16dpo or 18dpo

Vianca

On one app <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">period tracker</a> witch I’ve been using for years says I’m 3 Days late 18 dpo& now I’m using glow & days I’m 16 dpo so I’m 2 Days late I haven’t gotten a period no symptoms just light cramping I took a test today & it’s negative I’m usually never late & always get spotting before all I have is acne & bloating cramps that’s it but no sign of AF but Negative Test 😩