices Mac, iPhone, iPad, and iPod. Depending on your requirements, you can compress your video files in good quality using the program.

Steps on how to resize video in iMovie

Step 1: Launch iMovie app on your Mac system. On the main interface, open the File menu and click on Import Media option to add the desired file to be compressed. Once the file is added, again open File > Share > File.

Step 2: Next, in the menu select the desired settings for resolution and file quality. Click Next and give the desired name to the file and the location where you want to save the processed file.

Step 3: Click on the Save button to start processing and compressing your added files.

Steps on how to resize video in iMovie

Part 2. Best iMovie Alternative: Compress Video with UniConverter

If you wish to compress video in a professional manner with high-quality results and advanced features, an iMovie alternative is needed. UniConverter is one such program that works on Windows as well as Mac system. It allows to compress video without losing quality. Using the program multiple file parameters like frame rate, resolution, size, and quality of the file can be changed so as to reduce the size.

Get the Best iMovie Compressor:

  • Supports compressing files in 150+ video formats losslessly.
  • Batch processing supported for multiple files compression at a time.
  • Convert video to any formats, including MP4, MOV, AVI, MKV, MPEG, FLV, etc.
  • Download online videos from YouTube, Vimeo, Vevo, Facebook, and other 1000+ sites.
  • Edit video like trimming, cropping, rotating video, and adding watermark, effects to the video.
  • Burn videos to DVD with templates; burn audio to CD.
  • Works with all latest OS versions of Windows and Mac system.
  • ....

Guide to compress video in iMovie alternative - UniConverter

Step 1. Open iSkysoft compressor and add video files

Launch UniConverter on your Mac and add the desired video files by clicking the +Add Files button the Convert tab.

Open iSkysoft compressor and add video files

Step 2. Choose output format

The details of the added files appear on the Source menu. At the target menu, open drop-down menu and select desired output format from the list of supported Video files. Also, select the resolution of the output file. Here you can choose the original format if you don't want to change the video format.

Choose output format

Step 3. Select compression settings

On the Target menu, click on the compress icon and a new window will open. On this window choose the file parameter so as to reduce the file size. There is also a compression bar that you can move to select the compression settings as per the quality needed. Click on the Preview button to check the file for 20 seconds.

Select compression settings

Step 3. Compress video in iMovie alternative

At the Output tab, select location on Mac to save the processed files. Hit on Convert All button to start compressing the added video files.

Compress video in iMovie alternative

Find More Features in UniConverter

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Brian Fisher

chief Editor

How-to > Compress Video/Audio Tips > iMovie Compress Video: How to Compress a Video in iMovie