Comparison

B>IAM vs SZN

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

Head to head
About

B>IAM

This app offers comprehensive fitness and nutrition tracking to help you achieve your health goals. It allows you to log workouts, monitor body measurements, and track daily meals with personalized plans and targets. Access all your personal data to visualize your progress and stay motivated.

Highlights
  • Workout progression tracking
  • Nutrition logging and meal plans
  • Body measurement tracking
  • Progress picture visualization
  • Wearable fitness tracker synchronization
  • Personalized nutrition targets
Features
Read full description

P.T.321’s ~ B>IAM ~ APP   P.T.321, has provided personal training services for face to face sessions since 2010. Despite the love of providing face to face sessions, P.T.321 must move with the times. B>IAM is just that, all the passion, experience, and love for personal training brought to the palm of your hand, offering mobility, convenience, and affordability.   Transform your fitness journey with B>IAM, a comprehensive fitness and nutrition app designed to track and analyse your progress. Design for the everyday user. B>IAM provides an unparalleled range of features, that caters for your specific and individual needs. Every user has access to all their own personal information, giving you the ability to track your journey, progress, and data.   Workout Tracking    -              Record your workouts progression, from the weights, reps, RPE, and time taken.  -              View stats for each exercise, comparing progression with other times completed. -              Compare the progress with your volume, maximum weights per exercise and more. -               Synchronise your daily steps calories burn and workouts from your wearable fitness tracker monitor.    Nutrition Tracking   -              Log your daily meals and see the total calories, protein, carbs, and fats for that day. -              Follow customised meal plans directly within your app’s food diary -              Follow your personalised nutrition targets to realise your intended goals such as fat loss, weight loss, and/ or muscle gain. -               Track your food, your calorie intake and macros for weight loss, maintenance and/or weight gain.    Body Measurement Tracking   -              Keep track of your body weight, body fat percentage, waist measurements, and more. -              Record and view your progress picture over time and see your intent realised. -              progress pictures of before and during will help keep your intent alive and you motivated. to B>IAM!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * App access requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy

About

SZN

Features
Read full description

Train Like a Woman. Live Like an Athlete. This is your all-in-one wellness app built for real women—from your first cycle to your first child and every chapter after. Led by expert coach and former midwife Demi Anderson, this platform combines elite-level training with hormonal health, fertility support, and birth prep—so you can take control of your body and feel strong doing it. Whether you're navigating PCOS, endometriosis, TTC, or just want better cycle support, this app gives you expert coaching that meets you where you're at. Then, when it’s time to train for pregnancy, prepare for birth, and rehab postnatally—this app keeps you in the game. Built for women who don’t want to be sidelined. Backed by real coaching. Rooted in female strength. * App access requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy

Screenshots

B>IAM3 screens
SZN3 screens

Verdict

The call

B>IAM and SZN are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. B>IAM sells 1 in-app purchase, starting at $29.99 per month and SZN sells 1 in-app purchase, starting at $200.00 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

B>IAM ships an update every 5 weeks, SZN every 2 months. The most recent releases landed on October 21, 2026 and October 14, 2026 respectively.

ScorecardNo meaningful differences
B>IAM versus SZN: the parameters behind the verdict, then further details
ParameterB>IAMSZN
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size51 MB54 MB
Age rating17+17+
DeveloperP.T.321 LtdDemi Anderson

In-app purchases

1 purchases

B>IAM

Subscriptions1
  • Monthly Program$29.991 Month
1 purchases

SZN

Subscriptions1
  • Monthly Coaching$200.001 Month

Questions

Is B>IAM free?
B>IAM is free to download, with in-app purchases available.
Is SZN free?
SZN is free to download, with in-app purchases available.
Do B>IAM or SZN have ads?
Neither B>IAM nor SZN shows ads.
Which is updated more often, B>IAM or SZN?
B>IAM ships an update every 5 weeks, and SZN every 2 months. Most recently, B>IAM was updated on October 21, 2026 and SZN on October 14, 2026.

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