InVіdeo gives you the option to create videos in 3 sizes:
Wide or horizontal format
16:9
Tall or vertical
9:16
Square
1:1
All Templates can be duplicated in all dimensions.
Note: If you have shot a video in the wide format, you can use a 16:9 size template size. This is useful for making normal wide videos for platforms like YouTube, Facebook, Vimeo, etc.