Fitrix vs Bodyfat Calculator 3
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fitrix
Design your own high-intensity interval training routines with custom exercises and personalized intervals. Track your calorie burn and heart rate to stay motivated and achieve your fitness goals. Tailor your workouts to your unique needs and objectives.
- Custom HIIT workout creation
- Personalized exercise intervals
- Calorie tracking
- Heart rate monitoring
- Tailored fitness plans
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Introducing Fitrix - Your Ultimate HIIT Workout Companion! Get ready to take your fitness journey to the next level with Fitrix, the app designed to create personalised High-Intensity Interval Training (HIIT) workouts just for you. Say goodbye to generic routines and hello to customised fitness plans tailored to your unique needs and goals. Create Custom HIIT Workouts: With Fitrix, you're in control. Craft your own HIIT workouts by creating exercises and setting personalised intervals to maximise your results. Track Calories and Heart Rate: Keep tabs on your calorie burn and heart rate during your workouts, helping you stay motivated and pushing you towards your fitness objectives. Don't settle for one-size-fits-all workouts. Embrace your unique fitness journey with Fitrix. Download now and experience the power of personalised HIIT training at your fingertips.
Bodyfat Calculator 3
Easily estimate your body fat percentage using simple measurements like waist circumference and weight. The app provides lean and fat mass values, BMI, and categorizes your body fat level. It supports multiple calculation methods and unit systems.
- Body fat percentage calculation
- Lean and fat mass display
- BMI and Waist to Height Ratio
- Multiple calculation systems (RFM, YMCA, Army)
- Supports metric and imperial units
- Real-time result updates
- Multi-language support
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*Update - now includes the new Army body fat calculation method as an option, which was introduced in June 2023. If you want to lose weight or are trying to build muscle then you need an accurate and simple way to measure body fat percentage. With this app you simply need to measure your waist and weigh yourself - that’s it! No messing around with callipers and no need to use a tape measure around your thighs, neck, hip etc. Just the waist will do and along with your weight measurement and an accurate body fat measurement can be given. An overall body category is given based on body fat percentage. BMI is also shown for comparison. Features include: - Your lean mass and fat mass values are displayed so you can see how much of your body is actually fat - Metric, US Imperial and even British stone and pound systems all supported and can be easily switched - Choose from RFM, YMCA and Army body fat calculation systems. - Body fat percentage, Waist to Height Ratio WHR and BMI metrics displayed and all update in real time - Automatically updates results as you type! No need to press a 'calculate' button every time to see your results like with other body fat calculator apps - Very user friendly with intuitive controls - Choose from multiple app themes - Waist to Height Ratio (WHR) - BMI - Supports English, French, Chinese (中文) and Japanese languages - have fun inputting friends, family or even celebrity measurements to find out their body fat! - can convert between pounds and kilograms, cm and feet and inches as well as cm and inches. Disclaimer: This app provides estimates of BMI and body fat percentage, but they are not comprehensive measures of health or fitness. Always consult a healthcare professional for a complete health assessment.
Screenshots
Verdict
The clearest difference is rating: Fitrix at 5.0 against Bodyfat Calculator 3's 3.7. Bodyfat Calculator 3's advantage is monetization model (free vs free with in-app purchases) and ratings volume (6 vs 1). 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
Both are free to download. Fitrix sells 3 in-app purchases, starting at $3.99 per month and Bodyfat Calculator 3 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Fitrix holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: Bodyfat Calculator 3 has 6 ratings behind it against 1, so its average is the more settled of the two.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 12, 2026 and September 21, 2026 respectively.
| Parameter | Fitrix | Bodyfat Calculator 3 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.7 (6 ratings) |
| Positive reviews | — | 25.0% of reviews |
| Number of ratings | 1 | 6 — better |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, Apple Watch | iPhone, iPad, iPod — better |
| Requires iOS | 16.2 | 12.0 — better |
| Further details — not scored | ||
| Size | 4 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | Mihail Kuznecovs | Simon Burgess |
Customer experience
Fitrix
Bodyfat Calculator 3
In-app purchases
Fitrix
- Monthly Subscription3 Days trial$3.991 Month
- Yearly Subscription7 Days trial$12.991 Year
- Lifetime Purchase$4.99
Bodyfat Calculator 3
- Remove Ads$0.99
Questions
Is Fitrix free?
Is Bodyfat Calculator 3 free?
Which has better reviews, Fitrix or Bodyfat Calculator 3?
Do Fitrix or Bodyfat Calculator 3 have ads?
Which is updated more often, Fitrix or Bodyfat Calculator 3?
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