It offers a variety of transition effects (wipes, fades, zooms) and allows you to add background music and captions [1, 2].

If your photos are already backed up there, its "Movie" creator can automatically sync photos to the beat of the music. We can find a modern tool that does it better.

If you're looking for a solid slideshow creator, here is a quick review of the software itself and some safer alternatives.

Currently one of the most popular free editors with high-end effects and modern transitions.