can some one help me

so my problem is my last AF was on December28and left on Jan 1 i have not had a AF since but I have irregular Af's I miscarried in October because i didnt know i was pregnant before that my AF was coming regularly Now my question is could i be pregnat and i dont have any semtopms at all my glow app says it will be here by the 18 but it also says it should have came january 23rd i am now 25 days late and i thought it was coming but i have nothing but very very faint pink when i wipe and only some times