If you're looking for a tool to compress your video files without sacrificing quality, VideoProc is a good option. It employs AI for smoothing, stabilization and upscaling, and supports full GPU acceleration for 4K and 8K video acceleration. It's got a variety of tools like video optimization, conversion of multiple input formats and some basic editing abilities. VideoProc's hardware acceleration can also process video at up to 47 times real-time speed, which is useful for large files and high-resolution video.
Another good option is bigmp4, an AI-based video enhancement service that can upscale videos losslessly to 2k/4k/8k and otherwise improve video quality. It also can colorize black and white video and smooth slow motion. bigmp4 offers several pricing tiers, including a free tier, so it's good for both casual and serious users.
For more advanced options, Ssemble offers a variety of tools for compressing video and converting YouTube video into other formats. Its Video Compressor reduces file sizes without sacrificing quality and can output a variety of resolutions, including 4K and 8K. That's useful for content creators and social media influencers.
If you want a video utility suite that can handle a variety of tasks, Any Video Converter is also worth a look. It's got tools for converting video, capturing screen video and editing video. It also has an AI Video Enhancer for improving quality and an AI Photo Editor, so it's good for both personal and professional use.