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Kriyasya Fitness
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Science-Backed Fitness Tools

Build the body
you actually want.

Free calculators to understand your body, plus premium plans, reports and trackers — each one personalized to your goals, not generic advice.

Explore Premium Plans → Try Free Calculators
45+
Fitness tools
7
Premium plans
3
Free to try

🔒 Private & secure — you're always in control of your fitness data.

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✦ FITNESS PASS

One pass, every included fitness tool

35 tools 30-day access 50 credits
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★ Premium plans

Done-for-you transformation plans

Our most detailed, done-for-you programs — generated from your exact stats, goal, equipment and timeline, then delivered as a clear, printable plan. Each is a Premium plan taken with credits (its own price, shown on the card) and includes everything the plan needs — no separate charge for the calculators it uses. Saved to your dashboard.

7 plans
🏆

Body Transformation Report

Your complete personalized transformation blueprint — score, calories, workout, meals & milestones.
Body score & compositionCustom calorie & macro targetsFull workout + meal planPrintable PDF report
Premium · 20 credits Get access →
📋

30-Day Weight Loss Plan

A complete month-long system tailored to your level, equipment, diet and timeline.
30-day workout scheduleDaily meal structureGrocery list & checklistWeekly progress tracker
Premium · 20 credits Get access →
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Muscle Gain Plan

Lean bulk blueprint with the right surplus, protein and progressive overload.
Lean bulk caloriesProtein targetsCustom training splitProgressive overload plan
Premium · 50 credits Get access →
🏠

Home Workout Plan

No gym needed — complete training programs you can do anywhere.
No-equipment routinesDumbbell-only optionsWarm-up & cool-down4-week progression
Premium · 20 credits Get access →
🍽️

Diet Plate Builder

Your personalized meal structure for any goal, cuisine and food preference.
Per-meal calorie splitProtein & carb guidesSnack & cheat-meal rules7 or 30-day plan
Premium · 20 credits Get access →
🧬

Fitness Age Calculator

Discover your true biological fitness age — more meaningful than BMI alone.
Fitness age vs actual ageStrength/cardio/mobility scoresBody composition scoreImprovement plan
Premium · 20 credits Get access →
🎯

Body Type Workout Finder

Training matched to your body type, fat-storage pattern and goal.
Best workout styleOptimized weekly splitCardio recommendationsNutrition focus
Premium · 20 credits Get access →
★ How it works

How your plan is built

No guesswork. Every premium plan is generated from your real numbers, then delivered as a clear, printable program you can follow day by day.

1

Tell us about you

Your stats, goal, equipment, diet and timeline — a couple of minutes, no jargon.

2

We build your plan

Calories, macros, training split and meals are calculated for your exact body and goal.

3

Follow & track

Get a printable report and track progress week by week — right on your device.

✓ Included with the World Pass

Advanced tools & games

High-impact analyzers, scores, planners and gamified trackers — all included with the Fitness World Pass (one pass, 30 days). Sign in with an active membership to use them.

15 tools
📐 Included · World Pass
Body Fat % Analyzer
Detailed US-Navy body composition.
Get access →
🥗 Included · World Pass
Macro Calculator Pro
Full macro plan with meal breakdown.
Get access →
⚡ Included · World Pass
Metabolism Score
Rate & boost your metabolism.
Get access →
🪞 Included · World Pass
Skinny Fat Analyzer
Normal weight, high body fat?
Get access →
⚠️ Included · World Pass
Belly Fat Risk
Visceral fat health risk + plan.
Get access →
😴 Included · World Pass
Sleep Recovery Score
How well you recover overnight.
Get access →
🫁 Included · World Pass
VO2 Max Estimator
Your cardiovascular fitness level.
Get access →
🪑 Included · World Pass
Desk Posture Score
Assess & fix desk posture.
Get access →
🔄 Included · World Pass
Carb Cycling Planner
High/low/no-carb day targets.
Get access →
⏰ Included · World Pass
Fasting Window Planner
Optimize your IF schedule.
Get access →
🚶‍♀️ Included · World Pass
Walking Weight Loss
Walk your way to goal weight.
Get access →
💒 Included · World Pass
Wedding Planner
Reach your goal by the big day.
Get access →
🏅 Included · World Pass
75 Hard Challenge
Streaks, badges & certificate.
Get access →
⚔️ Included · World Pass
Weight Loss Quest
XP, levels & boss fights.
Get access →
🧘 Included · World Pass
Craving Control
Urge timer & habit reset.
Get access →
Calculators

Fitness calculators

Science-backed calculators for your numbers. A few are free to try; the rest are included with the Fitness World Pass. Each card shows its access below.

23 calculators
⚖️ BMI Calculator Free 🔥 BMR Calculator Free 📊 TDEE Calculator Included · World Pass 📉 Calorie Deficit Included · World Pass 🥩 Protein Intake Included · World Pass 💧 Water Intake Free 🎯 Ideal Weight Included · World Pass 📏 Waist-to-Height Included · World Pass 📏 Waist-to-Hip Included · World Pass 🏃 Calories Burned Included · World Pass 👟 Steps to Calories Included · World Pass 🚶 Walking Pace Included · World Pass 🏃‍♂️ Running Pace Included · World Pass ❤️ Target Heart Rate Included · World Pass 🏋️ 1 Rep Max Included · World Pass 💪 Pushup Test Included · World Pass 🧱 Plank Test Included · World Pass 🎯 Step Goal Included · World Pass 📅 Weight Loss Timeline Included · World Pass 🏃‍♀️ Running Calories Included · World Pass 💰 Protein Cost Included · World Pass 📈 Gym ROI Included · World Pass 🎖️ Army Fitness Test Included · World Pass
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No tools match your search. Try another keyword.

How Fitness access works

A few calculators are free to try. An active membership plus the Fitness World Pass (40 credits · 30 days) unlocks every included calculator and tool. The premium plans below are our most detailed programs — each taken with credits and saved to your dashboard.

⚡ Your membership must be active to use your credits, World Pass & premium plans
🎯

Weight Loss Starter

Everything to start losing fat
  • BMI + TDEE + Calorie Deficit
  • Protein Calculator
  • 30-Day Meal Plan
  • Workout Plan
  • Progress Tracker
  • PDF Report
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Muscle Gain Pack

Build lean muscle the right way
  • BMR/TDEE + Lean Bulk Calories
  • Protein Target
  • Workout Split
  • 1RM Calculator
  • Progressive Overload Plan
  • PDF Plan
🏠

Home Fitness Pack

Get fit without a gym
  • No-Equipment Workouts
  • Walking Plan
  • Mobility Routines
  • Fat Loss Tracker
  • 21-Day Challenge
🧘

Habit Reset Pack

Break bad habits for good
  • Craving Control Tool
  • Junk Food Detox
  • Walking Streak Tracker
  • Sleep Reset Guide
  • Motivation Game
See membership & credits →

Already a member? Sign in here

💪
Install the App

Your fitness data stays with you.

Add Kriyasya Fitness to your home screen — no app store, no account syncing, no cloud. Your plans, progress and streaks are stored privately on your device only.

Works like a native appOffline-ready100% private
On iPhone/iPad: tap Share ⎙ then “Add to Home Screen”.

🔒 Your Data

Everything you track in Kriyasya Fitness — plans, progress, streaks and check-ins — is saved only on this device and is never uploaded to any server. You own it, and you can delete any part of it anytime.

👤 Best as your personal journal on one device. Your progress is tied to this browser, so it works best when one person tracks on one device. It won't sync to your other phones or computers, and anyone sharing this browser will see the same data. Clearing your browser data (or private/incognito mode) will erase it.
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This only clears your Fitness data on this device. Your data in other Kriyasya sections is not affected.

⚠ Delete all your Fitness data?

This permanently deletes ALL your Kriyasya Fitness data saved on this device — every plan tracker, challenge streak, game progress and check-in. This cannot be undone and nothing can be recovered.

Fitness World PassMembership + pass · 30 days
See access
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