Confused by the Weeks and Months

Confused lang ako.. unang picture Pregancy Care yung name ng app 32weeks 5days tapos 8months na sa pangatlong picture Pregnancy 31weeks 5days 8months din magkaiba calendar nila 😭 di ko alam kung 7months pa lang ako or 8months and kung 31weeks or 32weeks HAHAHAHA please enlighten me? Due date ko Aug 16. Di kasi ako magaling sa tracking ng ganto kaya nalito ako bigla 😅 sorry po no hate please 🙏🏻 BTW, yung pregnancy at theasianparent same sila ng weeks 31weeks 5days Thank youuuuu sa sasagot ❤️