Tempdrop

Temp-drop is the 1st Smart sensor that makes fertility tracking simple, safe, accurate, and available for everyone. Wear on the sensor before you go to sleep. It will continuously monitor your sleep and accurate body temperature. Take it off when you wake-up. It will automatically integrate its readings in your favorite fertility app. No charging or battery replacement required. Use their adhesive patches for for the most accurate readings. Use their dedicated armband for a "lighter" feel, or you may even tuck the sensor it under your bra strap (under the armpit). Just make sure you adhere to one method.