WOULD YOU GET MAD?

if your husband only wants to have sex only 1 day a week (in the weekend) im starting to get mad im 30 weeks pregnant today and I feel like shit starting to think hes not into me anymore even tho hes been more sweet but hes always on his fucken phone watching videos on YouTube I can say I trust him because if I want to he lets me grab his phone but idk he said hes not stressing out that much at work anymore so then what is his problem 😏😔 its just getting me upset..