Combine 6 Videos + Audio

TEST For personal use. Connect 6 videos and add audio. Saved at 30 fps. For videos exceeding 30 fps, quality will decrease, please be aware. TEST
2026/02/24: Changed the resizing behavior during video merging. It will be scaled to match the first video, and any margins will be displayed in black. You can also change this resizing behavior.

If you do not fill all load slots, any empty slots will be filled with the first file instead.


Please use the appropriate app for slots 2–6.


The audio track is initially filled with a silent dummy file. After deleting it, please load your own audio file.