How to compress a video for email?

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How to Compress Video Files for Email

Edited by Pat Bitton

October 2, 2019

When sending a video via email, you may encounter problems uploading the file. Below, you’ll find the most common reasons for this and suggested solutions.

The file size exceeds the limit.

Almost all email clients set limits on the size of attachments. So what do you do if you want to email large video files? One of the best ways is to reduce the file size using special software.

The email client doesn’t support the format.

Email clients don’t support all video formats, so you may need to change the format of your video using a conversion app.

The upload time is too long.

Sometimes, it takes a while to attach a video file to an email. To avoid this, you can compress the video – at a smaller size, it will upload much quicker.

Want to know how to email large video files on Windows and Mac? If the file size exceeds the limit, or it takes too long to attach a video to an email, the easiest solution is to compress the file. Read about 4 ways to compress a video for email and choose the option that works best for you.

How to Email Large Video Files Using Movavi Video Converter

With Movavi Video Converter, you can easily make a video smaller in a matter of minutes. The program will help you to convert videos from your devices, for example, a GoPro camera or an Android phone, to many popular formats, including AVI, MP4, WMV, MOV, MKV, and many more. The software lets you not only reduce video file size but also convert, resize, and edit your videos. To make your files small enough for emailing, just download Movavi Video Converter and follow the steps below.


  • The converter provides many ready-made presets for different video formats.


  • You cannot upload your media files to email clients directly from the converter.

Install Movavi Video Converter

Download the installation file to your PC and install the software following the on-screen instructions.

Add Video Files to the Converter

Hit the Add Media button and choose Add Video in the top-left corner of the program window. Then select the files you want to email and click Open. You can also drag and drop your videos into the program window.

Choose the Target Preset

Click the Video tab in the lower part of the program window and choose the desired format. For example, if you want to shrink the size of MP4 files, click the MP4 profile group and then pick a suitable MP4 preset.

Specify the Compression Rate

Once you’ve selected the output format, you need to set the output file size. Click on the size of the output file – this will open the Size and quality dialog box. Move the File size slider to set the desired size for the video file.

Start Compressing Your Video

To select the destination folder for the converted files, click the Folder button in the bottom right of the program window. Hit the Convert button to start the compression. After the process is complete, the folder containing the compressed files will open automatically. You can then attach the compressed video files to your email and send it.


Movavi Video Converter

The ideal way to get your media in the format you need!

  • Convert video, audio, DVDs, and image files
  • Enjoy lightning-fast conversion without quality loss
  • Improve quality, adjust sound, trim and join files before converting
  • Save video and audio clips for easy mobile access

How to Compress a Video File for Email on Windows

If you're a Windows user, there is another way to downsize your files for email by zipping them. This option is pretty convenient since you can zip all the files into one folder and you don't need to attach the files to your email one by one.


  • It's a simple way to compress a video for email, you don't need to install any additional software.


  • With some file formats, zipping does not reduce the file size by much.

To zip video files, open the folder containing the files. Choose the videos you want to zip and right-click them. In the menu that opens, select Send to and then Compressed (zipped) folder. A zipped folder will be created in the same folder as your video files. Next, open your email client, attach the zipped folder to your email, and send it.

How to Reduce Video File Size on Mac with iMovie

Mac users can condense video files for sending by email using iMovie. iMovie is video-editing software available for Mac, iPhone, and iPad, and it supports many popular formats, including MP4, AVI, MOV (QuickTime Video), and many more.


  • The software lets you edit video files as well as compress them.


  • The program may be a bit confusing and difficult for less experienced users.

Run the software on your Mac. Click the Create New icon and select Movie to create a new project. Next, click Import Media, find the clips you want to compress on your Mac, and add them to the timeline.

Click the Share icon in the top-right corner of the program window and select Email. In the dialog box that opens, enter the name of the movie project and change the resolution to Small. Click Share and wait till the sharing process is complete. Next, a new window with a draft email will open. Enter an email address and write your message, then send the email.

Differences between Desktop and Online Converters

Online Video Converter
  • Long-time wait
  • Limited file size
  • Popular formats supported
  • Slow conversion speed
Movavi Video Converter
  • 0-second wait
  • No size limits
  • 180+ formats, presets for 200+ devices
  • Fast conversion speed
  • Online user support

How to Email Large Videos Using an Online Video Converter

There is one more way to reduce the size of your video files for email. You can use an online conversion tool like


  • It’s fast since you don’t have to download and install any software.


  • There is a size limit on uploaded files.

Here’s a short guide to converting videos online.

Go to the Online Converter Website

To open the online video converter, follow the link below.

Go to the online video converter website

Upload Your Video

In the right part of the page, you’ll see the Add Your Media button. Hit it and choose the video you want to compress.

Choose the Target Format

The online converter will change your video to MP4 by default. You can choose another video format that will reduce the size of your video. For example, if you convert an MP4 video to FLV, the file will get smaller. To change the output format, click MP4, hit Video, and select the desired format.

Change Video Resolution

Another factor that influences file size is video resolution. Click the Settings icon, then click As a source, and select a lower video resolution than in the original file.

Convert the Video

Hit Convert and wait until the compression is done. The compressed file will be automatically downloaded to your computer. If it isn’t, click Download to save the file.