ちゃんと CHANTO · DOING THINGS RIGHT
Free Fitness & Performance Tools for Athletes
Calculators, planners and evidence-based guides for training, nutrition and long-term progress. Free. No sign-up. No advertising. All calculations and data saved locally in your browser remain on your device.
21 calculators · 4 planners · 4 Fitness Identity tools · free · no ads · no sign-up
TRAINING STORY
Body Supremacy Training Story
Want to post a Body Supremacy story? Just open the tool and create your story with or without details. In seconds, your story card and training receipt are ready. No sign up. Your fitness inputs stay local in your browser.
Create a Training Story →PILLAR 1 · FITNESS IDENTITY SYSTEM
Your daily training companion
Your daily training companion: check-in, training and progress in one place — local, free and without an account.
- Check-inSeven questions and a simple daily score in under one minute.
- WrappedA monthly review of your locally saved data.
- Gym ModeTrack training without unnecessary distractions.
- ProgressView body weight and measurements as long-term trends.
PILLAR 2 · CALCULATORS
21 free performance calculators
From calories and protein to training volume, warm-ups and sleep: every calculator provides not only a result, but also explains its method, limitations and practical use.
PILLAR 3 · PLANNERS
Four planners for your next phase
Plan a bulk, cut, maintenance phase or reverse diet with clear guardrails, a weekly review routine and local export.
Your Fitness Passport
Your personal training record — completed by you, processed locally and exportable as a PDF or image at any time.
Create your Passport →The Republic of Body Supremacy
FITNESS PASSPORT
LAB.BODYSUPREMACY.DE
Platform
A complete toolbox
From nutrition to recovery — five focused areas, built to work together.
Nutrition & Calories
Understand calorie needs, macros and protein as clear, transparent estimates.
Open →
Diet & Goals
Plan deficits, surpluses, target weight, pace and realistic timeframes.
Open →
Body Stats
Interpret BMI, body fat and FFMI as estimates in the right context.
Open →
Training & Strength
Plan training loads, volume, warm-ups, plates and deloads.
Open →
Health & Lifestyle
Put TDEE, hydration, creatine, daily movement and sleep into context.
Open →
Knowledge Hub
When you want to go deeper.
Calm, evidence-based guides on training, nutrition and recovery — plainly written, carefully researched.
Open the Knowledge Hub →Topic worlds
Five ways through the Performance Lab.
The most important resources are organised as connected topic clusters. Guides, calculators, planners and local tools deepen a subject step by step instead of ending in isolated pages.
Muscle Building & Training Planning
Understand training stimulus, progression, volume and strength, then connect the fundamentals with the relevant calculators and planners.
02Fat Loss & Nutrition
Put energy balance, calories, protein and rates of change into context, with practical tools for planning and tracking progress.
03Recovery & Performance
Connect sleep, fatigue, load management and deloading without reducing recovery to a single number.
04Gymwear, Fabrics, Fit & Construction
Judge material, GSM, fit, care, printing and construction through concrete details that affect quality, durability and feel.
05Fitness Identity & Long-Term Adherence
Connect check-ins, training, progress and reflection into a personal system that makes long-term consistency visible.
Your fitness inputs stay local
Calculators process body, nutrition and training inputs directly in your browser. Local Fitness Identity histories remain in your device's browser storage when you use those features.
We do not turn those inputs into a personal fitness record for advertising and we do not monetise them. Technical hosting and platform telemetry is treated separately and explained transparently in the privacy notice.
Fitness inputs & privacy →Trust
From the scene. For the scene
Body Supremacy® grew out of training, discipline and the standard of building things carefully. The Performance Lab applies that standard to free tools and knowledge: understandable methods, clear limitations and no paywalls around the core tools.
The verified NINTAI T-shirt product from Body Supremacy® is made in Portugal. Explore the shop.
Discipline is the most precise form of self-respect.
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Born from discipline. Shaped by experience.