Rife-App has been discontinued. Similar apps include SmoothVideo Project. It's paid, but butterflow-ui is free. Other options are FluidFrames, Flowframes and Dain-App. In total there are five Video Converters like Rife-App for Windows, Linux and Mac.
SVP allows you to watch any video on your PC file with frame interpolation (like you can watch it on high-end TVs and projectors). It increases frame rate by generating intermediate animation frames between existing ones to produce very smooth, fluid and clear motion.
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Flowframes is a simple but powerful app that utilizes AI frameworks to interpolate videos in order to increase their framerate with little to no noticeable quality loss.
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butterflow-ui is a graphical front end for interacting with the butterflow command line application in Windows useful in creating motion interpolated (slow motion) videos.
DAIN (Depth-Aware Video Frame Interpolation) is a Windows tool for Nvidia GPUs to convert videos into versions with higher frame rates.
