Comparison

BioCode Method vs Built By Karl

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

Head to head
About

BioCode Method

This personal training platform offers tailored workouts and nutrition tracking, integrated with custom habit tracking and a daily scorecard. It helps users build sustainable habits for lasting results, requiring a paid coaching plan for access.

Highlights
  • Tailored workouts
  • Nutrition tracking
  • Custom habit tracking
  • Daily scorecard system
  • Progress and accountability metrics
Features
Read full description

The BioCode Method App is a next-generation personal training platform designed to power the BioCode program for both participants and coaches. Beyond allowing your certified practitioner to tailor your training with workouts and nutrition tracking, it integrates our custom habit tracking metrics and a daily scorecard system that measures consistency, progress, and accountability. This unique combination ensures users not only follow their training plan but also build sustainable habits that drive lasting results. *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

BioCode Method3 screens
Built By Karl3 screens

Verdict

The call

BioCode Method and Built By Karl 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. BioCode Method sells 1 in-app purchase, starting at $0.99 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

BioCode Method ships an update every 2 months, Built By Karl every 3 months. The most recent releases landed on October 2, 2026 and October 9, 2026 respectively.

ScorecardNo meaningful differences
BioCode Method versus Built By Karl: the parameters behind the verdict, then further details
ParameterBioCode MethodBuilt By Karl
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size57 MB56 MB
Age rating17+17+
DeveloperX Factor Labs LLCKarl Jardine

In-app purchases

1 purchases

BioCode Method

Subscriptions1
  • Monthly subscription$0.991 Month
1 purchases

Built By Karl

Subscriptions1
  • Monthly 1-1$299.991 Month

Questions

Is BioCode Method free?
BioCode Method 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 BioCode Method or Built By Karl have ads?
Neither BioCode Method nor Built By Karl shows ads.
Which is updated more often, BioCode Method or Built By Karl?
BioCode Method ships an update every 2 months, and Built By Karl every 3 months. Most recently, BioCode Method was updated on October 2, 2026 and Built By Karl on October 9, 2026.

Other comparisons