About the Site

Free Fitness Calculators & Structured Training Guides

Denstar Fitness provides free fitness calculators and training guides designed to help you understand and apply the numbers behind your workouts, nutrition, and body composition.

48+
Free calculators
10
Tool categories
16+
In-depth guides

Calculators built around real training decisions

Denstar Fitness is built around the calculators first — guides exist to help interpret and act on the results. The goal is to give you specific numbers for your situation, not general recommendations that may or may not apply to you.

All 48+ tools run directly in your browser. No account required. No subscription. No data uploaded to any server.

Strength Training

1RM, training volume, RPE, powerlifting totals, progressive overload

Body Composition

BMI, body fat %, lean body mass, ideal weight, waist ratios

Nutrition Planning

TDEE, macros, protein intake, bulk calories, fat intake

Running Performance

Pace, VDOT, splits, intervals, calories burned

Calisthenics

Push-up and pull-up strength benchmarks, home workout generator

Tracking & Planning

Weight tracker, meal planner, workout generator, step goals

How the calculators and guides work together

Each guide on Denstar Fitness is paired with a relevant calculator so results can be interpreted and applied immediately in practice. The goal is to provide specific numbers that can be applied directly to your own training and planning.

Topics covered across the site include hypertrophy and training volume, fat-loss planning, recovery and soreness, supplement usage, workout structure, and body composition tracking.

No sign-up required Browser-based tools No data uploaded Science-backed recommendations Intermediate-level focus

People who want to train with better data

Denstar Fitness is intended for people who want clearer workout planning, practical nutrition estimates, structured strength-training guidance, and a better understanding of the metrics behind their training.

Whether you're early in your training or refining an existing programme, the site is designed to give you tools that make progress easier to measure and apply consistently.

Dennis Kiplimo — Denstar Fitness

Dennis Kiplimo

Founder of Denstar Fitness

Denstar Fitness was created by Dennis Kiplimo, a Registered Nurse with over five years of strength-training and nutrition experience. He began training during the COVID-19 lockdowns in 2020 and launched denstarfitness.com in 2023 to provide practical fitness calculators and structured guides that help make training and nutrition decisions clearer.

His medical background influences how the site's tools and content are developed, with a focus on clarity, context, and usability.

Dennis also writes about health and fitness on Medium.

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