Ruks - Compressedmp4

: The industry standard for free, open-source video transcoding. It is best for advanced users who need to reduce file sizes significantly using H.264 or H.265 codecs while maintaining quality.

Video Compressor | Reduce Video File Size Online - FreeConvert Ruks Compressedmp4

: Simply "zipping" an MP4 file (using 7zip or WinZip) rarely reduces the size because MP4s are already compressed; you must "transcode" or "re-encode" the video to see real results. : The industry standard for free, open-source video