If you need a tool to crank up your video's frame rate, TensorPix is a good choice. It's got AI-based video processing that can convert video to smooth 60 FPS or higher, and it's got a collection of tools for noise reduction, detail sharpening and video upscaling to 4K resolution, all without installation.
Another good choice is VideoProc, a general-purpose video processing tool that's got full GPU acceleration for 4K and 8K video. It's got frame interpolation, video stabilization and AI video processing tools that can dramatically increase frame rates and improve video quality. VideoProc can handle a broad range of input and output formats, too, so it's good for whatever video processing task you need to accomplish.
If you want to go the cloud-based route, bigmp4 offers AI-based video processing tools that can increase video resolution to 2K, 4K or 8K. It can also colorize black and white video and smooth out slow motion. It's a good general-purpose tool for improving video quality and frame rate. The service offers a variety of pricing tiers, including a free option, so you can use it depending on your needs and budget.
Last, Pixop is an AI-based online video processor that can increase image quality and resolution up to UHD 8K. It's got automated filters for ML super resolution, AI denoising and AI deep restoration, so it's good for independent creators and media companies looking to spruce up their archives. Pixop also offers a pay-as-you-use pricing model that can be economical if you don't use it often.