butterflow-ui is described as 'graphical front end for interacting with the butterflow command line application in Windows useful in creating motion interpolated (slow motion) videos'. There are five alternatives to butterflow-ui for Android, iPhone, Android Tablet, iPad and Windows. The best alternative is Slow Motion Video FX, which is free. Other great apps like butterflow-ui are Fast & Slow Motion Video Tool (Free), SlowMe (Free), SloPro (Freemium) and Slowmographer (Freemium).
Make a slow motion video! You can also make magic fast motion video. Output video can be uploaded to Youtube or Instagram - show your friends and get hundreds of 'likes'! Slow Motion Video FX lets you choose the speed of the output movie.
With Fast & Slow Motion Video Tool users are now able to speed up or slow down any of their videos. Your accelerated or slowed video can be set to any speed between 1/8x and 8x the original video's speed.
SlowMe aims to help you create slow motion videos easily and effectively! Edit play back speed Multiple slow motion part. You can make your video slow - fast - slow,... as you want Record videos (60fps, 120fps, 240fps) Share & export in one place.
One-tap slow motion camera app with incredible filters and transtitions effects! As easy as taking a photo: just take a snapshot of the best moments, Slowmographer automatically turns it into a 3-second loop that you can share as GIF or video!