MacroFactor

Level 26: Health, Nutrition & Wellbeing

Health & Environment · Level 26

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In short

MacroFactor is an AI tool in the Nutrition & Supplements category from Stronger by Science LLC in Raleigh, United States. The pricing model is paid. It is with a German interface.

Company HQRaleigh, United States· Stronger by Science LLC

What is MacroFactor?

MacroFactor is an AI-powered nutrition and goal-tracking application based on the scientific principles of energy balance. Unlike manual tracking apps, MacroFactor dynamically calculates the user's metabolic rate by analyzing body weight changes in relation to daily food intake. The system automatically adjusts recommended calorie and macronutrient targets to ensure progress aligns with the user's specific goals.

The app avoids advertisements and data monetization, ensuring a streamlined and focused user experience. Its design prioritizes efficiency, featuring advanced food search capabilities and barcode scanning to simplify daily logging. By employing an algorithmic approach, the app eliminates the guesswork typically involved in adjusting nutritional plans during fat loss or muscle gain phases.

Data privacy and security are core components of the platform's architecture. MacroFactor does not store personally identifiable data in a way that could be utilized for marketing or third-party tracking. Users maintain full control over their information, with the ability to export or delete their data at any time, making it a professional-grade solution for health-conscious individuals.

Core features & strengths

  • Dynamic Coaching — The app analyzes weekly weight and nutrition data to precisely determine the user's actual energy expenditure. Based on these trends, it automatically adjusts daily calorie and macronutrient targets to maintain the desired trajectory.
  • Nutrition Journal — A comprehensive logging system facilitates food entry via an extensive database and a fast barcode scanner. It supports complex custom foods and recipe creation for high-precision monitoring.
  • Progress Analytics — Detailed dashboards visualize long-term weight trends and nutritional intake. The app uses moving averages to smooth out daily weight fluctuations, providing an objective view of physical progress.

Who is this tool for?

The app is primarily intended for individuals who want to manage their nutrition based on evidence, whether for weight loss, muscle gain, or nutrient tracking. It is ideal for users who prefer a data-driven and largely automated solution over traditional manual logging apps.

Typical use case

A user aims to lose weight safely and sets a target weight with a specific weekly rate in the app. The app establishes an initial caloric plan and begins analyzing daily food consumption alongside morning weigh-ins. After a few days, the algorithm identifies the user's specific metabolic needs and adjusts the targets if the weight loss does not match the planned rate. The user does not need to perform manual tweaks, but simply follows the daily targets until the desired goal is reached.

What is MacroFactor good for?

  • The app is primarily intended for individuals who want to manage their nutrition based on evidence, whether for weight loss, muscle gain, or nutrient tracking. It is ideal for users who prefer a data-driven and largely automated solution over traditional manual logging apps.
  • A user aims to lose weight safely and sets a target weight with a specific weekly rate in the app.
  • Dynamic Coaching: The app analyzes weekly weight and nutrition data to precisely determine the user's actual energy expenditure. Based on these trends, it automatically adjusts daily calorie and macronutrient targets to maintain the desired trajectory.
  • Nutrition Journal: A comprehensive logging system facilitates food entry via an extensive database and a fast barcode scanner. It supports complex custom foods and recipe creation for high-precision monitoring.
  • Progress Analytics: Detailed dashboards visualize long-term weight trends and nutritional intake. The app uses moving averages to smooth out daily weight fluctuations, providing an objective view of physical progress.

When a different tool fits better

MacroFactor is not suitable for individuals with a history of eating disorders, as the constant focus on calories and weight may be psychologically taxing. Furthermore, it should not be used as a substitute for medical nutrition therapy in cases of serious metabolic or health-related conditions.

Pricing & plans

MacroFactor is a subscription-based service requiring payment after an initial trial period.Paid

Supported languages

DEGerman — fully supportedENEnglish — fully supported

Interface = the tool's menu language, content = the language you can work in. Without guarantee — vendors keep expanding their language coverage.

Privacy & GDPR

US-Anbieter (Stronger by Science). Werbefreies Abo-Modell ohne Datenverkauf; Verarbeitung in den USA, DSGVO über SCC.

Fact sheet

Fact sheet with the key data
VendorStronger by Science LLC
HeadquartersRaleigh, United States
CategoryNutrition & Supplements
Pyramid levelLevel 26 – Health, Nutrition & Wellbeing
Pricing modelPaid
Free forever optionNo
Open SourceNo
Entry planMonthly: 11.99 $ (approx. 11.15 €)
Germaninterface and content
Englishinterface and content
Privacy classificationUS Cloud
Data processing agreementNo specific enterprise plan exists; usage is intended for individuals via private subscriptions.

Alternatives to MacroFactor

  • Cara Care — Free · HQ: Berlin, Germany · GDPR / EU
  • Endel — Freemium · HQ: Berlin, Germany · Unclear
  • Foodvisor — Freemium · HQ: Paris, France · GDPR / EU
  • Lifesum — Freemium · HQ: Stockholm, Sweden · GDPR / EU
  • MyFitnessPal — Freemium · HQ: Austin, United States · GDPR / EU

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Frequently asked questions

How much does MacroFactor cost?

MacroFactor is a subscription-based service requiring payment after an initial trial period. Current plans: Monthly: 11.99 $ (approx. 11.15 €); 6-Month: 47.99 $ (approx. 44.63 €); Yearly: 71.99 $ (approx. 66.95 €).

Is MacroFactor free?

No. MacroFactor is a paid product; there is no permanently free option. All subscriptions include a 7-day free trial for new users. No permanent free tier available.

Does MacroFactor support German?

Yes. MacroFactor offers a German interface and German content.

How does MacroFactor handle data privacy?

Data is processed on Stronger by Science servers in the USA, utilizing Google Cloud and Apple infrastructure standards. User data is not used to train third-party AI models. Enter only nutrition and fitness-related data; avoid providing highly sensitive personal information or medical diagnoses.

Who is behind MacroFactor?

MacroFactor is operated by Stronger by Science LLC, headquartered in Raleigh, United States.

Where does MacroFactor sit in the AI Tool Pyramid?

MacroFactor sits on level 26 (“Health, Nutrition & Wellbeing”) and belongs to the Nutrition & Supplements category. Levels group tools by topic and are not a ranking.

Is MacroFactor GDPR-compliant?

MacroFactor processes data mainly outside the EU, usually in the United States. GDPR-compliant use is possible but requires a data processing agreement, suitable safeguards for the third-country transfer and a case-by-case review.

What are alternatives to MacroFactor?

Comparable tools in the same category are Cara Care, Endel, Foodvisor, Lifesum. They differ mainly in pricing model, company location and data protection level, so a direct comparison is worthwhile before deciding.