When processing a PNG file, transparency is preserved!
It also keeps your images private, no image is sent to any server!
What do you mean with "it keeps images private"?
Most of the web sites optimize the images you provide using their servers. This means that they:
MinuteImage works differently: it is a pure client side app, it uses your computer power to optimize your images. This means that every image stays in your computer and not even a bit of the image is sent anywhere!
MinuteImage uses Google Analytics (gtag.js) to track users interactions with the web site. For those who are expert on Google Analytics: we use gtag with the following configuration:
“MozJPEG makes tradeoffs that are intended to benefit Web use cases and focuses solely on improving encoding”It also uses web-workers to process multiple images at the same time.