I have to agree, it runs really slowly (really struggles on scrolling) on my Macbook Air from last year, which normally runs heavy JS sites just fine. EDIT: to

I have to agree, it runs really slowly (really struggles on scrolling) on my Macbook Air from last year, which normally runs heavy JS sites just fine. EDIT: to be fair, it runs quite smoothly on Safari and Google Chrome... only Firefox seems to have trouble with Flutter on the Web for some reason.