How to Compress Video for Email Attachments
Reduce any video file to under 25 MB so it fits Gmail, Outlook, and other email attachment limits — without visible quality loss. Free online tool, no signup, files stay on your device.
Target any email size limit: Gmail 25 MB · Outlook 20 MB · Yahoo 25 MB
How to Compress Video for Email in 3 Steps
Follow these three simple steps to compress any video file small enough to send as an email attachment.
Step 1: Open the Video Compressor
Go to our free Video Compressor tool. Click 'Select Video' or drag and drop your file. Works with MP4, MOV, AVI, MKV, and all common video formats.
Step 2: Set Your Target File Size
Enter a target file size (e.g., 20 MB for Gmail/Outlook) or choose a quality level. The tool calculates the optimal compression settings to hit your target without over-compressing.
Step 3: Download and Send
Click 'Compress & Download'. Your compressed video saves directly to your device. Then attach it to your email and send — the entire process takes under 2 minutes.
Why Use OmniFlash to Compress Videos for Email
The fastest, most private way to reduce video size for email attachments.
Target Exact File Size
Enter a specific target size (e.g., 20 MB) and the compressor hits it precisely — no guessing or multiple attempts.
No Quality Sacrifice
Smart compression algorithms preserve the visual details that matter — faces, text, and motion clarity.
Runs in Your Browser
Your video files never leave your computer. No cloud upload, no privacy risk, no waiting for server processing.
All Email Clients Supported
Compress to under 25 MB for Gmail, 20 MB for Outlook, 25 MB for Yahoo Mail, or any custom limit.
All Video Formats
Compress MP4, MOV, AVI, MKV, WebM, and any other video format without converting first.
Also Try: Trim Before Compress
Combine with our free Video Trimmer to cut unnecessary parts before compressing for even smaller files.
FAQ: How to Compress Video for Email
Everything you need to know about sending videos via email without hitting size limits.
Compress Your Video for Email Right Now
Reduce any video to under 25 MB for email — free, private, and instant in your browser.