Comparison

BTX Coaching vs Built By Karl

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

Head to head
About

BTX Coaching

Features
Read full description

Reach your goals with your own all-in-one fitness coaching app. Whether you want to build muscle, lose fat, or simply live healthier, this app gives you the tools and support you need to succeed. Key Features: β€’ Personalized Workouts – Follow structured training plans designed to match your goals, fitness level, and schedule. β€’ Nutrition Tracking – Log your meals and track macros with ease, keeping your diet aligned with your goals. β€’ Habit Building – Build lasting results with daily habits and routines that support your lifestyle. β€’ In-App Chat – Stay connected with your coach for support, accountability, and quick answers anytime. β€’ Progress Tracking – Monitor your results with powerful metrics and stay motivated as you level up. This is more than just an appβ€”it’s a complete coaching experience in your pocket. *App access requires a paid coaching plan. Terms Of Use: https://kahunas.io/terms-conditions Privacy Policy: https://kahunas.io/privacy

About

Built By Karl

Features
Read full description

Built By Karl is a fitness and lifestyle coaching app designed to help busy men build strength, lose body fat, and create sustainable habits alongside work and family life. The app provides structured training programs, simple nutrition guidance, and daily accountability tools to support long-term consistency. Users can follow workouts tailored to their goals, track progress over time, and stay organised with habit tracking and check-ins. Key features include: Personalised workout plans with exercise demonstrations Progress tracking for workouts, body metrics, and habits Nutrition guidance and food tracking support In-app messaging for communication and feedback Goal setting and reminders to support consistency Built By Karl focuses on practical routines that fit around real life, helping users stay consistent without extreme diets or complicated systems. Everything is delivered in one place to make fitness simple, structured, and manageable. *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

BTX Coaching3 screens
Built By Karl3 screens

Verdict

The call

BTX Coaching and Built By Karl are too close to call on the numbers: across 6 compared parameters β€” price, update cadence, ads and in-app purchases among them β€” neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice Β· In-app purchases Β· Ads Β· Monetization

Both are free to download. BTX Coaching sells 1 in-app purchase, starting at $299.99 per month and Built By Karl 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

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

ScorecardNo meaningful differences
BTX Coaching versus Built By Karl: the parameters behind the verdict, then further details
ParameterBTX CoachingBuilt By Karl
PriceFreeFree
Update frequencyEvery 3 monthsEvery 3 months
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details β€” not scored
Size56 MB56 MB
Age rating17+17+
DeveloperBruno de Paiva Alves TeixeiraKarl Jardine

In-app purchases

1 purchases

BTX Coaching

Subscriptions1
  • Monthly subscription$299.991 Month
1 purchases

Built By Karl

Subscriptions1
  • Monthly 1-1$299.991 Month

Questions

Is BTX Coaching free?
BTX Coaching is free to download, with in-app purchases available.
Is Built By Karl free?
Built By Karl is free to download, with in-app purchases available.
Do BTX Coaching or Built By Karl have ads?
Neither BTX Coaching nor Built By Karl shows ads.
Which is updated more often, BTX Coaching or Built By Karl?
BTX Coaching ships an update every 3 months, and Built By Karl every 3 months. Most recently, BTX Coaching was updated on October 10, 2026 and Built By Karl on October 24, 2026.

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