Implantation ovulation ?

 I use glow , as a period and <a href="https://play.google.com/store/apps/details?id=com.glow.android">ovulation tracker</a>  and it is spot on for the most part Last af was Jan 11th-15th  expected ovulation was Jan 24th-29th I only bd with hubby twice but never had ewcm which I normally get , around the time of estimated ovulation , so me and hubby had sex feb 1st 2nd and feb 4th I noticed tons of ewcm so me and hubby naturally bd that day and again 7th 8th & 9th  today   I have been giving horrible cramps my cervix is high closed out of reach I just want advice with me having ewcm on the 4th was that enough to get me pregnant & when can I test