WeVideo offers Free Trial, but MotionDen does not.
MotionDen is designed for Medium Business and Small Business.
WeVideo is designed for Freelancers, Large Enterprises, Medium Business and Small Business.
Pricing for MotionDen Starts at $9 whereas for WeVideo Starts at $4.99/Month when Billed Yearly.
Some top alternatives to MotionDen includes Moovly, Promo.com, WeVideo, Animoto, VEED, Create, FlexClip, Videomaker, AdLaunch, VideoStudio Pro, EditLot, Switcher Studio, Animaker, Vidds and Animazer.
Some top alternatives to WeVideo includes Moovly, Promo.com, Animoto, VEED, Synthesia, Create, Lumen5, Switcher Studio, Piktostory, Canva, Animaker, Vidds, Filmora, Pictory and iMovie.