Drop a video here, or click to select
Compress to MP4 in your browser with H.264 video and AAC audio.
High quality keeps more detail; Smaller file uses stronger compression.
Optional resize limit based on the shorter side. 720p becomes about 1280 x 720 for landscape or 720 x 1280 for portrait.
Compress MP4, MOV, WebM, MKV, and other browser-readable video files locally. Lower quality settings and smaller resolution options usually create smaller files.
Video compression reduces file size by re-encoding the video stream. The quality setting controls the balance between visual detail and output size, while resizing can remove pixels that are not needed for a smaller preview or upload.
MP4 with H.264 video and AAC audio is a safe output choice for everyday sharing because it plays in most browsers, phones, chat apps, and editing tools.
Browser-based compression is convenient for short clips and moderate file sizes. Very large videos may take time because the encoding work runs on your own device.
Related tools: Video Resizer · Video Trimmer