Whilst most monitors are suitable to help planning a pregnancy, only few proofed to be reliable enough to prevent a pregnancy.
Contraception monitors reduce the daily routine of recording and evaluating the cycle. Sound guidance and some background knowledge can help to minimise typical user errors. Many couple use condoms for contraception on fertile days or consciously choose to wait until the non-fertile days after ovulation before engaging in intercourse.
|Contraception/fertility monitor||Method||Reliability||Used for|
|Lady-Comp||Enhanced temperature method according to Döring||Pearl Index 0.7||Avoiding and planning a pregnancy|
|Daisy||Enhanced temperature method according to Döring||Pearl Index 0.7||Avoiding and planning a pregnancy|
|Cyclotest||Sympto-thermal||Pearl Index 1-3||Avoiding and planning a pregnancy|
|Persona||Urine test||Pearl Index 6||Avoiding and planning a pregnancy|
|Clearblue||Urine test||Pregnancy planning only|
|Bioself||Sympto-thermal||Pregnancy planning only|
|Sophia||Sympto-thermal||Not licensed in Europe|