Video Compressor

How to compress video online?

Compressing video online is simple with our tool: 1) Upload or drag & drop your video file, 2) Choose your desired output size or quality settings, 3) Click "Start Compression" and wait for the process to complete, 4) Download your compressed video. The entire process happens in your browser - no upload to servers required.

How to compress video file size without losing quality?

To compress video without losing noticeable quality: use our "Auto" mode which intelligently adjusts bitrate while preserving visual quality. For manual control, keep resolution at 1080p or original, use H.264 codec, and aim for a bitrate of 5-8 Mbps for high quality or 2-4 Mbps for good quality.

How to reduce video size on iPhone?

To reduce iPhone video size: 1) Open our website in Safari on your iPhone, 2) Tap "Choose File" and select your video from Photos, 3) Select a preset like "25MB Email" or "16MB WhatsApp", 4) Tap "Start Compression", 5) Save the compressed video to your Photos app.

Is there a file size limit?

No, there is no file size limit. You can compress videos of any size - 100MB, 1GB, 10GB or larger. Since all processing happens locally in your browser using your device's hardware, the only limit is your device's available memory.

Do I need to download or install anything?

No downloads or installations required. Our video compressor runs entirely in your web browser. Just open the website and start compressing - it works on any device with a modern browser (Chrome, Safari, Firefox, Edge).

What is the best free video compressor?

The best free video compressor should offer: no file size limits, no watermarks, privacy protection, and high-quality output. Our tool checks all these boxes - plus it processes everything locally in your browser for maximum privacy.

Is it safe to compress videos online? Is my video private?

Yes, 100% safe and private. Unlike most online video compressors that upload your files to remote servers, our tool processes videos entirely in your browser. Your video never leaves your device - we cannot see, access, or store your files because nothing is ever uploaded to our servers. This is the most private way to compress videos online.

What video formats are supported?

We support all major video formats including MP4, WebM, MOV, MKV, AVI, WMV, FLV, and more. The output is always optimized MP4 with H.264 codec for maximum compatibility.