Comparison

Bodybuildingwithaaron vs CORE4 Members

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

Head to head
About

Bodybuildingwithaaron

This app provides personalized training, nutrition, and supplement plans to help users track their fitness progress. It includes downloadable content and an exercise library, putting a coach in your pocket. Access to all features requires a paid coaching plan.

Highlights
  • Customized training plans
  • Personalized nutrition plans
  • Supplement guidance
  • Downloadable content
  • Exercise library
  • Progress tracking
Features
Read full description

Welcome to the bodybuilding with Aaron coaching app. Here I'll be able to manage all your progress to make sure you're on the right track at all times. In the app will be all your customized training, nutrition, and supplement plans along with downloadable content, an exercise library, and much more. Check out my app and put your coach in the palm of your hand. *Requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy

About

CORE4 Members

Features
Read full description

The CORE4 Members App by Coach Caelum The CORE4 Members App is a private coaching platform designed for men who want structured progress without noise, gimmicks, or guesswork. The app supports a highly personalised online coaching experience built around The CORE4 Habit Acquisition System, combining training, nutrition, recovery, and lifestyle habits into a single, guided system. Everything inside The CORE4 Members App is tailored to the individual and adjusted as real-world feedback comes in. This is not a collection of generic plans. It’s a place where strategy is applied, refined, and maintained over time. What The CORE4 Members App helps you do: Train with structure and intent - Access your personalised workout plan, designed around your goals, current ability, and recovery capacity. Each phase is adjusted as your body adapts, ensuring training remains effective and sustainable. Manage nutrition without unnecessary restriction - Follow a clear nutrition structure that supports fat loss, performance, and long-term adherence. Plans are built to fit real lifestyles and evolve based on progress, energy, and feedback. Build habits that support results - Track daily behaviours such as steps, sleep, hydration, and consistency. These habits form the foundation that keeps progress moving outside the gym. Stay connected through in-app coaching - Communicate directly with your coach through in-app messaging. Weekly check-ins allow feedback to be reviewed and plans refined with precision. See the bigger picture - The CORE4 Members App brings training, nutrition, recovery, and mindset into one place, making it easier to stay consistent and understand how each piece supports your progress. Designed for long-term progress The CORE4 Members App is built for those who value clarity, structure, and guidance. The focus is not on quick fixes, but on creating a system that can be maintained, adjusted, and progressed over time. Access to The CORE4 Members App is provided as part of the online coaching experience with Coach Caelum. Apply online to gain access. *App access requires a paid coaching plan. Terms Of Use: https://kahunas.io/terms-conditions Privacy Policy: https://kahunas.io/privacy Medical Disclaimer: This app does not provide medical advice, diagnoses, or treatment. The information and guidance provided within the app are for general fitness and wellbeing purposes only. Always seek the advice of your physician or other qualified healthcare provider before starting any exercise program, changing your nutrition, or making decisions regarding your health.

Screenshots

Bodybuildingwithaaron3 screens
CORE4 Members3 screens

Verdict

The call

Bodybuildingwithaaron and CORE4 Members 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. Bodybuildingwithaaron sells 1 in-app purchase, starting at $199.99 per month and CORE4 Members sells 1 in-app purchase, starting at $299.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Bodybuildingwithaaron ships an update every 2 months, CORE4 Members monthly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

ScorecardNo meaningful differences
Bodybuildingwithaaron versus CORE4 Members: the parameters behind the verdict, then further details
ParameterBodybuildingwithaaronCORE4 Members
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size54 MB57 MB
Age rating17+4+
DeveloperAaron BurkeCoach Caelum

In-app purchases

1 purchases

Bodybuildingwithaaron

Subscriptions1
  • Monthly Coaching$199.991 Month
1 purchases

CORE4 Members

Subscriptions1
  • The CORE4 Framework$299.991 Month

Questions

Is Bodybuildingwithaaron free?
Bodybuildingwithaaron is free to download, with in-app purchases available.
Is CORE4 Members free?
CORE4 Members is free to download, with in-app purchases available.
Do Bodybuildingwithaaron or CORE4 Members have ads?
Neither Bodybuildingwithaaron nor CORE4 Members shows ads.
Which is updated more often, Bodybuildingwithaaron or CORE4 Members?
Bodybuildingwithaaron ships an update every 2 months, and CORE4 Members monthly. Most recently, Bodybuildingwithaaron was updated on November 3, 2026 and CORE4 Members on November 5, 2026.

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