My husband beats me im scared of him i need help!!!!?

[elvina 62]

im 25 my husband is 37 i've been with him for 4 years we have 2 babies together boy 2 girl 6 months.he started abusing me right after my first baby was born he started trying to Control me where i go and stuff.he has hit me in my head with a tin can leaving a bump on my head bust my lip 3 black eyes pulls my hair.he forces me to have sex wit him when i don't want to he cheats on me i know for a fact when i tell him about it and stuff he go's off on me.im scared to talk about certain things i don't want him to hit me so i don't say anything.i really need help im so scared of this guy and im alone no family no friends when i call him when he goes out he never answer the phone.im trapped in my own house if i go out without telling him he freaks out.i gotta ask him first im living in hell things are getting worse i told him i want out i tell him that alot he says to me shut the **** up ill be a dead ***** if i leave him.i cant believe didn't the monster in him before he was so nice im so depressed omg i love my babies so much.that's im here trying to get answers on what to do.i told him im fed up he just laughs should i talk to his mother about this maybe she can help me or should i back my **** and leave.i don't have any money he takes my money the bank card all of it so kinda hard to save anything.please im asking for serious help no rude comments please