Will compression reduce video quality?

Lower bitrate presets do introduce some quality trade-off. The Balanced preset is ideal for most use cases — it offers significant size reduction with very acceptable visual quality. Choose High if archival quality matters.

What browsers are supported?

Chrome 94+, Edge 94+, and Safari 16.4+ support WebCodecs. Firefox does not currently support the required APIs. For best results, use the latest version of Chrome or Edge.

Free · Browser-based

Free Video Compressor Online

Video compressor — reduce file size by up to 90% directly in your browser. Hardware-accelerated, 100% private, completely free.

Drop your video here to compress or click to browse files

Click anywhere above to select a video file

Supports MP4 · MOV · WebM · MKV · AVI · TS

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How to Compress a Video Online

Upload Your Video

Use this video compressor locally: click the upload area or drag and drop your video file onto the page. The entire process runs in your browser — your file never leaves your device.

Choose Compression Settings

Select a compression level and target resolution. The tool automatically balances visual quality with output file size based on your chosen preset.

Download Instantly

Once compression is complete, download your video right away. standard download, no hidden fees, no waiting for server-side processing.

Why Choose Our Video Compressor

100% Private

Your video never leaves your device. All compression runs locally in the browser using WebCodecs — no cloud upload, no server processing.

Hardware Accelerated

Leverages your GPU for fast video encoding. Modern browsers can compress a 5-minute 1080p video in under a minute on most devices.

Truly Free, No Limits

No file size cap, no subscription. Compress any number of videos.

Web-Ready Output

Compressed files are optimized for web, email, and social media sharing — smaller size, great quality.

Common questions

Is this video compressor really free?+

Yes, completely free. There is no subscription and no credit card required. You can compress any number of videos at no cost.

Does my video get uploaded to a server?+

No. Everything runs entirely in your browser using the WebCodecs API. Your video file never leaves your device — it is not uploaded to any server.

What formats can I compress?+

You can compress MP4, MOV, WebM, MKV, AVI, and TS files. The output is always MP4 for maximum compatibility across devices and platforms.

How much can I reduce the file size?+

Results depend on the original video's bitrate and content. In most cases you can achieve 50–90% reduction. Videos that are already heavily compressed will see smaller gains.