What are some alternatives?
ImageKit.io - Instant multi-platform image optimization
Compress for macOS - Dramatically compress JPG and PNG Images, convert PSD to JPG
Shrink Me - Compress images with one drag / click
Landscape by Sprout Social - An interactive tool for social media image resizing
HEIC Converter - HEIC Converter or iMazing HEIC Converter is a free desktop application for Mac and PC which lets you convert photos from HEIC to JPG and PNG without any limitation.
Compressify - Compress video files by 20-60%