Video Compressor
Compress video file size using local FFmpeg WASM presets.
Browser RAM • 0 Uploads
Engine: FFmpeg WebAssemblyFormats: MP4, MOV, WEBM, MKVMax Guide: 150MB RAM
Loading Video Compressor...
Zero-Upload In-Browser Execution GuaranteeVerified Local RAM
Processed directly on your device. Nothing is uploaded. This tool uses native Web APIs, Canvas, and client-side WebAssembly to process your files inside local browser RAM. No server receives your file, no telemetry logs your data, and no account is required.
Key Capabilities
- Target compression presets: Discord (<25MB), Web Optimized, High Compression
- Resolution downscaling (1080p, 720p, 480p) and CRF quality controls
- Real-time processing percentage and memory-conscious processing
How To Use
1
Upload Video
Select the video you want to compress.
2
Select Preset
Choose compression level or target resolution.
3
Compress & Download
Let FFmpeg compress locally and save the result.
Frequently Asked Questions
How much file size reduction can I expect?
Depending on the original bitrate and selected preset, file size can often be reduced by 50% to 80%.