In English, we use the words much and many to show there is a large amount of something
Much is used with nouns we cannot count. For example, water, money, smoke
There is too much smoke in this restaurant. much is most often used in negative sentences too much or not much of something saying I have much
money is not natural many is used with the plural forms of nouns we can count for example cars
sunglasses people I have many apps on my iPhone apps is the plural form of the
countable noun app it's short for a software application