im 14 and my mom doesnt understand me

ok . I know its really long but pleaseee helpp .

im 14 and I only live with my mom . and a little brother. I go to an academy and they give a lot of work for homeworkk and stuff so my mom doesnt make me do chores . buttt , on saturdays , she wants me to clean and I like to sleep . but I clean most of the time on saturdays . most of my friends have way more freedom than me and could go out and it seems like theyre parents understand them . but my mom doesnt want me going out late anymore adn she used to alll the timee ! now , she doesnt want me going to the movies , no iceskating , nothinggg ! shes so overprotective now and its driving me insaneee . I cant do anything and she acts like if she was never a teenager and never liked to go out with her friends . she wants me to go out early now but none of my friends go out earlyy ! I hate this . I reallly doo . I dont know what too dooo . someone pleaseee helpp . I try to tell her but she thinks im an idiot and I dont know what goes on around me . she thinks people are going to rape me -_- and I tell her that no matter wheere I go , there is danger . shes a total bxtch and I really need help right now . someone answer please . I dont know what to do anymore.