compress video

Reduce the file size of your MP4 videos without losing visible quality. Perfect for email, WhatsApp, and Discord.

Drag & drop video or Browse Files

compress video

Compression Settings

Choose compression target. Lower quality means smaller file size.

Quality: 60%
Extreme SizeBalancedHigh Quality
compVPerfPill

Blazing Fast GPU Encoding

Our compressor uses WebCodecs to tap directly into your device's hardware encoder. No servers involved.

Reduce Video Size by up to 90%

Optimize your MP4, WebM, and MOV files for Discord, WhatsApp, and email without noticeably degrading the visual quality.

Blazing Fast GPU Encoding

Our compressor uses WebCodecs to tap directly into your device's hardware encoder. No servers involved.

Hardware Accelerated
Uses your GPU for native-speed encoding
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Zero Uploads
Files are processed directly in browser memory
🔒
Absolute Privacy
Your videos never leave your local machine

Bank-Grade Privacy for Your Media

When you compress a home video or a sensitive corporate presentation, it should stay private. Media Compressor acts as a purely local tool, effectively cutting the cord to the internet.

No Cloud Storage
No Cookies
100% Offline

Compress Video in 3 Steps

1

Select File

Drag and drop any MP4, MOV, or WebM video.

2

Adjust Quality

Move the slider to choose between Extreme Size or High Quality.

3

Save Immediately

Click compress and download your video in seconds.

Unmatched Offline Capabilities

We built the world's most advanced in-browser media compression engine.

Works Without Internet
Try disconnecting your Wi-Fi right now. This page and the compressor will continue to work perfectly.
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Bytes Uploaded
File Size Limit
WASM Multi-threading
We utilize all available CPU cores on your device for maximum encoding speed.

No Servers

We don't have servers to store your videos even if we wanted to.

Local Memory

Everything happens directly inside your device's RAM and CPU.

Frequently Asked Questions

Q: How can I compress an MP4 without losing quality?

A: By adjusting the compression slider, you can find the sweet spot where file size drops significantly before the human eye can detect quality loss.

Q: Is this good for WhatsApp or Discord limits?

A: Yes! Our tool is specifically designed to shrink large videos down to fit within the 25MB or 50MB attachment limits of messaging apps.

Q: Is the compression safe for private videos?

A: 100% safe. The compression happens entirely in your browser. We never upload your videos to any server.