Mix Collage -collage video&pic

Mix Collage lets you create photo, video, or mixed media collages with clear output rules: Picture+Picture = Picture, Video+Video = Video, Picture+Video = Video. Use built-in layouts or craft your own with custom layouts. It supports common aspect ratios like 1:1, 9:16, 3:4, and you can customize sizes as needed.

In addition to layouts, it includes a video editor (crop, rotate, speed) and a photo editor (crop, rotate, flip), plus numerous filters to polish your collages. Available as a Chrome extension for fast, in-browser editing and easy sharing.