Video Compressor
Shrink videos with H.264 + CRF — keep great quality at a fraction of the size.
Powered by ffmpeg.wasm (H.264). Pick a mode below. Quick is 5–10× faster than Balanced — recommended for big 4K files. Everything runs locally.
Compression settings
Tweak quality / speed / resolution. Lower CRF = better quality + bigger file.
30 · Smaller file
18 · best40 · smallest
Upload Videos
Drag & drop or browse. Output is always MP4 (H.264) for max compatibility.
Drop videos here
MP4, MOV, WebM, MKV, AVI and more
No videos yet
Drop a video above to start compressing.