Video Mosaic / Blur

Pixelate selected areas of a video — one region for the whole clip, or multiple timed intervals. Files never leave your device.

Click to choose a video, or drag it here

MP4 / WebM / MOV / MKV and more

Max 2GB per file. Mosaic re-encodes the video, so it takes longer than trimming — please be patient.

Mode

One mosaic box for the entire video. Drag to move; use the bottom-right handle to resize.

Mosaic strength16px

Larger blocks are harder to read

Drag the box on the preview to move it; resize from the bottom-right corner

Includes output quality

About 30MB of engine is downloaded on first use, then cached. Mosaic re-encodes the video, so it takes longer than trimming — please be patient. The preview shows mosaic at the current playhead. Everything runs locally; files are never uploaded.