The fastest way to send a video by email

Most email providers cap attachments at 20 to 25 megabytes. A video file from your phone or camera is usually much larger — often 100 megabytes or more for just a few minutes of footage. You need to reduce the file size before you can attach it.

The simplest approach is to use built-in tools on your device. Windows has a native compression feature, Mac has QuickTime, and phones have their own video apps. These work without installing anything new. If those do not shrink the file enough, free desktop software like HandBrake or VLC can compress more aggressively, though they take longer to process.

The trade-off is always the same: smaller file size means lower video quality. For email, this is usually fine — the recipient is watching on a small screen anyway. You will not notice much difference unless you compress extremely.

Key Takeaways

  • Windows 10 and 11 can compress video directly through File Explorer without any extra software.
  • Mac users can use QuickTime Player to export video at a smaller size in minutes.
  • Phone videos can be compressed through the Photos app on iPhone or Google Photos on Android before you email them.
  • Free desktop software like HandBrake compresses more than built-in tools but takes 10 to 30 minutes depending on video length.
  • Aim for a file under 20 megabytes to avoid rejection by most email providers.

Compress video on Windows using File Explorer

Windows 10 and 11 have a built-in video compression feature that works directly in File Explorer. Find your video file, right-click it, and look for an option called "Compress video" or "Compress videos" — the exact wording depends on your Windows version. Click it.

A window will open asking you to choose a compression level. Select "Medium" for most email use. This usually cuts the file size in half without making the video look noticeably worse. Click "Compress" and wait. For a 2-minute video, this typically takes 5 to 15 minutes. Windows will show you the new file size when it finishes.

If you do not see a "Compress video" option when you right-click, your Windows version may not have this feature. Move to the HandBrake section below instead.

Compress video on Mac using QuickTime Player

Open QuickTime Player (search for it in Spotlight or find it in Applications). Go to File, then Open File, and select your video. Once the video loads, go to File again and choose Export As.

A dialog box will appear. At the bottom, you will see a dropdown that says "Video Settings" or similar. Click it and select a lower resolution — 720p is usually small enough for email while still looking clear. Click Save, choose where to store the compressed file, and wait. QuickTime will process the video, which takes 5 to 20 minutes depending on length.

Check the file size when it finishes. If it is still too large, repeat the process and select 480p instead of 720p.

Compress video on iPhone or Android before emailing

On iPhone, open the Photos app, find your video, and tap Edit. Look for a button that says "Compress" or shows a file size. Tap it and select a lower resolution or frame rate. Save the compressed version, then attach it to your email.

On Android, open Google Photos, find your video, tap the three dots menu, and select "Download" or "Export." You may see options to choose quality — select "Standard" or "Medium." Save it, then attach it to your email.

Phone compression is usually the fastest method because phones are designed to handle this task. The compressed file is often small enough to email within a few seconds.

Use HandBrake for more aggressive compression

If the methods above do not shrink your file enough, download HandBrake from handbrake.fr. It is free and works on Windows, Mac, and Linux. Install it like any other program.

Open HandBrake and click "Open Source" to select your video file. On the right side, you will see a list of presets. Select "Fast 720p30" for email use. This compresses the video to 720p resolution at 30 frames per second, which is small but still watchable. Click "Start" and wait. HandBrake will process the video — this usually takes 10 to 30 minutes depending on how long your video is and how fast your computer is.

When it finishes, check the file size. If it is still over 20 megabytes, open HandBrake again and select "Fast 480p30" instead. This compresses more but looks noticeably lower quality.

Check your file size before you email

Before you attach your compressed video, right-click the file and select Properties (Windows) or Get Info (Mac). Look for the file size. If it says anything under 20 megabytes, you are safe to email it to most people. If it is between 20 and 25 megabytes, it might work depending on the email provider, but compress it once more to be sure.

If your email provider rejects the file as too large, you will usually get an error message immediately. If that happens, compress the video again using a more aggressive setting — try 480p instead of 720p, or use HandBrake instead of your device's built-in tool.

When to use cloud storage instead of email

If your video is longer than 10 minutes or you need to send multiple videos, email attachment limits become frustrating. Consider uploading the video to Google Drive, OneDrive, or Dropbox instead, then sending the recipient a link. This takes the same amount of time but avoids compression entirely and lets the recipient download the original quality file.

This approach also works if the recipient has a slow internet connection — they can download the file when they have time rather than waiting for a large email to arrive.

Frequently Asked Questions

Will the video look bad after compression?

For email viewing on a phone or computer screen, most people will not notice a difference between the original and a compressed version at 720p. The loss in quality becomes obvious only if you compress to 480p or lower, or if you are watching on a large TV screen. For email, 720p compression is the sweet spot.

How much smaller will my video be after compression?

This depends on the original file size and your compression settings. Built-in tools like Windows compression or QuickTime usually cut the file size by 40 to 60 percent. HandBrake with 720p settings typically reduces it by 70 to 80 percent. A 200-megabyte video might become 40 to 60 megabytes with built-in tools, or 20 to 40 megabytes with HandBrake.

Can I compress a video that is already been compressed?

Yes, but the quality will drop more noticeably. If you compress a video twice, the second compression removes detail that was already lost in the first pass. Compress once using the most aggressive setting you need, rather than compressing multiple times.

What if my email provider still rejects the file?

Try compressing to 480p resolution instead of 720p. If that still does not work, upload the video to Google Drive or OneDrive and send a link instead. Most email providers have hard limits around 20 to 25 megabytes that cannot be worked around by compression alone.

Do I need to buy software to compress video?

No. Windows, Mac, iPhone, and Android all have free built-in compression tools. HandBrake is also free. You only need to buy software if you want advanced features like batch processing or specific codec control, which are not necessary for email.