MacroFactor - Macro Tracker icon
MacroFactor Review: Dynamic Macro Tracking with Adaptive Nutrition Coaching

by Stronger By Science Technologies LLC

MacroFactor combines evidence-based nutrition science with adaptive algorithms to provide personalized macro tracking. The app dynamically adjusts plans based on metabolic changes for sustainable weight management results.

Detailed Review

MacroFactor represents a significant advancement in nutrition tracking applications, positioning itself as a sophisticated coaching tool rather than a simple calorie counter. Developed by Stronger By Science Technologies LLC, the application distinguishes itself through its dynamic algorithm that continuously adapts to users' metabolic changes, providing personalized macro plans that evolve with individual progress and physiological responses. The core functionality centers around its proprietary nutrition coach algorithm, which utilizes a best-in-class expenditure estimate to create tailored macro recommendations. Unlike static diet plans, MacroFactor's system automatically adjusts macronutrient targets based on actual weight trends and nutritional intake data. The platform offers comprehensive micronutrient tracking, integration with body composition scales like InBody, and a extensive food database. The algorithm's adaptive nature means users receive updated recommendations weekly, creating a responsive system that accounts for metabolic adaptation during weight loss or muscle gain phases. User experience demonstrates thoughtful design with an intuitive interface that simplifies complex nutritional tracking. The application features clean data visualization of progress trends, easy food logging capabilities, and seamless synchronization with biometric data. Real-world usage patterns show particularly strong adoption among fitness enthusiasts who appreciate the scientific approach to nutrition planning. The absence of advertisements and premium subscription model ensures uninterrupted, focused user experience throughout the dietary journey. User feedback consistently highlights the application's effectiveness, with numerous reviews noting successful body composition changes. Seth4122 (June 30, 2025) reported successful fat loss while maintaining dietary variety, while rgile84 (July 2, 2025) documented 1.9% body fat reduction within two months. Some users, including Libby Lou TD (June 30, 2025), have requested enhanced meal customization features for restaurant dishes, indicating areas for potential interface improvements despite overall satisfaction. The application's primary strength lies in its evidence-based, adaptive approach that differentiates it from static macro calculators. Limitations include the premium subscription requirement after the initial trial period and some user-identified opportunities for enhanced meal editing capabilities. MacroFactor proves most valuable for individuals seeking data-driven nutritional guidance, particularly those with specific body composition goals who prefer scientifically-grounded approaches over generic diet plans.

Key Features

  • Dynamic macro algorithm continuously adjusts nutritional targets based on metabolic changes and progress data
  • Comprehensive micronutrient tracking provides detailed nutritional insights beyond basic macro counting
  • Integration with body composition scales enables precise tracking of fat loss and muscle preservation
  • Adaptive expenditure estimation calculates personalized calorie needs using weight trend analysis
  • Extensive food database with accurate nutritional information supports diverse dietary preferences
  • Progress visualization tools display trends in weight, macros, and expenditure with clear analytics

Why Users Love It

Evidence-based adaptive algorithm
Comprehensive nutrient tracking

Perfect for: Fitness enthusiasts seeking data-driven nutritional coaching for body composition goals

Screenshots

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User Reviews

Cjhenderson9
May 28, 2025

MacroFactor is easily the best Nutrition Tracking App I’ve ever used. Completely blows competitors out of the water, with it’s personalized plans and auto-adjusting calorie goals, along with the granularity it provides when showing macro- and micro-nutrients, it’s unlike anything I’ve ever seen. These key features, alongside the customizability; only showing what you want (Calories, Macros, even Micronutrients like Fiber), and constantly updating your data to realistically estimate your weight loss and calorie expenditure, make it the perfect nutrition tracking app. Best Nutrition Tracking App I’ve Used MacroFactor is easily the best Nutrition Tracking App I’ve ever used. Completely blows competitors out of the water, with it’s personalized plans and auto-adjusting calorie goals, along with the granularity it provides when showing macro- and micro-nutrients, it’s unlike anything I’ve ever seen.These key features, alongside the customizability; only showing what you want (Calories, Macros, even Micronutrients like Fiber), and constantly updating your data to realistically estimate your weight loss and calorie expenditure, make it the perfect nutrition tracking app.

TLindsey93
Jun 7, 2025

I was skeptical if this app would provide what I needed to really see a change and track my habits. I am one month into using it and I am down 7 pounds since my initial log. This is my first time EVER actually tracking meals and macros. It does a great job at updating weekly to make sure you meet your goal and targets. If you’re skeptical, use a creator code, get 2 weeks, and see for yourself. Worth Every Penny I was skeptical if this app would provide what I needed to really see a change and track my habits. I am one month into using it and I am down 7 pounds since my initial log. This is my first time EVER actually tracking meals and macros.It does a great job at updating weekly to make sure you meet your goal and targets. If you’re skeptical, use a creator code, get 2 weeks, and see for yourself.

Ev9987
Jun 4, 2025

Very mature app that makes tracking vet easy. And you learn a lot from the data. Worth the money! I’ve been waiting for this app all my life Very mature app that makes tracking vet easy. And you learn a lot from the data. Worth the money!

mhedgpeth
Jun 2, 2025

I love the simplicity of this app. It’s made by a small team that cares about the problem and is not trying to shove AI down your throat. Great, simple tracker I love the simplicity of this app. It’s made by a small team that cares about the problem and is not trying to shove AI down your throat.

Kneen0
May 31, 2025

This app has completely changed the way I view nutrition and dieting and I can honestly say it has improved my life immensely. My progress would be no where close to where it is without MacroFactor. It does all the thinking for you and truly simplifies the process of determining daily macro/calorie goals, whether that be for cutting weight or gaining it. I’ve been using it for 4 months and I couldn’t be happier with my results so far. 100% worth the yearly subscription. Greatest app of all time This app has completely changed the way I view nutrition and dieting and I can honestly say it has improved my life immensely. My progress would be no where close to where it is without MacroFactor. It does all the thinking for you and truly simplifies the process of determining daily macro/calorie goals, whether that be for cutting weight or gaining it. I’ve been using it for 4 months and I couldn’t be happier with my results so far. 100% worth the yearly subscription.

App Details

Developer

Stronger By Science Technologies LLC

Platform

ios

Rating

4.8

Last Updated

9/7/2025