Built By Barb vs Kaizen Athletic Performance
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Built By Barb
This app provides personalized strength and conditioning programs for clients of a specific coach. It allows users to log workouts, receive form feedback via video analysis, track nutrition, and communicate directly with their coach. Programs are dynamically updated based on user progress.
- Personalized training programs
- Session logging with progress tracking
- Video form checks and feedback
- Direct messaging with coach
- Macro targets and food logging
- Structured check-ins and progress monitoring
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Built By Barb is the private training app for clients of Andrew Barbara — strength & conditioning coach, competitive powerlifter, and personal trainer at Revolution Training in Shelby Township, Michigan. This app is for Andrew's coaching clients. If you train with Andrew, this is where your coaching happens. If you'd like to train with him, visit builtbybarb.app to get started. YOUR PROGRAM, BUILT FOR YOU Your training block is written for you and rebuilt as you progress — strength work, conditioning, and accessories with clear targets for every set. Open the app and today's session is ready: weights, reps, and warm-up ramps calculated for you. LOG YOUR TRAINING Fast, gym-friendly session logging. Record your sets, rate your effort, and note how lifts felt. Your rep maxes and PRs update automatically, and your strength trends build themselves over time. FORM CHECKS THAT FIX PROBLEMS EARLY Film your working sets right in the app. Andrew reviews your technique and sends feedback — form fixes before they become bad habits or injuries. A DIRECT LINE TO YOUR COACH Message Andrew with questions, videos, and updates. Get notified when your program is updated, when he reviews your session, or when he sends you feedback. NUTRITION WITHOUT THE OBSESSION Macro targets set by your coach, simple food logging with barcode scanning, and adherence tracking that keeps the focus on consistency — not perfection. CHECK-INS AND PROGRESS Structured check-ins keep you and Andrew on the same page. Weigh-ins, habits, and training metrics roll up into a clear picture of where you're headed. TRAIN ANYWHERE Your program travels with you. Sessions keep working through dead zones in the gym and sync when you're back online. Built By Barb is available to Andrew Barbara's coaching clients by invitation.
Kaizen Athletic Performance
This private training app is for clients of a strength & conditioning coach. It provides personalized workout programs, session logging with automatic PR updates, and video form checks. Clients can also track nutrition, habits, and communicate directly with their coach.
- Personalized training programs
- Gym-friendly session logging
- Automatic PR and trend tracking
- Video form checks and feedback
- Direct coach messaging
- Macro targets and food logging
- Habit and progress tracking
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Kaizen Athletic Performance is the private training app for clients of Kameron McVittie — strength & conditioning coach, competitive powerlifter, and Brazilian Jiu-Jitsu athlete and coach based in Michigan. This app is for Kam's coaching clients. If you train with Kam, this is where your coaching happens. If you'd like to train with him, visit kaizen-athletic-performance.com to book a consult. YOUR PROGRAM, BUILT FOR YOU Your training block is written for you and rebuilt as you progress — strength work, conditioning, and accessories with clear targets for every set. Open the app and today's session is ready: weights, reps, and warm-up ramps calculated for you. LOG YOUR TRAINING Fast, gym-friendly session logging. Record your sets, rate your effort, and note how lifts felt. Your rep maxes and PRs update automatically, and your strength trends build themselves over time. FORM CHECKS THAT FIX PROBLEMS EARLY Film your working sets right in the app. Kam reviews your technique and sends feedback — form fixes before they become bad habits or injuries. A DIRECT LINE TO YOUR COACH Message Kam with questions, videos, and updates. Get notified when your program is updated, when he reviews your session, or when he sends you feedback. NUTRITION WITHOUT THE OBSESSION Macro targets set by your coach, simple food logging with barcode scanning, and adherence tracking that keeps the focus on consistency — not perfection. CHECK-INS, HABITS, AND PROGRESS Structured check-ins and daily habits keep you and Kam on the same page. Weigh-ins, habits, and training metrics roll up into a clear picture of where you're headed. BUILT FOR GRAPPLERS AND STRENGTH ATHLETES Kam's clients include jiu-jitsu world champions, professional MMA fighters, powerlifters, and everyday athletes — programming that respects your sport, your schedule, and your recovery. Kaizen Athletic Performance is available to Kameron McVittie's coaching clients by invitation.
Screenshots
Verdict
The clearest difference is ratings volume: Built By Barb at 6 against Kaizen Athletic Performance's 2. On price, rating, update cadence and ads 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. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Built By Barb against 5.0 for Kaizen Athletic Performance. Both are backed by a comparable volume of ratings — 6 and 2 respectively.
Built By Barb ships an update every 4 days, Kaizen Athletic Performance every 5 days. Both last shipped on October 31, 2026.
| Parameter | Built By Barb | Kaizen Athletic Performance |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (6 ratings) | 5.0 (2 ratings) |
| Number of ratings | 6 — better | 2 |
| Update frequency | Every 4 days — better | Every 5 days |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 5 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Built By Barb, LLC | Kameron McVIttie |
Customer experience
Built By Barb
Kaizen Athletic Performance
In-app purchases
Built By Barb
No in-app purchases
Kaizen Athletic Performance
No in-app purchases
Questions
Is Built By Barb free?
Is Kaizen Athletic Performance free?
Which has better reviews, Built By Barb or Kaizen Athletic Performance?
Do Built By Barb or Kaizen Athletic Performance have ads?
Which is updated more often, Built By Barb or Kaizen Athletic Performance?
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