I play Minecraft pocket edition  on my iPad Air 2

Since the last update:
I have not been able to connect to the marketplace or internet
My game lags and is glitchy
I keep loosing my audio

2-3 animals will spon in the same place and get stuck together 

if I play for more than an hour without saving: 

my game freezes and sometimes I loose progress 

game content I have previously purchased is mi