https://english.stackexchange.com/questions/488177/which-one-is-correct-i-have-a-lot-of-free-time-or-i-have-much-free-time
Mar 4, 2019 · 1 "I have a lot of free time" seems to be the correct one here. Not a native speaker, but "I have much free time" doesn't sound right as an affirmative sentence, tho