Comparison

Tempdrop vs Flex Your Feminine

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Tempdrop

This app works with a specialized thermometer to track subtle overnight temperature changes. It helps identify hormonal fluctuations throughout the menstrual cycle, pinpoint ovulation, and predict cycle phases. The data supports fertility awareness and cycle tracking.

Highlights
  • Basal body temperature tracking
  • Ovulation pinpointing
  • Menstrual cycle prediction
  • Hormonal fluctuation correlation
  • Fertility awareness support
Features
Read full description

The Tempdrop app is designed to complement the Tempdrop device - a personalized user-specific thermometer that captures minute temperature variations throughout the night to pinpoint the basal body temperature. Detected variations in temperature correlate with hormonal fluctuations throughout the menstrual cycle. When used with the Tempdrop device, this app can help users to pinpoint ovulation and effectively track and predict the varying phases of the cycle. Disclaimer: The Tempdrop sensor and app are intended as complementary instruments to enhance your ability to monitor your fertility and share health details. The app and its wearable sensor, in themselves, are not, nor are they intended to be, a fertility monitor, a substitute for contraception, or a birth control method. We recognize the need of some to use the data and information provided to support ongoing health and menstrual cycle tracking, however, it is important to note that this should NOT be used as a substitute for an in-presence qualified professional, medical analysis, advice, guidance, or treatment. We strongly advise seeking a qualified Fertility Awareness instructor or other self-teaching resources to learn a symptothermal method and support your fertility journey. The provided interpretations and prediction guidelines are not suitable for use with irregular cycles. Optimal performance is dependent on correct and consistent use. Individual usage, wearing, input, and circumstances can affect the data. The user is fully responsible for the individual data inputs. The Tempdrop Sensor is approved for use in the USA, and is registered in the FDA database under registration number 3016099071. The device is classified as "Device, Fertility Diagnostic, Proceptive”. A link to the terms of use - https://www.tempdrop.com/pages/tos A link to the privacy policy - https://www.tempdrop.com/pages/privacy-policy

About

Flex Your Feminine

This app offers personalized workout and meal plans to help you achieve your fitness goals. It includes progress tracking, nutrition logging, and direct messaging with a coach for support and guidance.

Highlights
  • Personalized workout plans
  • Customized nutrition and hydration tracking
  • Direct messaging and video calls with coach
  • Daily check-ins and progress analytics
  • Wearable device integration
  • Apple Health integration
Features
Read full description

Kick-start your fitness journey with Flex Your Feminine. Together with Kayla Michelle, you'll have the best combination of nutrition & exercises available on a single app. With Flex Your Feminine, you can begin your fitness journey in no time. Get a fully personalized workout and meal plan tailored to your fitness goals. Progress tracking gets easier when you log your daily workout, record meals, update your check-ins and connect your fitness band & health kit, and get real-time updates via advanced analytical tools. Everything that contributes to your fitness goals gets captured in one place. To top it all, use the inbuilt 1-1 chat feature to have all your queries addressed on the go. You deserve to be the best. That’s why Flex Your Feminine have packed so many features in a single app to help you achieve your fitness goals. Start your journey today! Features that will help you achieve your fitness goals include: * Personalized Workout Plan: Get a fully personalized fitness plan tailored to your goals, whether it is to gain weight, lose weight, gain muscles, or simply wish to work on your general fitness. * Nutrition, Hydration & Habits: Access meal plans assigned by your coach and log your food intake to keep a close track of your calorie intake and macros. You can also track your hydration, steps and calories burnt on the app. * Instant messaging & video calls - Message your coach in real-time and schedule video sessions directly from the app. Stay connected with your coach to improve compliance and get better results. * Check-ins: Gain complete insight into your overall performance with easy check-ins and real-time updates. * Progress: Stay on top of your progress with powerful analytics. * Wearable integration: Get the bigger picture of your progress by connecting your fitness band & health kit thereby enabling real-time updates. Note regarding Apple Health: The app integrates with Apple Health to show your daily activity - distance, steps, active energy, and flights to help you better achieve your goals. App also uses Apple Health to track energy burned and heart rate during a workout session, if an Apple Watch is used. Workout metrics are shared with the coach to better design your workout schedule. DISCLAIMER: Users should seek a doctor’s advice before using this app and making any medical decisions.

Screenshots

Tempdrop4 screens
Flex Your Feminine4 screens

Verdict

The call

The clearest difference is review sentiment: Flex Your Feminine at 100% against Tempdrop's 39%. Flex Your Feminine also leads on rating (4.6 vs 4.2). Tempdrop's advantage is ratings volume (711 vs 9). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Tempdrop sells 6 in-app purchases, starting at $2.99 per month and Flex Your Feminine sells 5 in-app purchases, starting at $45.90 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Flex Your Feminine holds the better App Store score, 4.6 against 4.2. That said, the two scores are not equally well evidenced: Tempdrop has 711 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 39% of Tempdrop's written reviews are positive against 100% of Flex Your Feminine's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 21, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
Tempdrop versus Flex Your Feminine: the parameters behind the verdict, then further details
ParameterTempdropFlex Your Feminine
PriceFreeFree
Rating4.2 (711 ratings)4.6 (9 ratings) — better
Positive reviews38.7% of reviews100.0% of reviews — better
Number of ratings711 — better9
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size103 MB133 MB
Age rating17+17+
DeveloperTempdrop IncKayla Harrington

Customer experience

Tempdrop

All ratings711 ratings
Positive80.3%
Neutral6.2%
Negative13.5%
Written reviews168 reviews
Positive38.7%
Neutral18.5%
Negative42.9%

Flex Your Feminine

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Tempdrop

Reported bugs

4 issues
  • App crashes and freezes
  • Issues with syncing device data
  • Inaccurate cycle predictions and phase tracking
  • Temperature data changes over time

Requested features

5 requests
  • Improved sleep tracking capabilities
  • More customizable symptom and data tracking
  • Ability to manually confirm ovulation
  • Integration with other fertility/health apps
  • Support for irregular cycles and postpartum/breastfeeding phases

Flex Your Feminine

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Tempdrop

Subscriptions6
  • Tempdrop Promo Premium monthly2 Months trial$2.991 Month
  • Tempdrop Premium monthly2 Months trial$6.001 Month
  • Tempdrop Promo Premium quarterly2 Months trial$7.993 Months
Show 3 more
  • Tempdrop Premium quarterly2 Months trial$15.003 Months
  • Tempdrop Promo Premium yearly2 Months trial$24.991 Year
  • Tempdrop Premium yearly*2 Months trial$48.001 Year
5 purchases

Flex Your Feminine

Subscriptions4
  • TEMPLE$45.901 Month
  • TEMPLE- 6 monthly$244.996 Months
  • TEMPLE- Quaterly$299.003 Months
Show 1 more
  • TEMPLE- Yearly$494.991 Year
One-time1
  • FYF 30 Days Starter Plan$499.00

Questions

Is Tempdrop free?
Tempdrop is free to download, with in-app purchases available.
Is Flex Your Feminine free?
Flex Your Feminine is free to download, with in-app purchases available.
Which has better reviews, Tempdrop or Flex Your Feminine?
Flex Your Feminine is rated higher. Tempdrop averages 4.2 out of 5 from 711 ratings, while Flex Your Feminine averages 4.6 from 9 ratings.
Do Tempdrop or Flex Your Feminine have ads?
Neither Tempdrop nor Flex Your Feminine shows ads.
Which is updated more often, Tempdrop or Flex Your Feminine?
Tempdrop ships an update every 2 months, and Flex Your Feminine every 2 months. Most recently, Tempdrop was updated on October 21, 2026 and Flex Your Feminine on September 24, 2026.

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