Natural Cycles is a data-driven fertility platform that pairs a clinically validated algorithm with an easy app and optional basal thermometer. Shop subscriptions and accessories designed for contraception or pregnancy planning, with clear cycle insights and a non‑hormonal approach to family planning.
Founded2013
Price tier$$
Main focusFertility & contraception app
ShippingApp available worldwide; thermometers ship to selected countries
Why Natural Cycles
Key reasons shoppers choose Natural Cycles
01Clinically informed algorithmUses basal temperature and cycle data to produce daily fertility status backed by peer‑reviewed validation and ongoing algorithm refinement.
02Non‑hormonal optionOffers a hormone‑free approach to contraception or pregnancy planning for users who prefer behavior‑based methods and data visibility.
03App plus accessoriesSubscription plans are complemented by an optional Bluetooth basal thermometer for automatic syncing and more precise tracking.
01
Precision hardware: the basal thermometer
Natural Cycles’ optional basal thermometer is designed for accurate, low‑variation temperature readings. Pair via Bluetooth to auto‑sync data to the app, or enter readings manually. Many users find the dedicated thermometer improves detection of subtle temperature shifts that inform the app’s daily fertility assessments.
02
The app experience: daily cycle insights
The Natural Cycles app turns temperature and cycle inputs into a simple red/green daily fertility calendar, ovulation predictions and pregnancy mode. The interface emphasizes clarity and privacy, with subscription options for monthly or annual access and tools for tracking long‑term trends.
What they sell
Fertility tracker app subscriptionBasal thermometersStarter kitsContraception planningPregnancy planning toolsEducational resources
Bottom line
What we like
- Clinically validated algorithm with clear daily status
- Non‑hormonal, user‑controlled method
- Optional Bluetooth thermometer for more consistent readings
- Clean, privacy‑focused app interface
Worth knowing
- Requires daily temperature input and consistent routines
- Less suited for highly irregular cycles or when affected by fever/shift work
FAQs
Where is the app available and do you ship thermometers internationally?
The Natural Cycles app is available globally through major app stores. Physical thermometers are sold online and ship to selected countries; availability and shipping costs vary by destination—check the checkout page for specifics.
Can I cancel my subscription or return a thermometer?
Subscriptions can be cancelled at any time from your account settings. Return policies for physical products such as thermometers are managed on the site—contact customer support or consult the returns page for current terms.
Are there discounts, trials or referral offers?
Natural Cycles occasionally offers promotions, trial periods, or referral credits. Current offers vary by market—visit the website or your app account for active discounts and referral program details.