Inclusion and exclusion criteria
| Inclusion | Exclusion |
| Apps | Animals/non-human |
| Basal body temperature | Baby information |
| Birth control | Book chapters |
| Commercial technologies | Editorials |
| Conference proceedings | Fetal information |
| Contraception | Health and fitness |
| Contraceptive efficacy | Implant |
| Dysmenorrhea | Letters to the editors |
| e-Health | Master’s and PhD theses |
| Family planning methods | Modelling |
| Female | Motherhood |
| Fertility | Newsletters |
| Fertility awareness | Parenting |
| Human | Preconception care |
| Menopause | Pregnancy |
| Menstrual apps | Pregnancy rate |
| Menstrual cycle | Pregnancy risk factors |
| Menstrual tracking | Purpose-built technologies |
| Menstruation | Reports |
| Mobile application (apps) | Reviews |
| Mobile health (mHealth) apps | Security/privacy |
| Natural family planning | Sexual health |
| Ovulation detection | Simulation |
| Paid and free apps | Smart fabric/textiles |
| Pearl Index | STIs |
| Period | Theoretical papers |
| Website | |
| Quantified self (QS) | |
| Self-tracking | |
| Smartphone access | |
| Study designs (RCT, exploratory, cohort, prospective, feasibility) | |
| Wearables | |
| Women’s health | |
RCT, randomised controlled trial; STI, sexually transmitted infection.