Glow&eve

Does anyone use glow and <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">eve</a> or just glow . According to <a href="https://play.google.com/store/apps/details?id=com.glow.android.eve">Eve</a> my period is supposed to start tomorrow. According to glow it is a day late