Fertile

Destinee
Ok so my fertile window according to this app and two others was last thursday-sunday. bd on Thursday, saturday and today. Never checked my cervix last week but tuesday and today i did and its been KINDA low, very soft and open. Could the app have my fertile days wrong orrrr what? I'm lost. I dont take opk test and all that jaz. Also i have a 23day cycle. My next is due nov 30th. I had ewcm up until yesterday my cm has been just slippery wet. Help plz!