Free · #1 AI interpolation
Video Interpolator
The world's #1 video frame interpolation software - and the fastest. Turn ordinary footage into buttery slow-motion and higher frame rates with RIFE and other AI models on Windows. Free desktop app in the Voltis Core suite.
What you get
Fastest AI interpolation
Optimized RIFE pipelines (CUDA / Vulkan) deliver industry-leading speed without leaving your machine.
Cinema-smooth results
Generate in-between frames for slow-mo, frame-rate conversion, and smoother playback from everyday footage.
Local and free
Processing stays on your PC. Free forever with Voltis Core - no Pro paywall for the interpolator.
Questions
Is it paid?
No. Video Interpolator is free forever. Download the Windows installer from Voltis Core.
Which platforms?
Windows desktop installer is available now. Other platforms appear on the downloads page as they ship.
What models are supported?
RIFE (PyTorch CUDA / NCNN Vulkan) plus additional engines depending on the package - see release notes.
Open source?
Voltis Video Interpolator is a GPL-3.0 fork of Flowframes with Voltis branding.
Get the app
Video Interpolator is free forever - no Pro tier and no paywall.