MacroFactor - Macro Tracker icon
MacroFactor - Macro Tracker icon
MacroFactor Workouts - Tracker icon

Stronger By Science Technologies

For data-oriented fitness enthusiasts and strength trainees seeking automated, non-judgmental coaching adjustments based on metabolic data.

3apps4.8(32K)Health & Fitness

Snapshot

Who is Stronger By Science Technologies?

Empowering fitness enthusiasts with evidence-based, algorithmic nutrition and strength tracking tools for personalized, data-driven results.

Target audience

Data-oriented fitness enthusiastsStrength trainees seeking automatedNon-judgmental coaching adjustments based on metabolic data

Active nemesis

T-SHAPED APPS

Other rivals

Portfolio

Free 3
3
apps
Health & Fitness3

Last updated

MacroFactor - Macro Tracker

v5.8.3

3mo ago

Intense

Publisher DNA

What defines Stronger By Science Technologies?

Publisher DNA

Primary focus

Evidence-based nutrition and strength training tools

Scale

indie

Target audience

Data-oriented fitness enthusiasts and strength trainees seeking automated, non-judgmental coaching adjustments based on metabolic data.

Signature Patterns

  • •Heavy reliance on proprietary dynamic coaching algorithms for user personalization
  • •100% subscription-based monetization model across the portfolio
  • •Focus on 'adherence-neutral' and data-driven user experiences rather than social gamification
  • •Integration of expert-led educational content and training methodologies
Intense

Portfolio momentum

The publisher maintains an intense development pace with 19 updates across 2 active apps in the last 6 months, including a major new product launch in early 2026.

Last release 22d agoActive apps 2

Portfolio

What does Stronger By Science Technologies ship?

Apps

3 apps analysed

MacroFactor - Macro Tracker icon
MacroFactor - Macro Tracker

Reach your diet goals with the smartest macro tracker and nutrition coach

4.8(16K)

AI-powered food logging reduces manual entry friction for daily users.

  • Adaptive energy expenditure and macro tracking features provide high accuracy for users pursuing specific weight goals
  • Subscription-only access prevents potential users from testing the app functionality before committing to payment
MacroFactor - Macro Tracker icon
MacroFactor - Macro Tracker

Reach your diet goals with the smartest macro tracker and nutrition coach

4.8(13.2K)

Verified food database creates a quality-based competitive barrier

  • Highly accurate food database and barcode scanning capabilities drive consistent user weight loss results
  • Aggressive caloric deficit recommendations trigger health concerns and frustration regarding sustainable weight loss targets
MacroFactor Workouts - Tracker icon
MacroFactor Workouts - Tracker

Reach your muscle and strength goals with the smartest workout tracker.

4.8(2.9K)

Nutrition app bundle increases user lock-in

  • Dynamic weight and repetition adjustments based on RIR keep serious lifters engaged with their training
  • Lack of native wearable integration forces users to carry phones during workouts to track progress

Tightly focused on 2 markets (Japan, United States).

Based on 3 of 3 apps with localized market data · last scanned .

Americas (1)

  • United States3 / 3

Asia-Pacific (1)

  • Japan3 / 3

Core markets (3/3 apps)

JapanUnited States

User Sentiment

How do users feel about their apps?

2

Positive apps

1

Neutral / mixed

0

Negative apps

72/100

Avg sentiment score

Rivals

Who does Stronger By Science Technologies compete with?

The rivals identified

Nemeses(3)

T-SHAPED APPS

known forGymtone - Gym Workout Planner

1 app4.8Health & Fitness

Provides structured strength training programs that complement MacroFactor's nutrition-focused ecosystem for gym-goers.

Kosco Digital

known forMenuFit - Healthy Eating Out

2 apps4.8Health & Fitness

Both apps target fitness-focused users managing macro-nutrient intake, with MenuFit specifically addressing the restaurant-dining gap that MacroFactor's home-tracking focus leaves open.

Viral Development

known forCal AI - Calorie Tracker

1 app4.8Health & Fitness

Cal AI competes for the same calorie-tracking audience with a focus on AI-first photo analysis.

Contenders(2)

AM APPS

known forSimple: AI Weight Loss Coach

1 app4.7Health & Fitness

Both apps target weight management through AI-driven nutrition logging, competing for users who prioritize automated tracking over manual entry.

MacrosFirst

known forMacrosFirst - Macro Tracker

1 app4.9Health & Fitness

Both apps target power users focused on macro-nutrient precision, creating direct competition for users who prioritize data accuracy over mass-market, ad-supported alternatives.

Same space(41)

Fitbod

known forFitbod: Workout & Gym Planner

1 app4.4Health & Fitness

Offers AI-driven workout planning that serves as a physical training companion for users managing their nutrition via MacroFactor.

Hevy Gym Workout Tracker

known forHevy - Gym Log Workout Tracker

1 app4.9Health & Fitness

Offers a gym-focused tracking experience that complements MacroFactor's nutrition-centric approach by logging physical training data.

Improvement Tech

known forCal AI - Food Calorie Tracker

1 app4.6Health & Fitness

Provides an automated, photo-based logging experience that appeals to users seeking to minimize manual data entry.

Leal Apps LTDA

known forGym WP - Workout Tracker & Log

1 app4.6Health & Fitness

Provides a personalized workout planning tool that complements MacroFactor's nutrition tracking for users managing both diet and training.

Lifesum

known forLifesum: AI Calorie Tracker

1 app4.4Health & Fitness

Offers a multi-modal logging experience that competes for the same nutrition-tracking audience by emphasizing ease of use.

Lyfta Gym Workout Tracker

known forLyfta: Gym Log Workout Tracker

1 app4.7Health & Fitness

Provides a dedicated gym workout tracker that users often pair with MacroFactor to manage both nutrition and physical training.

TechPionners Team

known forMuscle Monster Workout Planner

1 app4.6Health & Fitness

Focuses on AI-guided workout generation, serving as a fitness-focused companion for users tracking their nutrition in MacroFactor.

adidas

known foradidas Running: Run tracker

1 app4.6Health & Fitness

This app captures the endurance-training segment, offering a multi-sport alternative to MacroFactor's strength-only focus.

Appediet Information PTE

known forAI Calorie Counter - Appediet

1 app4.7Health & Fitness

Appediet offers a verified database and AI-scanning for users who prioritize data accuracy.

BetterMe

known forBetterMe: Health Coaching

1 app4.7Health & Fitness

BetterMe offers a holistic wellness alternative for users seeking human coaching and integrated hardware rather than just macro tracking.

BG.Studio

known forGym Workout Tracker & Fitness

1 app4.3Health & Fitness

This app provides a standard gym-tracking experience, acting as a basic alternative to MacroFactor's complex coaching engine.

Cronometer Software

known forCronometer: Calorie Counter

2 apps4.8Health & Fitness

Targets clinical and athletic segments with micronutrient-focused tracking, offering a higher level of data granularity than MacroFactor.

DevMaker Mobile Apps

known forDecathlon Coach - fitness, run

1 app4.2Health & Fitness

This app offers free, multi-sport guided programs, serving as a low-cost alternative for users who do not require MacroFactor's advanced strength logic.

EZ Health

known forHome Workout App: Fitness

2 apps4.9Health & Fitness

This app serves the casual fitness market with bodyweight routines, contrasting with MacroFactor's serious strength-training focus.

fatsecret

known forCalorie Counter by fatsecret

1 app4.6Health & Fitness

Differentiates through professional health practitioner integration, creating a B2B-style retention mechanism that MacroFactor currently lacks.

Fitia Technologies

known forFitia: Calorie Counter & Diet

1 app4.8Health & Fitness

Offers a similar nutrition-tracking scope but emphasizes AI-driven, multi-modal logging to simplify the user experience.

FitNow

known forCalorie Counter by Lose It!

1 app4.8Health & Fitness

Defends its market position with a massive, user-contributed database that provides a high-utility alternative to MacroFactor's verified data.

Foodvisor

known forFoodvisor - AI Calorie Counter

2 apps4.7Health & Fitness

Foodvisor targets users seeking AI-driven nutritional guidance and meal planning.

GymBros

known forLiftoff - Ranked Gym Workouts

2 apps4.8Health & Fitness

This app gamifies gym attendance, serving as a social-retention rival to MacroFactor's data-driven approach.

HealthVida GmbH & Co. KG.

known forFastic Weight Loss & Fasting

1 app4.4Health & Fitness

Fastic focuses on the fasting-timer niche, often used by MacroFactor users to manage feeding windows.

Hevy Studios S.L.

known forHevy - Workout Tracker Gym Log

1 app4.9Health & Fitness

Hevy serves as a dedicated workout tracker for users who manage nutrition in MacroFactor but require granular gym logging.

Journable

known forJournable: AI Calorie Counter

1 app4.7Health & Fitness

Uses a chat-based interface to simplify nutrition tracking, contrasting with MacroFactor's more structured, form-based logging.

Ladder Technologies

known forLADDER Strength Training Plans

1 app4.9Health & Fitness

LADDER serves as a premium workout programming alternative for users who want expert-led structure rather than self-managed routines.

Leap Fitness

known forHome Workout - No Equipment

1 app4.9Health & Fitness

This app targets the home-based segment that MacroFactor Workouts ignores by removing the requirement for gym equipment.

Lindberg Development AS

known forLyfta: Gym Workout Tracker Log

1 app4.8Health & Fitness

Lyfta serves as a manual-first gym logging companion for users who prefer control over their training data.

Municorn

known forCalorie Counter & Food Tracker

1 app4.7Health & Fitness

Calorie Counter by Numify competes for the same nutrition-tracking base but relies on AI-first logging rather than metabolic algorithms.

MyFitnessPal

known forMyFitnessPal: Calorie Counter

2 apps4.4Health & Fitness

Serves as a massive, ad-supported alternative for users seeking a broad food database rather than MacroFactor's specialized metabolic coaching.

MyNetDiary

known forCalorie Counter - MyNetDiary

1 app4.8Health & Fitness

MyNetDiary offers a high-efficiency logging experience for users who prioritize speed over metabolic modeling.

MyNetDiary.com

known forCalorie Counter - MyNetDiary

1 app4.8Health & Fitness

Targets the high-accuracy segment with a staff-verified database, competing directly with MacroFactor's data-driven value proposition.

Next Vision

known forCalo: AI Food Calorie Counter

2 apps4.7Health & Fitness

Targets the same nutrition-tracking audience but prioritizes automated photo-based logging over MacroFactor's manual, data-driven methodology.

Nike

known forNike Training Club

1 app4.3Health & Fitness

This app functions as a free brand-loyalty tool, providing high-quality video content that competes with MacroFactor's subscription-gated library.

Noom

known forNoom Weight Loss, Food Tracker

1 app4.7Health & Fitness

Noom provides a behavioral psychology-based alternative to MacroFactor's metabolic-focused coaching.

Planet Fitness

known forPlanet Fitness

1 app4.9Health & Fitness

This app provides physical gym utility through occupancy data, serving as a companion for gym-goers who use MacroFactor for programming.

RefaceLithuania

known forBitePal: AI Calorie Counter

1 appHealth & Fitness

Uses gamification to reduce the cognitive load of nutrition tracking, contrasting with MacroFactor's more serious, data-focused coaching.

Simple.Life Apps

known forSimple・AI Weight Loss & Health

1 app4.5Health & Fitness

Focuses on AI-driven health coaching rather than strict calorie counting, offering a less rigid alternative for users.

Social Tech.

known forWorkout Planner Gym Log・Fit AI

1 app4.7Health & Fitness

This app uses AI to generate plans, competing with MacroFactor's automated programming but with a broader exercise database.

Symmetry Dev

known forSymmetry: AI Gym Workout Log

1 app4.8Health & Fitness

This app uses AI body scanning to personalize training, offering a visual-first approach to gym logging.

Technogym SpA

known forTechnogym - fitness & workout

1 app4.4Health & Fitness

This app links directly to gym hardware, providing a telemetry-heavy experience that MacroFactor lacks.

Virtuagym

known forVirtuagym: Fitness & Workouts

1 app4.6Health & Fitness

This app combines nutrition and fitness tracking, serving as a direct all-in-one alternative to the MacroFactor bundle.

Wachanga

known forCalz - Calorie Counter AI

2 apps4.6Health & Fitness

Competes in the nutrition-tracking space by pairing AI photography with macro-logging, though it lacks MacroFactor's metabolic-adaptation algorithm.

YAZIO

known forYazio: AI Calorie Tracker

2 apps4.7Health & Fitness

Acts as a mass-market calorie counter that competes for the same casual user base by offering AI-driven logging features.

New entrants(4)

AGS-Stiftung

known forAI Calorie & Nutrition Tracker

1 app0.0Health & Fitness

AI Calorie & Nutrition Tracker provides basic AI-assisted calorie tracking for users seeking simple meal logging.

Astronex AI

known forKova: AI Food & Sugar Tracker

1 app0.0Health & Fitness

Combines nutrition and glucose tracking, offering a specialized health-monitoring tool for users who need more than just calorie counting.

Growly

known forWorkout at Home App: Fitness

1 app4.6Health & Fitness

This app focuses on home-based habit formation, serving users who prioritize convenience over MacroFactor's gym-centric data tracking.

STARVIA COMPANY

known forYolo Fitness: Lazy Workout

1 app4.3Health & Fitness

This app targets the low-effort segment, providing a contrast to MacroFactor's high-intent, data-heavy user base.

The Analyst's Read

The bottom line on Stronger By Science Technologies

Bottom line

Stronger By Science is a highly specialized indie publisher successfully leveraging a 'math-first' approach to disrupt the Health & Fitness category. Their exceptionally high weighted rating of 4.82★ indicates a deep product-market fit among power users who find traditional trackers insufficient.

Frequently asked questions

How many apps does Stronger By Science Technologies publish?
Stronger By Science Technologies has 3 apps tracked by Marlvel, primarily in the Health & Fitness category.
What kind of apps does Stronger By Science Technologies make?
Stronger By Science Technologies's portfolio is concentrated in Health & Fitness, with an average rating of 4.8/5 across rated apps.
What is Stronger By Science Technologies's top app?
By review volume across the portfolio, MacroFactor - Macro Tracker is Stronger By Science Technologies's best-known app tracked by Marlvel.
In how many countries are Stronger By Science Technologies's apps available?
Marlvel has tracked Stronger By Science Technologies's apps across 2 countries.

What fed this analysis

Apps analyzed:
2
With full intel:
0
With overview:
2
Website scraped:
yes
Social presence:
yes

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Stronger By Science Technologies, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Stronger By Science Technologies intelligence.” Updated 2026-04-23. https://marlvel.ai/publishers/stronger-by-science-technologies-llc

See methodologyContact support

Data licensed under CC-BY-NC 4.0